Screening for atrial fibrillation: An update
Nearly one in 11 people ages 65 and older have atrial fibrillation (afib), a heart rhythm disorder that causes bouts of rapid, irregular heartbeats. These unpredictable episodes — which may be fleeting or last for weeks or longer — may trigger symptoms such as dizziness and breathlessness, but not always.
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About the Author
Julie Corliss, Executive Editor, Harvard Heart Letter
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