Heart Attack (Myocardial Infarction)
A heart attack occurs if the flow of oxygen-rich blood to a section of heart muscle suddenly becomes blocked. If blood flow isn’t restored quickly, the section of heart muscle begins to die.
SymptomsTestsTreatmentsPreventionAbout 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 blood flow isn’t restored quickly, the section of heart muscle begins to die.
Heart attacks are a leading killer of both men and women in the United States. The good news is that excellent treatments are available for heart attacks. These treatments can save lives and prevent disabilities.
Heart attack treatment works best when it’s given right after symptoms occur. If you think you or someone else is having a heart attack (even if you’re not fully sure), call 9-1-1 right away.
Overview
Heart attacks most often occur as a result of coronary heart disease (CHD), also called coronary artery disease. CHD is a condition in which a waxy substance called plaque (plak) builds up inside the coronary arteries. These arteries supply oxygen-rich blood to your… Read more about Heart Attack