People who regularly engage in significant amounts of exercise, as endurance athletes do, may develop enlarged hearts. While ...

Heart racing suddenly during workouts or daily activity? Doctors explain supraventricular tachycardia (SVT), its symptoms, causes, and when to seek help.

High blood pressure during exercise may signal increased cardiovascular risk only when weighed against fitness, indicating a ...

If you wear a Fitbit, Apple Watch or a similar wearable while working out, you already know that you have a useful tool right at your fingertips. One especially helpful feature wearables like these ...

When you stop exercising, your heart does not immediately come back to its normal resting rate. The heart returns to its normal rhythm at a gradual pace, during a process called heart rate recovery ...

A new study reveals male endurance athletes over 50 may face increased heart rhythm risks during exercise, especially those ...

If your heart suddenly shoots up to 150–170 bpm during exercise or even at rest, doctors say it could be supraventricular ...

Contemporary research in heart rate control and prediction during exercise addresses the dual challenges of accurate measurement and precise regulation of cardiovascular responses under varying ...

A study challenges the idea that “more exercise is always better,” revealing how elite cyclists may burn through their daily heartbeats faster. This raises new questions about the fine line between ...

Researchers followed more than 85,000 adults in the U.K. for about seven years. Women may need less exercise than men to gain similar protection against coronary heart disease, according to a new ...