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Change in Heartbeat - Emergencies

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Do you have any of the following symptoms that require emergency treatment? Call 911 or other emergency services immediately.

  • Unconsciousness. See the topic Dealing With Emergencies.
  • Chest discomfort or pain is crushing or squeezing, feels like a heavy weight on the chest, or is occurring with any of the following symptoms:
    • Sweating
    • Shortness of breath
    • Nausea or vomiting
    • Pain that spreads from the chest to the back, neck, jaw, upper belly, or one or both shoulders or arms. The left shoulder and arm are more commonly affected. See an illustration of areas that may be affected by chest pain .
    • Dizziness, lightheadedness, or feeling like you are going to faint
    • A fast, slow, or irregular heartbeat
    • Weakness or severe fatigue
  • Moderate to severe difficulty breathing
  • Shock
  • Sudden heart rate or rhythm change with nausea, lightheadedness, fainting, or severe fatigue

WebMD Medical Reference from Healthwise

Last Updated: April 24, 2009
This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
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