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

A rapid heart attack test could significantly accelerate diagnosis and treatment for patients, experts have revealed, promising to cut waiting times in emergency departments. To speed up diagnosis, ...

DEAR DR. ROACH: I’m a 75-year-old woman who, for at least 10 years now, has been experiencing a rapid heart rate. My blood pressure, however, remains normal. In fact, doctors are usually surprised at ...

Irregular heartbeat conditions affect millions of people worldwide, causing hearts to beat too fast, too slow, or with an uneven rhythm. These cardiac rhythm disturbances, medically known as ...