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Byline: Bill Radford
COLORADO SPRINGS, Colo. _ Even the most reliable heart skips a beat at times.
"A few skipped heartbeats are normal," says Dr. Christopher Cole. "Everybody gets them from time to time."
But for people with atrial fibrillation, it's more than a matter of a skipped heartbeat or two. The electrical discharges that travel through the heart and cause the heart muscle to beat become rapid and irregular, causing the heart's upper chambers to quiver hundreds of times per minute.
Once regarded mostly as a nuisance, atrial fibrillation is now recognized as a leading cause of stroke. It affects about 2.2 million Americans and is a disease of aging, Cole says, though improved detection is helping doctors find it more often in younger people.
Cole is an electrophysiologist _ a cardiologist with specialized training in the heart's electrical system _ and a partner in the new Atrial Fibrillation Center of the Rockies at Penrose Hospital. The…
Source: HighBeam Research, Doctors attack leading cause of stroke.