VO2 max testing requires a mask to measure oxygen intake and carbon dioxide output to determine your cardiovascular fitness. When you think about how fit you are, you might think about how far you can ...

On TikTok, VO2 max is going viral as the key to improving your endurance during a workout. In short, you can think of this metric as the maximum amount of oxygen your body uses during exercise – V ...

Dr. Peter Attia says longevity is about living longer and improving your quality of life — and intense exercise is part of ...

Whoop, the screenless watchband-like wearable that beat out Oura in my non-watch fitness tracker showdown, has just added a VO2 max feature to its app. Now, just like Garmin, Apple Watch, and others, ...

Maybe your smartwatch has been telling you your VO2 max for a while now, but you’re not sure how accurate it is. Or maybe you’ve recently been targeted by social media ads for fancy running labs ...

When runners talk physiology, two terms dominate the conversation: VO2 max and lactate threshold. The two metrics are related but not the same, and they shape performance in different ways. Naturally, ...

Body mass index (BMI) has been a controversial health measurement for years, with critics pointing out that it can be misleading. Still, it's a relatively easy stat for doctors to calculate, so it ...

I devote a sizable portion of my life to aerobic exercise. According to Strava, I’ve spent more than 120 hours running this year, or five full days on my feet. Still, I somehow hadn’t heard of Dr.