HIIT vs. Steady-State: Building the Right Cardio Mix as You Age

Mat Gover BS, CSCS

Published on: 07/08/2026

HIIT or Zone 2 after 40? Research says you need both — here's the right ratio.

HIIT vs zone 2 cardiocardio training over 40VO2 max agingbest cardio for longevityzone 2 training benefitspolarized training modelHIIT safety older adultsGeneration 100 study

VO2 Max: What It Is, Why It Drops, and How to Slow the Decline

Mat Gover BS, CSCS

Published on: 16/05/2026

You don't have to accept the slope. Here's what drives VO2 max decline — and how to fight it.

VO2 max agingVO2 max adults over 50cardiorespiratory fitness longevityimprove VO2 max after 50aerobic capacity agingHIIT older adultsfitness and lifespan