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Be still my speeding heart

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Cycling Equipment
Published
16 April 2008
Last activity
18 April 2008
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Andre Jute
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  1. email hidden said:


    Using a formula to figure your max HR is like fitting your shoes based
    on measuring the circumfrence of your head. Some correlation for a
    population probably, but near usless for an individual. The only way
    to find out what max HR is is to induce it.

    Joseph

    Congratulations, Joseph. Your reckless attitude has just put more
    people off cycling than the entire membership of RBT. Medical advice
    is that maximum heartrate should be established under medical
    supervision. Inducing maximum heart rate any old how, without any idea
    of what approximately it can be or should be, is very likely a recipe
    for pain or hurt or worse for an entire age group of wannabe cyclists
    (an age group pretty well represented on RBT, it seems).

    As it happens, I was taking various tests for my heart, and asked the
    people administering the treadmill test to establish my maximum
    heartrate, and learned from them that a pretty good correlation exists
    between the population and some of the more complicated formulae than
    the idiot's mnemonic of 220 minus age (most people leave off the
    necessary "plus/minus ten per cent" which defines the limits of
    confidence of this shortcut). Here's a formula that works well:
    Maximum heart rate approaches:
    210 - (half age in years) - (0.11*(weight in kg)) + 4

    Andre Jute
    http://members.lycos.co.uk/fiultra/BICYCLE%20%26%20CYCLING.html

  2. "Andre Jute" <[email hidden]> wrote in message
    news:[email hidden]...

    Quoted message said:
    email hidden said:


    Using a formula to figure your max HR is like fitting your shoes
    based
    on measuring the circumfrence of your head. Some correlation for a
    population probably, but near usless for an individual. The only way
    to find out what max HR is is to induce it.

    Joseph

    Congratulations, Joseph. Your reckless attitude has just put more
    people off cycling than the entire membership of RBT. Medical advice
    is that maximum heartrate should be established under medical
    supervision. Inducing maximum heart rate any old how, without any idea
    of what approximately it can be or should be, is very likely a recipe
    for pain or hurt or worse for an entire age group of wannabe cyclists
    (an age group pretty well represented on RBT, it seems).

    As it happens, I was taking various tests for my heart, and asked the
    people administering the treadmill test to establish my maximum
    heartrate, and learned from them that a pretty good correlation exists
    between the population and some of the more complicated formulae than
    the idiot's mnemonic of 220 minus age (most people leave off the
    necessary "plus/minus ten per cent" which defines the limits of
    confidence of this shortcut). Here's a formula that works well:
    Maximum heart rate approaches:
    210 - (half age in years) - (0.11*(weight in kg)) + 4

    Andre Jute
    http://members.lycos.co.uk/fiultra/BICYCLE%20%26%20CYCLING.html

    It doesn't matter which method is used, it will not fit with the
    majority of people. Statistically, max HR is normally distributed with a
    mean and a standard deviation for each age group. 95% of the population
    will be in the range of plus or minus 2 standard deviations from the
    mean.

    Phil H

  3. Phil Holman' piholmanc@yourservice said:

    "Andre Jute" <[email hidden]> wrote in message

    news:[email hidden]...

    Quoted message said:

    On Apr 11, 7:22 am, "[email hidden]"
    <[email hidden]> wrote:

    Quoted message said:
    Quoted message said:

    Using a formula to figure your max HR is like fitting your shoes
    based
    on measuring the circumfrence of your head. Some correlation for a
    population probably, but near usless for an individual. The only way
    to find out what max HR is is to induce it.

    Quoted message said:
    Quoted message said:

    Joseph

    Quoted message said:

    Congratulations, Joseph. Your reckless attitude has just put more
    people off cycling than the entire membership of RBT. Medical advice
    is that maximum heartrate should be established under medical
    supervision. Inducing maximum heart rate any old how, without any idea
    of what approximately it can be or should be, is very likely a recipe
    for pain or hurt or worse for an entire age group of wannabe cyclists
    (an age group pretty well represented on RBT, it seems).

    Quoted message said:

    As it happens, I was taking various tests for my heart, and asked the
    people administering the treadmill test to establish my maximum
    heartrate, and learned from them that a pretty good correlation exists
    between the population and some of the more complicated formulae than
    the idiot's mnemonic of 220 minus age (most people leave off the
    necessary "plus/minus ten per cent" which defines the limits of
    confidence of this shortcut). Here's a formula that works well:
    Maximum heart rate approaches:
    210 - (half age in years) - (0.11*(weight in kg)) + 4

    Quoted message said:

    Andre Jute
    http://members.lycos.co.uk/fiultra/BICYCLE%20%26%20CYCLING.html

    Make up your mind, Phil.

    Do you disagree with the physicians I spoke to:

    Quoted message said:

    It doesn't matter which method is used, it will not fit with the
    majority of people.

    Or do you agree with them:

    Quoted message said:

    Statistically, max HR is normally distributed with a
    mean and a standard deviation for each age group. 95% of the population
    will be in the range of plus or minus 2 standard deviations from the
    mean.

    You can't have it both ways.

    Quoted message said:

    Phil H

    Andre Jute
    http://members.lycos.co.uk/fiultra/BICYCLE%20HUMOUR.html

  4. Andre Jute said:

    On Apr 11, 7:22 am, "[email hidden]"

    Quoted message said:

    Using a formula to figure your max HR is like fitting your shoes based
    on measuring the circumfrence of your head. Some correlation for a
    population probably, but near usless for an individual. The only way
    to find out what max HR is is to induce it.

    Quoted message said:

    Joseph

    Congratulations, Joseph. Your reckless attitude has just put more
    people off cycling than the entire membership of RBT. Medical advice
    is that maximum heartrate should be established under medical
    supervision. Inducing maximum heart rate any old how, without any idea
    of what approximately it can be or should be, is very likely a recipe
    for pain or hurt or worse for an entire age group of wannabe cyclists
    (an age group pretty well represented on RBT, it seems).

    As it happens, I was taking various tests for my heart, and asked the
    people administering the treadmill test to establish my maximum
    heartrate, and learned from them that a pretty good correlation exists
    between the population and some of the more complicated formulae than
    the idiot's mnemonic of 220 minus age (most people leave off the
    necessary "plus/minus ten per cent" which defines the limits of
    confidence of this shortcut). Here's a formula that works well:
    Maximum heart rate approaches:
    210 - (half age in years) - (0.11*(weight in kg)) + 4

    Andre Jutehttp://members.lycos.co.uk/fiultra/BICYCLE%20%26%20CYCLING.html

    People afraid of blowing a gasket are doing more harm to themselves
    worrying about overdoing it than they ever would by actually overdoing
    it. So what if in every HRM manual, and every magazine articel about
    exercise it says to consult a doctor before starting an exercise
    program? It also says "HOT: use extreme caution" on McDonalds coffee
    lids.

    Encouraging people to use their bodies as billions have done before
    them without fear is harldy reckless. What is perhaps reckless is
    scaring people into thinking they are fragile entities on the verge of
    death who need affirmation from a doctor before they do anything.

    Sure the formula you cite works well sometimes, but it is still just
    an estimation. Probably good enough, and a fine starting place, and
    perhaps even correct! But like I say, you can come up with a formula
    to determine shoe size from head circumfrence that will probably be
    just as accurate, but it won't work for everyone. So if you really
    want to get shoes that fit, measure your feet, not your head. Same
    goes for HR.

    Measuring max HR isn't any harder than riding up a hill as hard as you
    can until you have to ease off, then looking at the HRM. Hardly
    dramatic or reckless.

    Joseph

  5. email hidden said:


    People afraid of blowing a gasket are doing more harm to themselves
    worrying about overdoing it than they ever would by actually overdoing
    it. So what if in every HRM manual, and every magazine articel about
    exercise it says to consult a doctor before starting an exercise
    program? It also says "HOT: use extreme caution" on McDonalds coffee
    lids.

    I thought it was the other way around - consult a doctor before
    consuming coffee, and use extreme caution with a heart rate monitor.

    R

  6. Andre Jute said:

    On Apr 11, 7:22 am, "[email hidden]"

    Quoted message said:

    Using a formula to figure your max HR is like fitting your shoes based
    on measuring the circumfrence of your head. Some correlation for a
    population probably, but near usless for an individual. The only way
    to find out what max HR is is to induce it.

    Quoted message said:

    Joseph

    Congratulations, Joseph. Your reckless attitude has just put more
    people off cycling than the entire membership of RBT. Medical advice
    is that maximum heartrate should be established under medical
    supervision. Inducing maximum heart rate any old how, without any idea
    of what approximately it can be or should be, is very likely a recipe
    for pain or hurt or worse for an entire age group of wannabe cyclists
    (an age group pretty well represented on RBT, it seems).

    As it happens, I was taking various tests for my heart, and asked the
    people administering the treadmill test to establish my maximum
    heartrate, and learned from them that a pretty good correlation exists
    between the population and some of the more complicated formulae than
    the idiot's mnemonic of 220 minus age (most people leave off the
    necessary "plus/minus ten per cent" which defines the limits of
    confidence of this shortcut). Here's a formula that works well:
    Maximum heart rate approaches:
    210 - (half age in years) - (0.11*(weight in kg)) + 4

    Andre Jutehttp://members.lycos.co.uk/fiultra/BICYCLE%20%26%20CYCLING.html

    That's still off by nearly 10 beats per minute in my case, which is
    not acceptable. The problem with statistical correlations like that
    is that they're based on the average population. Anyone who actually
    needs to know their max heart rate is most likely an outlier in one
    direction or another.

  7. RicodJour said:

    On Apr 16, 4:23 am, "[email hidden]"

    Quoted message said:

    People afraid of blowing a gasket are doing more harm to themselves
    worrying about overdoing it than they ever would by actually overdoing
    it. So what if in every HRM manual, and every magazine articel about
    exercise it says to consult a doctor before starting an exercise
    program? It also says "HOT: use extreme caution" on McDonalds coffee
    lids.

    I thought it was the other way around - consult a doctor before
    consuming coffee, and use extreme caution with a heart rate monitor.

    R

    I thought coffee was rehabilitated, full of goodies. (Free radicals?
    What has it to do with politics?) -- Andre Jute

  8. Quoted message said:
    Andre Jute said:

    On Apr 11, 7:22 am, "[email hidden]"

    Quoted message said:

    <[email hidden]> wrote:

    Quoted message said:
    Quoted message said:

    Using a formula to figure your max HR is like fitting your shoes based
    on measuring the circumfrence of your head. Some correlation for a
    population probably, but near usless for an individual. The only way
    to find out what max HR is is to induce it.

    Quoted message said:
    Quoted message said:

    Joseph

    Quoted message said:

    Congratulations, Joseph. Your reckless attitude has just put more
    people off cycling than the entire membership of RBT. Medical advice
    is that maximum heartrate should be established under medical
    supervision. Inducing maximum heart rate any old how, without any idea
    of what approximately it can be or should be, is very likely a recipe
    for pain or hurt or worse for an entire age group of wannabe cyclists
    (an age group pretty well represented on RBT, it seems).

    Quoted message said:

    As it happens, I was taking various tests for my heart, and asked the
    people administering the treadmill test to establish my maximum
    heartrate, and learned from them that a pretty good correlation exists
    between the population and some of the more complicated formulae than
    the idiot's mnemonic of 220 minus age (most people leave off the
    necessary "plus/minus ten per cent" which defines the limits of
    confidence of this shortcut). Here's a formula that works well:
    Maximum heart rate approaches:
    210 - (half age in years) - (0.11*(weight in kg)) + 4

    Quoted message said:

    Andre Jutehttp://members.lycos.co.uk/fiultra/BICYCLE%20%26%20CYCLING.html

    That's still off by nearly 10 beats per minute in my case, which is
    not acceptable.  The problem with statistical correlations like that
    is that they're based on the average population.

    The advantage of the statistical determination of the normal
    distribution of some universe, in this case maximum heart rate by age
    subdivisions of the populace, is that it is a scientific method,
    unlike the anecdotal witterings of self-declared "experts" in virtual
    space. But nobody claims that statistical methods lead to perfect
    judgements: their very nature is to provide a guideline within defined
    limits of confidence.

    Quoted message said:

    Anyone who actually
    needs to know their max heart rate is most likely an outlier in one
    direction or another.

    And that is where this thread started, when I twitted Joseph on giving
    advice that John Q Public would see as reckless, coming down, as
    Joseph's advice does, to "run until you fall down and that is your max
    heart rate". Because we are not talking about athletes and suchlike
    (those who are already "outliers"😉 but about getting Jane Doe to take
    up cycling or some other form of exercise. And most Jane Does will
    fall right under the bulge of the Bell Curve.

    Nor is it only "outliers" who need to know their MHR. No exercise
    regime can be devised without consideration of heart rate zones, and
    those are all defined as percentages of MHR.

    Furthermore, the anecdotal evidence of those whose anecdotal evidence
    has the value of experience (say RBT posters) in this case almost
    certainly arises from a group in which individuals know their MHR
    pretty closely. They may thus be "outliers" but they are not
    *ignorant* outliers as you're trying to claim. I think it very likely
    that exactly the opposite of your statement is true, that those who
    need to know their MHR in most cases already know their MHR.

    This is a storm in a chamberpot that blew up because Joseph overstated
    a case that only required the words "for regular cyclists" or some
    such to be added to be acceptable.

    Andre Jute
    http://members.lycos.co.uk/fiultra/BICYCLE%20%26%20CYCLING.html

  9. the revised equation is:

    210 - (half age in years) - (0.11*(weight in kg)) + 4 ????

    or minus .11*weight in kg skip the 4
    is equal to to ur future contract with CSC

  10. Andre Jute said:
    Quoted message said:

    On Apr 15, 8:26 pm, Andre Jute <[email hidden]> wrote:

    Quoted message said:
    Quoted message said:

    On Apr 11, 7:22 am, "[email hidden]"

    Quoted message said:
    Quoted message said:

    <[email hidden]> wrote:

    Quoted message said:
    Quoted message said:

    > Using a formula to figure your max HR is like fitting your shoes based
    > on measuring the circumfrence of your head. Some correlation for a
    > population probably, but near usless for an individual. The only way
    > to find out what max HR is is to induce it.

    Quoted message said:
    Quoted message said:

    > Joseph

    Quoted message said:
    Quoted message said:

    Congratulations, Joseph. Your reckless attitude has just put more
    people off cycling than the entire membership of RBT. Medical advice
    is that maximum heartrate should be established under medical
    supervision. Inducing maximum heart rate any old how, without any idea
    of what approximately it can be or should be, is very likely a recipe
    for pain or hurt or worse for an entire age group of wannabe cyclists
    (an age group pretty well represented on RBT, it seems).

    Quoted message said:
    Quoted message said:

    As it happens, I was taking various tests for my heart, and asked the
    people administering the treadmill test to establish my maximum
    heartrate, and learned from them that a pretty good correlation exists
    between the population and some of the more complicated formulae than
    the idiot's mnemonic of 220 minus age (most people leave off the
    necessary "plus/minus ten per cent" which defines the limits of
    confidence of this shortcut). Here's a formula that works well:
    Maximum heart rate approaches:
    210 - (half age in years) - (0.11*(weight in kg)) + 4

    Quoted message said:
    Quoted message said:

    Andre Jutehttp://members.lycos.co.uk/fiultra/BICYCLE%20%26%20CYCLING.html

    Quoted message said:

    That's still off by nearly 10 beats per minute in my case, which is
    not acceptable.  The problem with statistical correlations like that
    is that they're based on the average population.

    The advantage of the statistical determination of the normal
    distribution of some universe, in this case maximum heart rate by age
    subdivisions of the populace, is that it is a scientific method,
    unlike the anecdotal witterings of self-declared "experts" in virtual
    space. But nobody claims that statistical methods lead to perfect
    judgements: their very nature is to provide a guideline within defined
    limits of confidence.

    Quoted message said:

    Anyone who actually
    needs to know their max heart rate is most likely an outlier in one
    direction or another.

    And that is where this thread started, when I twitted Joseph on giving
    advice that John Q Public would see as reckless, coming down, as
    Joseph's advice does, to "run until you fall down and that is your max
    heart rate". Because we are not talking about athletes and suchlike
    (those who are already "outliers"😉 but about getting Jane Doe to take
    up cycling or some other form of exercise. And most Jane Does will
    fall right under the bulge of the Bell Curve.

    Nor is it only "outliers" who need to know their MHR. No exercise
    regime can be devised without consideration of heart rate zones, and
    those are all defined as percentages of MHR.

    Furthermore, the anecdotal evidence of those whose anecdotal evidence
    has the value of experience (say RBT posters) in this case almost
    certainly arises from a group in which individuals know their MHR
    pretty closely. They may thus be "outliers" but they are not
    *ignorant* outliers as you're trying to claim. I think it very likely
    that exactly the opposite of your statement is true, that those who
    need to know their MHR in most cases already know their MHR.

    This is a storm in a chamberpot that blew up because Joseph overstated
    a case that only required the words "for regular cyclists" or some
    such to be added to be acceptable.

    Andre Jutehttp://members.lycos.co.uk/fiultra/BICYCLE%20%26%20CYCLING.html

    I don't feel that qualification is necessary, but I see your point.
    Obvioulsy some people are in horrible shape and on the verge, but I
    think way more people who in actuality are fine think they are on the
    verge. I think that is a problem for many people who are afraid to
    start exercising, or at least use that as an excuse to themselves to
    put it off.

    As for my famous shoe size formula:

    (((Head circumfrence in cm) + 4) / 2) / .67 = euro shoe size

    All subjects please report accuracy!

    Joseph

  11. Quoted message said:


    As for my famous shoe size formula:

    (((Head circumfrence in cm) + 4) / 2) / .67 = euro shoe size

    All subjects please report accuracy!

    Euro size: 42/43 (I have wide feet)
    Santaniello Size(TM): 45 (44.7, but who's counting?)

    Not quite 7% error? Not bad, mathematically speaking, but
    I somehow doubt my feet care about the math.

    --

    Kristian Zoerhoff
    [email hidden]

  12. Andre Jute said:
    email hidden said:


    Using a formula to figure your max HR is like fitting your shoes based
    on measuring the circumfrence of your head. Some correlation for a
    population probably, but near usless for an individual. The only way
    to find out what max HR is is to induce it.

    Joseph

    Congratulations, Joseph. Your reckless attitude has just put more
    people off cycling than the entire membership of RBT. Medical advice
    is that maximum heartrate should be established under medical
    supervision. Inducing maximum heart rate any old how, without any idea
    of what approximately it can be or should be, is very likely a recipe
    for pain or hurt or worse for an entire age group of wannabe cyclists
    (an age group pretty well represented on RBT, it seems).

    Feh. In the absence of heart disease or other defect, pegging that particular
    gauge runs you up against a built-in governor and there is no harm done beyond
    the expected exertion.

    A fair number of us geezers race and whether the HRM is mounted or not, do max
    out the heart rate from time to time.

  13. Andre Jute said:
    Quoted message said:

    On Apr 15, 8:26 pm, Andre Jute <[email hidden]> wrote:

    Quoted message said:
    Quoted message said:

    On Apr 11, 7:22 am, "[email hidden]"

    Quoted message said:
    Quoted message said:

    <[email hidden]> wrote:

    Quoted message said:
    Quoted message said:

    > Using a formula to figure your max HR is like fitting your shoes based
    > on measuring the circumfrence of your head. Some correlation for a
    > population probably, but near usless for an individual. The only way
    > to find out what max HR is is to induce it.

    Quoted message said:
    Quoted message said:

    > Joseph

    Quoted message said:
    Quoted message said:

    Congratulations, Joseph. Your reckless attitude has just put more
    people off cycling than the entire membership of RBT. Medical advice
    is that maximum heartrate should be established under medical
    supervision. Inducing maximum heart rate any old how, without any idea
    of what approximately it can be or should be, is very likely a recipe
    for pain or hurt or worse for an entire age group of wannabe cyclists
    (an age group pretty well represented on RBT, it seems).

    Quoted message said:
    Quoted message said:

    As it happens, I was taking various tests for my heart, and asked the
    people administering the treadmill test to establish my maximum
    heartrate, and learned from them that a pretty good correlation exists
    between the population and some of the more complicated formulae than
    the idiot's mnemonic of 220 minus age (most people leave off the
    necessary "plus/minus ten per cent" which defines the limits of
    confidence of this shortcut). Here's a formula that works well:
    Maximum heart rate approaches:
    210 - (half age in years) - (0.11*(weight in kg)) + 4

    Quoted message said:
    Quoted message said:

    Andre Jutehttp://members.lycos.co.uk/fiultra/BICYCLE%20%26%20CYCLING.html

    Quoted message said:

    That's still off by nearly 10 beats per minute in my case, which is
    not acceptable.  The problem with statistical correlations like that
    is that they're based on the average population.

    The advantage of the statistical determination of the normal
    distribution of some universe, in this case maximum heart rate by age
    subdivisions of the populace, is that it is a scientific method,
    unlike the anecdotal witterings of self-declared "experts" in virtual
    space. But nobody claims that statistical methods lead to perfect
    judgements: their very nature is to provide a guideline within defined
    limits of confidence.

    Quoted message said:

    Anyone who actually
    needs to know their max heart rate is most likely an outlier in one
    direction or another.

    And that is where this thread started, when I twitted Joseph on giving
    advice that John Q Public would see as reckless, coming down, as
    Joseph's advice does, to "run until you fall down and that is your max
    heart rate". Because we are not talking about athletes and suchlike
    (those who are already "outliers"😉 but about getting Jane Doe to take
    up cycling or some other form of exercise. And most Jane Does will
    fall right under the bulge of the Bell Curve.

    Nor is it only "outliers" who need to know their MHR. No exercise
    regime can be devised without consideration of heart rate zones, and
    those are all defined as percentages of MHR.

    Furthermore, the anecdotal evidence of those whose anecdotal evidence
    has the value of experience (say RBT posters) in this case almost
    certainly arises from a group in which individuals know their MHR
    pretty closely. They may thus be "outliers" but they are not
    *ignorant* outliers as you're trying to claim. I think it very likely
    that exactly the opposite of your statement is true, that those who
    need to know their MHR in most cases already know their MHR.

    This is a storm in a chamberpot that blew up because Joseph overstated
    a case that only required the words "for regular cyclists" or some
    such to be added to be acceptable.

    Andre Jutehttp://members.lycos.co.uk/fiultra/BICYCLE%20%26%20CYCLING.html-Hide quoted text -

    - Show quoted text -

    you post a bunch of garbage andre; you took a test with some geeks in
    a lab- you think their word is an absolute ? I guarentee you it is
    not, especially compared to the sheer number of atheletes who post
    here regularily- many of who have read much about cardiovascular
    fitness, and consulted with cardiologists and other physicians, and
    have differing opinions on the subject. You sound like one of these
    guys who says the earth is only 6000 years old because the bible says
    it is. It is important to always question, observe and use your own
    mind- And your statement "No exercise regime can be devised without
    consideration of heart rate zones, and those are all defined as
    percentages of MHR." ranks right up there with thoughtless posts- to
    anyone reading this I say, this guy is full of it. You don't need a
    mhr or hr zones- what the f*** for ? A training regime can consist of
    anything- because you have no conscious control over over your heart
    rate you don't need a hr monitor to train for ANYTHING- the results of
    the activity speak for themselves, there is no such thing as a heart
    rate race

  14. On Wed, 16 Apr 2008 08:33:54 -0700 (PDT),

    Quoted post said:

    As for my famous shoe size formula:

    (((Head circumfrence in cm) + 4) / 2) / .67 = euro shoe size

    All subjects please report accuracy!

    Joseph

    Ah, the flaw in this formula is trying to derive one measurement for
    two feet from one head. I have odd feet. The formula comes out as too
    big for either of them.
    I do however have a large head (63cm). It's a b*gger buying h*lm*ts.
    (which is a secondary reason for not wearing them any more).

    pete

  15. Quoted message said:
    Andre Jute said:

    On Apr 16, 2:05 pm, [email hidden] wrote:

    Quoted message said:
    Quoted message said:

    On Apr 15, 8:26 pm, Andre Jute <[email hidden]> wrote:

    Quoted message said:
    Quoted message said:

    > On Apr 11, 7:22 am, "[email hidden]"

    Quoted message said:
    Quoted message said:

    > <[email hidden]> wrote:

    Quoted message said:
    Quoted message said:

    > > Using a formula to figure your max HR is like fitting your shoes based
    > > on measuring the circumfrence of your head. Some correlation for a
    > > population probably, but near usless for an individual. The only way
    > > to find out what max HR is is to induce it.

    Quoted message said:
    Quoted message said:

    > > Joseph

    Quoted message said:
    Quoted message said:

    > Congratulations, Joseph. Your reckless attitude has just put more
    > people off cycling than the entire membership of RBT. Medical advice
    > is that maximum heartrate should be established under medical
    > supervision. Inducing maximum heart rate any old how, without any idea
    > of what approximately it can be or should be, is very likely a recipe
    > for pain or hurt or worse for an entire age group of wannabe cyclists
    > (an age group pretty well represented on RBT, it seems).

    Quoted message said:
    Quoted message said:

    > As it happens, I was taking various tests for my heart, and asked the
    > people administering the treadmill test to establish my maximum
    > heartrate, and learned from them that a pretty good correlation exists
    > between the population and some of the more complicated formulae than
    > the idiot's mnemonic of 220 minus age (most people leave off the
    > necessary "plus/minus ten per cent" which defines the limits of
    > confidence of this shortcut). Here's a formula that works well:
    > Maximum heart rate approaches:
    > 210 - (half age in years) - (0.11*(weight in kg)) + 4

    Quoted message said:
    Quoted message said:

    > Andre Jutehttp://members.lycos.co.uk/fiultra/BICYCLE%20%26%20CYCLING..html

    Quoted message said:
    Quoted message said:

    That's still off by nearly 10 beats per minute in my case, which is
    not acceptable.  The problem with statistical correlations like that
    is that they're based on the average population.

    Quoted message said:

    The advantage of the statistical determination of the normal
    distribution of some universe, in this case maximum heart rate by age
    subdivisions of the populace, is that it is a scientific method,
    unlike the anecdotal witterings of self-declared "experts" in virtual
    space. But nobody claims that statistical methods lead to perfect
    judgements: their very nature is to provide a guideline within defined
    limits of confidence.

    Quoted message said:
    Quoted message said:

    Anyone who actually
    needs to know their max heart rate is most likely an outlier in one
    direction or another.

    Quoted message said:

    And that is where this thread started, when I twitted Joseph on giving
    advice that John Q Public would see as reckless, coming down, as
    Joseph's advice does, to "run until you fall down and that is your max
    heart rate". Because we are not talking about athletes and suchlike
    (those who are already "outliers"😉 but about getting Jane Doe to take
    up cycling or some other form of exercise. And most Jane Does will
    fall right under the bulge of the Bell Curve.

    Quoted message said:

    Nor is it only "outliers" who need to know their MHR. No exercise
    regime can be devised without consideration of heart rate zones, and
    those are all defined as percentages of MHR.

    Quoted message said:

    Furthermore, the anecdotal evidence of those whose anecdotal evidence
    has the value of experience (say RBT posters) in this case almost
    certainly arises from a group in which individuals know their MHR
    pretty closely. They may thus be "outliers" but they are not
    *ignorant* outliers as you're trying to claim. I think it very likely
    that exactly the opposite of your statement is true, that those who
    need to know their MHR in most cases already know their MHR.

    Quoted message said:

    This is a storm in a chamberpot that blew up because Joseph overstated
    a case that only required the words "for regular cyclists" or some
    such to be added to be acceptable.

    Quoted message said:

    Andre Jutehttp://members.lycos.co.uk/fiultra/BICYCLE%20%26%20CYCLING.html-Hide quoted text -

    Quoted message said:

    - Show quoted text -

    you post a bunch of garbage andre; you took a test with some geeks in
    a lab- you think their word is an absolute ? I guarentee you it is
    not, especially compared to the sheer number of atheletes who post
    here regularily- many of who have read much about cardiovascular
    fitness, and consulted with cardiologists and other physicians, and
    have differing opinions on the subject. You sound like one of these
    guys who says the earth is only 6000 years old because the bible says
    it is. It is important to always question, observe and use your own
    mind-  And your statement "No exercise regime can be devised without
    consideration of heart rate zones, and those are all defined as
    percentages of MHR." ranks right up there with thoughtless posts- to
    anyone reading this I say, this guy is full of it. You don't need a
    mhr or hr zones- what the f*** for ? A training regime can consist of
    anything- because you have no conscious control over over your heart
    rate you don't need a hr monitor to train for ANYTHING- the results of
    the activity speak for themselves, there is no such thing as a heart
    rate race

    That's why I don't use an HRM for any of my training. This whole
    business with zones is so arbitrary and fuzzily defined as to be
    essentially meaningless, IMO.

    I use an HRM for pacing in time trial races, but I don't use just one
    value. I calibrate myself based on conditions, etc, and use it more
    for helping maintain an even pace, not so much for establishing what
    that pace should be.

    I ride easy rides where I try to keep slow enough that I can breath
    through my nose (just) for 80% of my "training", and then the
    remaining 20% is divided between moderately hard rides where I try to
    go fast without going too hard. Just hard enough that I have to
    concentrate on keeping the pace up, and interval sessions where I ride
    2.5 minutes as hard as I can, followed by 5 minutes of rest, repeated
    10 times. Perhaps these fall into certain HR zones, but so what? Why
    keep my eyes glued to some tiny screen when the great outdoors is
    rushing past?

    That is of course my opinion, and the way I like to do it. Some people
    enjoy the information they get from an HRM, and I don't mean to say
    they are wasting their time, just that it is an unnecessary gadget.

    Joseph

  16. Peter Grange said:

    On Wed, 16 Apr 2008 08:33:54 -0700 (PDT),

    Quoted post said:

    As for my famous shoe size formula:

    Quoted message said:

    (((Head circumfrence in cm) + 4) / 2) / .67 = euro shoe size

    Quoted message said:

    All subjects please report accuracy!

    Quoted message said:

    Joseph

    Ah, the flaw in this formula is trying to derive one measurement for
    two feet from one head. I have odd feet. The formula comes out as too
    big for either of them.
    I do however have a large head (63cm). It's a b*gger buying h*lm*ts.
    (which is a secondary reason for not wearing them any more).

    pete

    Didn't you learn in school you are supposed to SHOW YOUR WORK!

    The formula doesn't work for me either. I have a moderately big head
    (61cm) and bigger feet (Euro 50).

    Joseph

  17. Andre Jute said:
    Quoted message said:

    On Apr 15, 8:26 pm, Andre Jute <[email hidden]> wrote:

    Quoted message said:
    Quoted message said:

    On Apr 11, 7:22 am, "[email hidden]"

    Quoted message said:
    Quoted message said:

    <[email hidden]> wrote:

    Quoted message said:
    Quoted message said:

    > Using a formula to figure your max HR is like fitting your shoes based
    > on measuring the circumfrence of your head. Some correlation for a
    > population probably, but near usless for an individual. The only way
    > to find out what max HR is is to induce it.

    Quoted message said:
    Quoted message said:

    > Joseph

    Quoted message said:
    Quoted message said:

    Congratulations, Joseph. Your reckless attitude has just put more
    people off cycling than the entire membership of RBT. Medical advice
    is that maximum heartrate should be established under medical
    supervision. Inducing maximum heart rate any old how, without any idea
    of what approximately it can be or should be, is very likely a recipe
    for pain or hurt or worse for an entire age group of wannabe cyclists
    (an age group pretty well represented on RBT, it seems).

    Quoted message said:
    Quoted message said:

    As it happens, I was taking various tests for my heart, and asked the
    people administering the treadmill test to establish my maximum
    heartrate, and learned from them that a pretty good correlation exists
    between the population and some of the more complicated formulae than
    the idiot's mnemonic of 220 minus age (most people leave off the
    necessary "plus/minus ten per cent" which defines the limits of
    confidence of this shortcut). Here's a formula that works well:
    Maximum heart rate approaches:
    210 - (half age in years) - (0.11*(weight in kg)) + 4

    Quoted message said:
    Quoted message said:

    Andre Jutehttp://members.lycos.co.uk/fiultra/BICYCLE%20%26%20CYCLING.html

    Quoted message said:

    That's still off by nearly 10 beats per minute in my case, which is
    not acceptable. The problem with statistical correlations like that
    is that they're based on the average population.

    The advantage of the statistical determination of the normal
    distribution of some universe, in this case maximum heart rate by age
    subdivisions of the populace, is that it is a scientific method,
    unlike the anecdotal witterings of self-declared "experts" in virtual
    space. But nobody claims that statistical methods lead to perfect
    judgements: their very nature is to provide a guideline within defined
    limits of confidence.

    And here I thought that the scientific method had something to do with
    actually testing a hypothesis rather than trying to infer the answer
    from someone else's tests on a potentially unrelated sample group.

    Quoted message said:
    Quoted message said:

    Anyone who actually
    needs to know their max heart rate is most likely an outlier in one
    direction or another.

    And that is where this thread started, when I twitted Joseph on giving
    advice that John Q Public would see as reckless, coming down, as
    Joseph's advice does, to "run until you fall down and that is your max
    heart rate". Because we are not talking about athletes and suchlike
    (those who are already "outliers"😉 but about getting Jane Doe to take
    up cycling or some other form of exercise. And most Jane Does will
    fall right under the bulge of the Bell Curve.

    Nor is it only "outliers" who need to know their MHR. No exercise
    regime can be devised without consideration of heart rate zones, and
    those are all defined as percentages of MHR.

    Furthermore, the anecdotal evidence of those whose anecdotal evidence
    has the value of experience (say RBT posters) in this case almost
    certainly arises from a group in which individuals know their MHR
    pretty closely. They may thus be "outliers" but they are not
    *ignorant* outliers as you're trying to claim. I think it very likely
    that exactly the opposite of your statement is true, that those who
    need to know their MHR in most cases already know their MHR.

    This is a storm in a chamberpot that blew up because Joseph overstated
    a case that only required the words "for regular cyclists" or some
    such to be added to be acceptable.

    Andre Jutehttp://members.lycos.co.uk/fiultra/BICYCLE%20%26%20CYCLING.html

  18. In article <[email hidden]>, [email hidden] says...

    Quoted message said:


    Nor is it only "outliers" who need to know their MHR. No exercise
    regime can be devised without consideration of heart rate zones, and
    those are all defined as percentages of MHR.


    Regardless of the respective pros and cons of utilising heart-rate monitors to maximise the benefits of excercise, this
    is just wrong. It is only over the last decade that heart-rate monitors have become readily available for the general
    population (and not that much longer for the elite athelete). But prior to this, successful excercise regimes were
    devised and used. And for the average 'weekend' sportsperson (and for almost any sport), it is still usually sufficient
    to just choose a sensible mixture of resistance, endurance, and sprint training without measuring, monitoring or even
    considering MHR. Common sense, and a little advice from a trainer if you really think you need it, is usually enough
    for most of us. Heartrate-shmeartrate...

    Mike

  19. "Andre Jute" <[email hidden]> wrote in message
    news:[email hidden]...

    Phil Holman' piholmanc@yourservice said:

    "Andre Jute" <[email hidden]> wrote in message

    news:[email hidden]...

    Quoted message said:

    On Apr 11, 7:22 am, "[email hidden]"
    <[email hidden]> wrote:

    Quoted message said:
    Quoted message said:

    Using a formula to figure your max HR is like fitting your shoes
    based
    on measuring the circumfrence of your head. Some correlation for a
    population probably, but near usless for an individual. The only
    way
    to find out what max HR is is to induce it.

    Quoted message said:
    Quoted message said:

    Joseph

    Quoted message said:

    Congratulations, Joseph. Your reckless attitude has just put more
    people off cycling than the entire membership of RBT. Medical advice
    is that maximum heartrate should be established under medical
    supervision. Inducing maximum heart rate any old how, without any
    idea
    of what approximately it can be or should be, is very likely a
    recipe
    for pain or hurt or worse for an entire age group of wannabe
    cyclists
    (an age group pretty well represented on RBT, it seems).

    Quoted message said:

    As it happens, I was taking various tests for my heart, and asked
    the
    people administering the treadmill test to establish my maximum
    heartrate, and learned from them that a pretty good correlation
    exists
    between the population and some of the more complicated formulae
    than
    the idiot's mnemonic of 220 minus age (most people leave off the
    necessary "plus/minus ten per cent" which defines the limits of
    confidence of this shortcut). Here's a formula that works well:
    Maximum heart rate approaches:
    210 - (half age in years) - (0.11*(weight in kg)) + 4

    Quoted message said:

    Andre Jute
    http://members.lycos.co.uk/fiultra/BICYCLE%20%26%20CYCLING.html

    Make up your mind, Phil.

    Do you disagree with the physicians I spoke to:

    Quoted message said:

    It doesn't matter which method is used, it will not fit with the
    majority of people.

    Or do you agree with them:

    Quoted message said:

    Statistically, max HR is normally distributed with a
    mean and a standard deviation for each age group. 95% of the
    population
    will be in the range of plus or minus 2 standard deviations from the
    mean.

    You can't have it both ways.

    Quoted message said:

    Phil H

    Statistics means never having to say you're certain :-)

    Using the 210 - (half age in years) - (0.11*(weight in kg)) + 4 formula,
    my max should be 176.
    Using 220 - age = 162.

    FWIW, the 162 is pretty darned close but I would estimate I'm at least a
    couple of standard deviations below the mean for my age. Go figure.

    Phil H

  20. aka Joseph Santaniello said:

    [...]
    I ride easy rides where I try to keep slow enough that I can breath
    through my nose (just) for 80% of my "training", and then the
    remaining 20% is divided between moderately hard rides where I try to
    go fast without going too hard.[...]

    Ride on a summer evening on forest trails in the Upper US Midwest, and
    you will either be breathing through your nose or inhaling hundreds of
    gnats. 🙁

    --
    Tom Sherman - Holstein-Friesland Bovinia
    The weather is here, wish you were beautiful

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