A rapid or pounding heartbeat that may be regular or irregular, but is out of proportion to age and level of exertion or activity.


Avoid stimulant drugs, including caffeine and nicotine. If anxiety-related, learn relaxation exercises.

When to seek immediate medical care

See a doctor immediately if:

  • Dizziness, lightheadedness, or fainting
  • Shortness of breath
  • Chest pain

When to make a doctor's appointment

Make an appointment to see a doctor if:

  • New onset of rapid or irregular heartbeat

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