What is a Heart Attack?

A heart attack happens when the flow of oxygen-rich blood to a section of heart muscle suddenly becomes blocked and the heart can’t get oxygen. If you think you or someone else may be having heart attack symptoms or a heart attack, call 9–1–1 for emergency medical care.

Media Type: Html
  • SourceUrl: https://www.nhlbi.nih.gov/subscribe/80244
  • Syndication ID: 4066
  • Language: English
  • Source: National Heart, Lung, and Blood Institute (NHLBI)
  • Date Content Published: Friday, November 06, 2015 at 12:00 PM
  • Date Syndication Captured: Tuesday, March 15, 2016 at 08:03 PM
  • Date Syndication Updated: Sunday, November 28, 2021 at 12:42 AM


General: thrombosis myocardial infarction mi acute coronary syndrome occlusion

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