A fast heartbeat can be caused by emotions like stress or anxiety. Dehydration, or drinking caffeine or other stimulants, can make your heart beat fast. More serious conditions like heart arrhythmia ...

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 ...

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 ...

DEAR MAYO CLINIC: I've noticed that sometimes my heart races or skips a beat. What causes this? Is there treatment for it? ANSWER: What you're experiencing may be an abnormal heart rhythm, also known ...

I can feel my heart beating quickly when I’m feeling anxious or stressed. What can I do about it? Is this normal? You can slow a rapid heart rate, caused by anxiety and even cardiac arrhythmias, using ...

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 ...

Several mutations in a single gene can cause the rare and hard-to-diagnose syndrome, known as catacholamineric polymorphic ventricular tachycardia (CPVT). CPVT strikes children during physical ...

Heart rhythm is an important vital sign that everyone should be aware of as it is an indicator of overall well-being. When your heart rate is not functioning correctly, oxygen and nutrient rich blood ...