Assertion: atrial fibrillation | /r/Causes | shortness of breath
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Source sentences:
text: Atrial fibrillation can cause heart palpitations, chest pain, dizziness, shortness of breath, weakness, and fatigue, although many people experience no symptoms at all.
text: Atrial fibrillation, known as AF or Afib, is an irregular, rapid heart rate that may cause symptoms like heart palpitations, fatigue, and shortness of breath.