Why Your Hardest Workouts May Be Too Much

The amount of time your heart rate and VO2 max are above 90 percent when you're pushing at least 7 out of 10 subjective efforts.

Posted March 15, 2026 03:19AM A friend of mine went to the University of Arkansas in his reigning years in the 1990s. Each fall, a new batch of wide-eyed recruits will show up for their first workout alongside returning NCAA champions and Olympians from around the world. The coaches will set a session — five … Read more