Stroke: What It Is, Causes, Symptoms & Treatment
A stroke is a medical emergency that happens when something prevents your brain from getting enough blood flow. A blocked blood vessel or bleeding in your brain can cause strokes.

Stroke: Symptoms, Causes, Treatment, Types, and More
A stroke occurs when a blood vessel in the brain ruptures and bleeds or when there’s a blockage in the blood supply to the brain. The rupture or blockage prevents blood and oxygen from reaching...

About Stroke - American Stroke Association
Stroke is a disease that affects the arteries leading to and within the brain. It is the No. 5 cause of death and a leading cause of disability in the United States. A stroke occurs when a blood vessel that carries oxygen and nutrients to the brain is either blocked by a clot or bursts (or ruptures).

Stroke - Wikipedia
Stroke is a medical condition in which poor blood flow to a part of the brain causes cell death. 5 There are two main types of stroke: ischemic, due to lack of blood flow, and hemorrhagic, due to bleeding. 5 Both cause parts of the brain to stop functioning properly. 5.

Stroke: Signs, Causes, and Treatment - National Institute on Aging
Know the symptoms of a stroke and when to call 911 right away. Learn about ischemic and hemorrhagic strokes, TIA, or mini-strokes, and risk factors for stroke.

Stroke Overview - National Institute of Neurological Disorders and Stroke
A stroke is a sudden interruption of continuous blood flow to the brain and a medical emergency. Learn about stroke effects, types of strokes, and stroke in women and in children

Stroke: Causes, symptoms, diagnosis, and treatment
Stroke blocks the blood supply to the brain and can be life threatening. Learn more about strokes, including the types, symptoms, and how treat and prevent them, here.

Stroke - Johns Hopkins Medicine
What is a stroke? A stroke, or brain attack, happens when blood flow to your brain is stopped. It is an emergency situation. The brain needs a constant supply of oxygen and nutrients in order to work well. If blood supply is stopped even for a short time, this can cause problems.

Stroke - What Is a Stroke? | NHLBI, NIH
A stroke can cause lasting brain damage, long-term disability, or even death. Signs of a stroke can range from mild weakness to paralysis or numbness on one side of the face or body.

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