Sorting through all the options out there to find the best fitness tracker can be overwhelming. It’s not exactly the worst problem to have: It’s great that this tech is always improving, with new ways ...

Discover what your resting heart rate reveals about hidden health problems. Fast pulse signals thyroid, infection issues.

Resting heart rate is the number of times your heart beats per minute at rest. A high resting heart rate may indicate a health concern.

Former swimming sensation Michael Phelps once again poured his heart out for his coach Bob Bowman. The latter coached the 39-year-old Olympic champion to several of his 28 Olympic medals in swimming.

People who improve their cardio fitness tend to see their resting heart rate decrease over time, and that’s often considered a good sign that what you’re doing is working.

Researchers have developed a new metric using data already collected by your smartwatch that can assess cardiovascular fitness, potentially providing an early warning sign for heart disease risk.

NASCAR today announced the appointment of Steve Phelps as Commissioner of NASCAR, the first to be named to this newly created role.

Your average daily heart rate is a useful metric; so is your daily step count. Combining the two might be even better.

In Stuart Pearce's case, his resting heart rate during his health scare was above 155 beats per minute, which was a big cause of concern.

Experts explain what to know about average running heart rate, including factors that affect it, how to use heart rate to your training advantage, and more.