What Are the Symptoms of a Stroke?

Stroke is a type of brain injury caused by a sudden loss of blood flow to the brain. It happens when a blood vessel in the brain bursts or a blood clot blocks a blood vessel. Strokes can happen to anyone at any age. Most strokes are mild and cause little or no damage. About 20% of strokes are so severe that they cause permanent disabilities and death. You are more likely to die from a stroke if yo...