If your resting heart rate is near or above the limit of what's normal, it could threaten your health. Here are ways to low ...

Resting heart rate — the number of times your heart beats per minute when you’re sitting still — is an important vital sign. Doctors measure it to check how your body is functioning, and the number ...

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 ...