A stroke is a medical condition in which the blood flow to the brain is poor or is even cut of which causes cell death. There are two main types of stroke: ischemic, due to lack of blood flow, and hemorrhagic, due to bleeding. The result of both types is that parts of the brain to stop functioning properly.
Signs and symptoms of a stroke may include
• inability to move or feel on one side of the body
• problems understanding or speaking
• loss of vision to one side.
Signs and symptoms often appear soon after the stroke has occurred. Stroke is the third leading cause of death and the leading cause of severe disability. However timely therapy can improve the chances of a life without disability.