Atrial fibrillation (Afib) is an irregular and often rapid heartbeat. It is caused by abnormal electrical signals in the heart. This can lead to blood clots, stroke, heart failure, chronic fatigue, and other health problems.
Risk factors for Afib
Older age (65+)
High blood pressure
Untreated sleep apnea
Heart disease
Obesity
Alcohol consumption
Family history of Afib
Diabetes
Thyroid problems
Symptoms of Afib
Many people with Afib do not have symptoms. If you have new, severe, or symptoms that do not go away, see a health care provider right away.
Heart palpitations (heart is racing or pounding)
Shortness of breath
Feeling weak
Feeling more tired than normal
Less physical activity
Lightheadedness
Feeling dizzy
Confusion
Chest pain
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