Carley is a writer, editor and social media professional. Before starting at Forbes Health, she wrote for Sleepopolis and interned at PBS and Nickelodeon. She's a certified sleep science coach and ...

One simple number could reveal more about your long-term health and longevity than you ever imagined.

Dear Doctors: I'm a 55- year-old man, and I have been active all my life. I know target heart rates are based on age and was surprised that my heart rate while running is often between 150 and 195.

You’re familiar with the feeling of your heart pounding in your chest, your blood pulsing through your veins with increasing frequency when you’re scared, stressed, or sweating it out at the gym.

In TODAY.com's Expert Tip of the Day, a cardiologist explains why a lower resting heart rate can be a good sign of heart health and how to improve this vital sign. Resting heart rate — the number of ...

Thanks to the proliferation of smartwatches and fitness trackers, it’s never been easier to log your heart rate while running: Simply don the device (watch, monitor, or other wearable), start your ...

Your heart rate can tell you a lot about your fitness and cardiovascular health. Your heart beats consistently, day in and day out, but you may not generally pay close attention to it. You might take ...