If you're a lifelong powerlifter or bodybuilder, there's a good chance you're more concerned about growing your glutes, carving your core, or building your biceps than boosting your VO2 max. But for ...

Heart rate zones are a way to describe how hard you're working during a cardio workout, like running or cycling. The faster your heart beats, the harder you're working. So an easy jog might have you ...

We have just the formula you need to sort what your heart rate training should look like.

This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. Zone 2 training is a type of cardio exercise where you use your heart rate as a guide to help you find the right intensity for your ...

In addition to the effects on red blood cells, endurance exercise leads to other mechanisms that help the heart become stronger and more efficient, therefore lowering resting heart rate, says Tamanna ...

Steady-state cardio has fitness influencers in a chokehold. But now some are questioning whether it’s actually the smartest ...

Running stats — love them or hate them — as a runner, you will be constantly inundated. Finish a run, and you’ll get every ...

Does every run send your heart rate soaring? Experts explain why intentionally slowing your pace and sticking to heart rate ...

Consider two athletes, A and B. Athlete A has a maximum heart rate of 205 beats per minute, while Athlete B has a maximum heart rate of 165 beats per minute. Who’s better? The answer is neither (or ...

Strava's new Training Zones feature promises to help runners and cyclists better understand their training load across metrics like heart rate, power, and pace. That sounds like useful information, ...

For when you need to be in "zone 2" and have no idea what that is.