Don't ignore the subtle changes in your stamina; persistent coughs and shortness of breath could be more than just signs of ...

Where (and how) you wear your health tracker can impact your data accuracy. Here's what researchers say matters most.

I like to challenge myself physically, whether it's working out, cycling or cross-country skiing. I've heard about VO2 max ...

Breathing is supposed to be a no-brainer, but a lot of us are doing it wrong. Here's what you need to know—and how to fix it.

When Australian fur seals get back to land they speed up their heart to clear waste products and replenish oxygen stores.

Explore science-backed strategies to optimize blood flow and boost your natural energy levels. Learn how vascular health ...

Explore science-backed strategies to optimize blood flow and boost your natural energy levels. Learn how vascular health ...

We asked the cycling experts to weigh in on how you could unknowingly be sabotaging your own exercise bike workouts.

A recent study found that adults with higher levels of cardiorespiratory fitness during midlife may lead longer, healthier ...

Q: I enjoy strength training and do it a few times a week. I’m also active in my daily life. But I don’t do cardio workouts.

And that is that you’re going to want to do them with a reliable fitness tracker on your wrist. Devices like the Fitbit ...

A long-term study finds that higher fitness in midlife is linked to later onset of major diseases and more healthy years in ...