Medically reviewed by Jeffrey S. Lander, MD Key Takeaways Measuring your heart rate at home is easy without needing devices, ...

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, ...

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

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 ...

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 ...

Heart rate monitors have become popular running devices, but how much do we truly understand about the data they provide? We know that our heart rates elevate from their baseline – known as resting ...

If you wear a fitness tracker, you’ve likely seen a stat labeled “HRV” pop up on your screen. But what does it mean, and does it matter? Short for heart rate variability, HRV has become a popular ...

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 ...