Dr. Naccarelli answers the question: 'Heart Rhythm Meds Causing More Danger?' — -- Question: I have heard that the heart rhythm medicine that I am taking to keep my heart out of an abnormal heart ...

Using computers to make a digital replica of the heart -- a digital heart twin -- can successfully identify problem areas deep in the heart muscle of people with a serious heart rhythm disorder, a new ...

Dr. Paul Friedman answers the question: 'Doctors For Abnormal Heart Rhythm?' — -- Question: What kinds of doctors deal with abnormal heart rhythms? Answer :Our hearts depend on electrical signals ...

Atrial fibrillation, or A-fib, is an irregular heart rhythm that increases a person's risk of stroke, heart failure and even premature death. While many risk factors contribute to A-fib, one stands ...

Many arrhythmias have no clear cause; these idiopathic cases arise without identifiable triggers, while for others, the causes may be congenital or acquired.

The average human heart beats about 100,000 times a day, pumping almost 2,000 gallons of blood through the body. What makes it tick so precisely? An electrical system that creates impulses to control ...

Atrial fibrillation (AFib) is an irregular and often very rapid heart rhythm, also called an arrhythmia and can create blood ...

(CNN) — You may be able to lower your risk for developing heart rhythm abnormalities by speeding up your walking pace. That’s according to a large new study published Tuesday in the journal Heart, ...

Your heart has been doing its job faithfully for years, beating steadily in the background while you go about your daily life. Then suddenly, you become acutely aware of every beat as it seems to ...

Years of high-intensity exercise may come with an unexpected heart risk for male endurance athletes over the age of 50, according to new research from the University of Leeds. The study, published ...

Add Yahoo as a preferred source to see more of our stories on Google. A sudden onset of irregular heart rhythms can be disorienting. wildpixel/iStock via Getty Images Plus Atrial fibrillation, or ...