The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

SVT results in the heart beating at much faster rate than normal, and can be triggered by exercise, lack of sleep, ...

A fast heartbeat can be caused by emotions like stress or anxiety. Dehydration, or drinking caffeine or other stimulants, can ...

Cardiovascular exercise, also called cardio or aerobic exercise, keeps you and your heart healthy. This specific type of exercise gets your heart rate up and your heart beating faster for several ...

Forget the myth that exercise uses up your heartbeats. New Australian research shows fitter people use far fewer total heartbeats per day - potentially adding years to their lives. Athletes had an ...

For people in their late teens, a heart rate of 200 while exercising may be within the range of their maximum heart rate (MHR) while exercising. But for people in other age groups and those who may ...