Dr. Hugh Calkins answers the question: 'Atrial Fibrillation vs. Atrial Flutter?' — -- Question: My doctor told me I sometimes have atrial fibrillation and at other times have atrial flutter. What ...

The unsettling sensation of your heart pounding, racing, or skipping a beat—known as a heart palpitation—can range from a momentary nuisance to a genuinely frightening experience. While most ...

Jim Harbaugh endured a concerning moment on the sidelines early during the Los Angeles Chargers' 23-16 Week 6 win over the Denver Broncos. Harbaugh began the Week 6 game coaching the Chargers on the ...

It's the time of year for workplace Christmas parties, and gatherings with family and friends. Maybe you'll drink a lot in one go. Then you feel your heart beating fast or irregularly. Maybe there's a ...

AMES, Iowa – You’re in the middle of the aorta, the body’s pipeline for oxygen-rich blood, looking back toward the heart’s primary pump, the left ventricle. The ventricle muscle contracts and the ...

President Bush suffered shortness of breath while jogging Saturday at Camp David and was flown to Bethesda Naval Hospital for treatment of an irregular heartbeat. A spokesman said the president was ...