A normal resting heart rate ranges from 60 to 100 bpm. Sudden increases can be triggered by stress, dehydration, or ...

A heart rate that averages above 100 beats per minute is called tachycardia. You can develop a high heart rate because of ...

There are many tools available to check your heart rate, but if you don’t have one, you can still obtain an accurate reading using your pulse and counting in your head or using a stopwatch or timer.

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 ...

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, ...

Smart watches offer real-time heart rate tracking, but not every alert needs panic. Cardiologist explains the difference ...

Learn what happens to your heart rate during a heart attack, and what each change means for your heart health, treatment, and recovery. If you’ve sat in your doctor’s waiting room for any length 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, start your workout, and watch those beats per ...

Olympic coverage is not complete without shots of anxious family members watching in the stands. But NBC has kicked things up a notch this time around by having parents of Olympians wear heart rate ...