For people in their late teens, a heart rate of 200 while exercising may be within the range of their maximum heart rate (MHR) while exercising. But for people in other age groups and those who may ...

A normal heart rate is between 60 to 100 beats per minute (BPM), but it can vary by person. A heart rate slower than 60 BPM can be a sign of anything from a high fitness level to hypothyroidism. A ...

A dangerous heart rate is when your heart is beating too slowly (bradycardia) or too quickly (tachycardia). An adult’s heartbeat is too slow once it's less than 60 bpm, and too fast once it's more ...

Peter Sagan had heart surgery on Friday after doctors determined that he had a heart abnormality that caused his heart rate to spike above 200 beats per minute during a mountain bike race in Valencia.

The target heart rate is how fast the heart should beat during physical activity. Calculating the target heart rate and comparing it with the actual heart rate can help a person work out if their ...

From Apple Watches to Fitbits to treadmills, there are more ways than ever for people to keep up with their vitals. So why does so much fitness tech check your pulse? Because your resting heart rate ...

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).