According to the American Stroke Association (ASA), a stroke is a rapidly developing loss of brain function due to a clot or rupture of a blood vessel preventing blood flow to the brain. Strokes can cause permanent neurological damage, complications, and is the third leading cause of death in the United States. For additional information about strokes, please see the links below:

stroke.org - National Stroke Association
strokeassociation.org - American Stroke Association
ninds.nih.gov - National Institute of Neurological Disorders & Stroke
americanheart.org - American Heart Association