NutriRise

H eart Attack: Causes, Symptoms, Prevention, and Treatment A heart attack, medically known as a myocardial infarction , is a life-threatening condition that occurs when the blood flow to a part of the heart is blocked. This interruption deprives the heart muscle of oxygen, causing damage or death to the affected tissue. Heart attacks are a leading cause of death worldwide, but with awareness, timely intervention, and lifestyle changes, many are preventable and treatable. What Causes a Heart Attack? The most common cause of a heart attack is coronary artery disease (CAD) . This condition develops when cholesterol, fat, and other substances build up in the arteries, forming plaques that narrow the arteries and restrict blood flow. When a plaque ruptures, a blood clot can form, blocking the flow of oxygen-rich blood to the heart. Other, less common causes include: Spasm of a coronary artery due to drug use or stress Tear in the heart artery wall (spontaneous coron...