The average person waits 3 hours before seeking help for symptoms of a heart attack. Many heart attack patients die before they reach a hospital. The sooner the person gets to the emergency room, the better the chance of survival. Prompt medical treatment reduces the amount of heart damage. Consult with Best Heart Doctor in North India Someone having a heart attack may experience any or all of the following: Uncomfortable pressure, fullness or squeezing pain in the center of the chest Discomfort or pain spreading beyond the chest to the shoulders, back, neck, jaw, teeth, or one or both arms, or occasionally upper abdomen Shortness of breath Lightheadedness, dizziness, fainting Sweating Nausea Chew and swallow an aspirin, unless you are allergic to aspirin or have been told by your doctor never to take aspirin. Take nitroglycerin, if prescribed. If you think you're having a heart attack and your doctor has previously prescribe...