Olga Ihnatsenka, MD 10/27/26 Olga Ihnatsenka, MD 10/27/26

VO₂ Max and Cardiorespiratory Fitness: What the evidence says, and how to improve yours

Your fitness level may say more about your future health than your blood pressure, cholesterol or smoking history. Learn what VO₂ max and METs mean, how much each small gain in fitness lowers your risk of heart disease, cancer and early death, how interval training (HIIT) can break a fitness plateau, and simple ways to measure your own VO₂ max.