It's healthy to know your numbers. Learn about resting and maximum heart rates, exercise targets, and when to consult a ...

Milliseconds of variability, now detected by fitness watches, can improve well-being Earlier this year I got an Oura ring to ...

Heart sounds are the noises made as blood moves through the heart with each heartbeat. When the heart valves close, they make a distinct lubb-dupp sound. Healthcare providers listen to the heart's ...

2.5 billion. No, it's not how old the Earth is. It's the average amount of times the heart beats in a lifetime, according to the American Heart Association. A quick review on this important organ: The ...

Whether due to stress or an intense cardio workout, most of us have felt our heart racing from time to time. A rise in your heart rate can be perfectly normal given outside circumstances. However, ...

We may earn a commission if you make a purchase through one of our links. McClatchy newsrooms were not involved in the creation of this content. As you grow older, your health issues can increase, and ...

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 ...

If you’ve ever bolted awake from a nightmare with your heart beating like a frenzied drum, you already know that sleep and rest are not the same. Which is why it should make sense that neither are ...

In general, a dangerous heart rate for an adult is above 100 beats per minute (bpm) at rest or less than 60 beats per minute (bpm) at rest. Many factors determine whether a heart rate is dangerous, ...

Average heart rates vary widely. During stress, the body releases hormones that trigger a “fight or flight” response. A person’s heart rate may increase and exceed 100 beats per minute (bpm).