What is a heart attack?
A heart attack happens when the blood supply to your heart muscle is blocked and a portion of the heart muscle dies.
Causes and Risk Factors
What causes a heart attack?
A heart attack is usually caused by the buildup of plaque in your coronary arteries. The plaque builds up over time to eventually slow or completely block blood flow to the heart muscle.
What are symptoms of a heart attack?
Heart attacks may cause sharp pain in the chest, arms, back or jaw, or shortness of breath, nausea, fatigue, and indigestion. Symptoms are different for men and women.
How are heart attacks diagnosed?
A heart attack is diagnosed based on your symptoms, an electrocardiogram (ECG) and the results of your blood studies.
How are heart attacks treated?
Heart attack treatment begins with medication immediately to open your coronary arteries.