High-intensity interval training is important, but coming back to your breath can be crucial to helping you train.

If it seems like everyone in your run club is talking about VO2 max these days, we wouldn’t be surprised. This metric—which is essentially a measure of your cardio fitness—is a zeitgeisty topic, ...

Colvin says to measure VO2 max you’ll need to be in an exercise medicine lab or a doctor’s office that offers the test. The ...

Hardcore endurance athletes have tracked the metric for decades, but it is increasingly touted as a measure of fitness and ...

Ever wish you could breathe easier and sustain more intensity mid-workout? You may have overheard the term "VO2 max" at the gym or on a trainer’s social media page recently—but what is this fitness ...

There are many ways to measure fitness, from exercise tests to monitoring heart rate and blood pressure. But there’s one metric that stands apart: VO2 max, which provides insight into your aerobic ...

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 ...

If you wear a running watch, you might have noticed a function that estimates your VO2 max score. If your running is in a good place, you might have seen this number rise over the past few months or ...

From Apple Watches to Oura Rings, many of us have become obsessed with tracking our health—but experts say there is one key metric we may be overlooking. For fitness fanatics chasing personal bests, ...

I’ll never beat the “runners can’t shut up about running” allegations – I’m always rattling on about how ‘Jeffing’ upped my race pace and how helpful strength workouts have been for my recovery. And ...

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, ...