Whoop, the screenless watchband-like wearable, has just added a VO2max feature to its app. Now, just like Garmin, Apple Watch ...

When you think about how fit you are, you might think about how far you can run or how many push-ups you can do. Or maybe you ...

Rowing machines and treadmills do not challenge your cardiovascular system in the same way, so what is the science behind it?

Complete work for 30 seconds and follow with a 30-second rest period. The second round requires 45 seconds of exercise ...

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correlating almost exactly with my resting heart rate and overall heart rate jumps. VO2 Max is a marker of your overall cardio fitness, the maximum amount of oxygen your body can use during exercise.

The normal resting heart rate varies by age. In adults, any number between 60 and 100 beats per minute (bpm) is considered a good resting heart rate. Babies and young children have higher resting ...