My training is focused solely on shorter TTs (5 and 10K). I have three types of training days: 3 two-mile intervals at near max, 1 or 2 seven-mile intervals at about 90-95% max heart rate, and a 25-mile ride at moderate to hard pace. I generally train every other day, with a rest day in between.
I've been doing these in weekly blocks: one week of the two-mile intervals, one week of the seven-mile intervals, and one week of the longer rides.
Now I'm wondering about doing it this way instead: two-mile intervals, rest day, seven-mile intervals, rest day, 25-mile ride, rest day, two-mile intervals, etc.
Does anyone have any opinions about which might be the better way to train?