Avoiding atrial fibrillation
During a bout of atrial fibrillation, your heart may beat so rapidly, it may feel as though it's going to explode out of your chest. Commonly known as afib, this heart rhythm problem can leave you breathless and lightheaded—or cause no symptoms at all. About 9% of people ages 65 and older have afib, which raises the risk of stroke and other heart-related problems. But there are ways to lower your odds of developing afib—or to reduce its impact if you already have the condition.
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