What is the difference between a heart attack and a stroke?

A heart attack occurs when blood supply is cut off to a portion of the heart. Some warning signs of a heart attack is shortness of breath, chest discomfort, possible cold sweat and light headedness.

A stroke happens when blood supply is cut off from a blood clot in the brain. Unlike a heart attack in a stroke there is usually no pain. Some warning signs of a stroke are numbness and weakness of face, arms, or legs. It also causes confusion,trouble speaking, dizziness, trouble seeing, and sudden headaches.

Source: American Heart Association