Whats the most effective way to structure zone 4 training to improve resistance to lactic acid, and are there any specific drills or workouts that can be incorporated to amplify this effect? For example, would a series of 8-12 minute intervals at zone 4, with 5 minutes of active recovery in between, be more beneficial than a single 30-minute block of zone 4 training?
How important is the role of nutrition and recovery in supporting zone 4 training, and are there any specific strategies or supplements that can be used to enhance the bodys ability to resist lactic acid buildup? Would a high-carbohydrate diet, for instance, be more beneficial than a high-fat diet for athletes looking to improve their resistance to lactic acid?
Whats the relationship between zone 4 training and mitochondrial density, and how can athletes use zone 4 training to increase the number and efficiency of their mitochondria? Are there any specific workouts or drills that can be used to target mitochondrial density, and how can athletes measure their progress in this area?
How does zone 4 training impact an athletes lactate threshold, and are there any specific strategies or workouts that can be used to increase lactate threshold through zone 4 training? Would a combination of zone 4 training and high-intensity interval training, for example, be more effective than zone 4 training alone for improving lactate threshold?
Whats the optimal amount of zone 4 training that an athlete should aim for in a given week, and how can athletes balance zone 4 training with other types of training, such as high-intensity interval training and endurance training? Are there any specific periodization strategies that can be used to incorporate zone 4 training into an athletes overall training plan?