A heart rate that averages above 100 beats per minute is called tachycardia. You can develop a high heart rate because of things like fever, anaemia, dehydration, or physical or emotional stress, ...

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 ...

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

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, ...

Medically reviewed by Jeffrey S. Lander, MD Key Takeaways Measuring your heart rate at home is easy without needing devices, but they are available. Some are more accurate than others.Typically, the ...

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

It can be worrisome when your heart starts to pick up the pace, but here's when it's totally normal if your heart races. Suddenly ramping up what you’re doing requires more energy, which requires more ...

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 ...

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 ...