What is a heart attack?
Heart attack is the death of a segment of heart muscle caused by the loss of blood supply. The blood supply is usually lost because a coronary artery, one that supplies blood to the heart muscle, is blocked by a blood clot (coronary thrombosis). If some of the heart muscle dies, the patient experiences chest pain and electrical instability of the heart muscle tissue. Heart Attack Symptoms Symptoms of a heart attack include: · Discomfort, pressure, heaviness, or pain in the chest, arm, or below the breastbone · Discomfort radiating to the back, jaw, throat, or arm · Fullness, indigestion , or choking feeling (may feel like heartburn ) · Sweating , nausea , vomiting , or dizziness · Extreme weakness , anxiety , or shortness of breath · Rapid or irregular heartbeats What Do I Do if I Have a Heart Attack? After a heart attack, quick treatment to open the blocked artery is essential to lessen the amount of damage. At th