
Health
VO2 Max Training: December Indoor Protocol
VO2 max is the single strongest predictor of all-cause mortality. Here's the research-backed indoor training protocol to improve yours this winter.
Dash Hartwell·

VO2 max is the single strongest predictor of all-cause mortality. Here's the research-backed indoor training protocol to improve yours this winter.

When holiday schedules compress available training time, HIIT delivers maximum physiological adaptation in minimum time. Here's the science and specific protocols that work.