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: Thursday, July 09, 2026 at 01:03 AM
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General:
prevention
research
policy
cessation
thrombosis
secondhand smoke
myocardial infarction
mi
acute coronary syndrome
occlusion
Smoking Use and Tobacco Facts
Quitting Resources
Prevent Smoking and Tobacco Use
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