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

One way to slow a sudden racing heart is by performing a vagal maneuver, which can help interrupt the abnormal rhythm. Vagal maneuvers include bearing down like you are having a bowel movement, ...

Ventricular tachycardia is when the lower chamber of the heart beats too fast to pump efficiently. A common heart rate with ...

Sitting quietly at your desk, watching TV, or lying in bed at night, your heart should be taking it easy – beating steadily and calmly at somewhere between 60 and 80 beats per minute for most healthy ...

Arrhythmias are due to problems with your heart’s electrical pathways, affecting its rate or rhythm. Heart conditions, electrolyte imbalances, and certain medications are among the causes that can ...

It's essential to seek emergency care if a rapid heartbeat is paired with confusion or chest pain. ER treatments for tachycardia include medications and electrical cardioversion. Managing stress and ...

This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. Heart palpitations after eating? You’re not alone. These brief episodes of heart racing, pounding, or fluttering can happen for ...

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 ...