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

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

You're curled up on the couch, finally relaxing after a long day when suddenly, your heart starts racing. You're obviously ...

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 ...

Ectopic atrial tachycardia affects the upper chambers of the heart, causing a faster-than-usual heart rate. This type of arrhythmia is more common in younger people. You can treat it with medications ...

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 ...

Doctors have pitched countless theories to Irwin resident Lauren Karcher regarding the laundry list of health problems she had experienced in the past 15 years. Emergency room doctors suspected she ...

Yes, allergies can increase your heart rate. This may occur as a symptom of allergic rhinitis or as a side effect of an allergy medication. Learn more about prevention and treatment options. Your ...

From Apple Watches to Fitbits to treadmills, there are more ways than ever for people to keep up with their vitals. So why does so much fitness tech check your pulse? Because your resting heart rate ...