Sublime

If you’re working a full-time job, you might usually have time for only one or, at most, two key sessions per day.

If you do not abide by the rules of physiology and pacing, your body and brain will fail you (since you simply cannot fight against your own physiology and psychology).

If you suffer with obstructive sleep apnea (OSA), I recommend that you read Chapter Seven on sleep disordered breathing and Appendix One which describes the phenotypes or physiological causes of obstructive sleep apnea and the ways in which breathing exercises can help.

Maximize your training load within your realistic amount of training time in a way that achieves a positive life/sport balance in any given week.

When it comes to performance, ultrarunners depend on reliable running shoes that can sustain hundreds of miles while providing a comfortable ride.

The second key finding is that our bodies follow what are known as ultradian rhythms—ninety-minute periods at the end of which we reach the limits of our capacity to work at the highest level.