A stroke is a brain event that is a medical emergency. If you are concerned that you or someone with you may be having a stroke, you need to call for emergency medical help immediately. A stroke is caused either by bleeding in the brain or by a blood clot ...

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Introduction: Stroke

Stroke is the fifth leading cause of death in the United States and is a major cause of adult disability.1,2 About 800,000 people in the United States have a stroke each year.2 One American dies from ...1

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Symptoms of Stroke

If plaque narrows or blocks these arteries (a disease called carotid artery disease), you may have symptoms of a stroke. These symptoms may include:

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Complications of Stroke

A stroke can cause lasting brain damage; long-term disability, such as vision or speech problems or paralysis (an inability to move); or death. ...Source: NHLBI (NIH)2 ...

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Causes of Stroke

A stroke occurs if the flow of oxygen-rich blood to a portion of the brain is blocked. Without oxygen, brain cells start to die after a few minutes. Sudden bleeding in the brain also can cause a stroke if ...3

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Causes List for Stroke

Some possible causes of Stroke or similar disorders may include:4

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Types of Stroke

The two main types of stroke are ischemic (is-KE-mik) and hemorrhagic (hem-ah-RAJ-ik). Ischemic is the more common type of stroke. An ischemic stroke occurs if an artery that supplies oxygen-rich blood to the brain ...5

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Diagnosis of Stroke

How Is a Stroke Diagnosed? Your doctor will diagnose a stroke based on your signs and symptoms, your medical history, a physical exam, and test results. Your doctor will want to find out the type of stroke you’ve had ...6

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Genetics of Stroke

Genetic Risk Factors: Although there may not be a single genetic factor associated with stroke, genes do play a large role in the expression of stroke risk factors such as hypertension, heart disease, diabetes, and vascular malformations. It is also ...7

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Risk Factors for Stroke

The leading modifiable (controllable) risk factors for heart disease and stroke are:

Over time, these risk factors cause changes in the heart and blood ...8

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Misdiagnosis: Stroke

The main concern with stroke is that it can be diagnosed too late. The symptoms are not that well-known in the ordinary population, and sometimes a person having a stroke can have unusual or milder forms of the symptoms ...

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Treatments: Stroke

How Is a Stroke Treated? Treatment for a stroke depends on whether it is ischemic or hemorrhagic. Treatment for a transient ischemic attack (TIA) depends on its cause, how much time has passed since symptoms began, and whether you have ...9

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Prevention of Stroke

How Can a Stroke Be Prevented? Taking action to control your risk factors can help prevent or delay a stroke. If you’ve already had a stroke, these actions can help prevent another one.

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Research for Stroke

NIH’s National Institute of Neurological Disorders and Stroke is dedicated to research and education about the causes, treatments and prevention of stroke. Talk to your doctor to find out your risks and take action now to prevent stroke. Source ...10

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Names and Terminology

Common Names

  • Stroke
  • Brain attack

Medical or Scientific Names

Source: NICHD (NIH)11 ...

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  1. Source: CDC: stroke/ 
  2. Source: NHLBI (NIH): health/ health-topics/ topics/ catd/ signs
  3. Source: NHLBI (NIH): health/ health-topics/ topics/ stroke
  4. Source: Algorithmically Generated List
  5. Source: NHLBI (NIH): health/ health-topics/ topics/ stroke
  6. Source: NHLBI (NIH): health/ health-topics/ topics/ stroke/ diagnosis
  7. Source: NINDS (NIH): disorders/ stroke/ detail_stroke.htm
  8. Source: Healthy People (DHHS): 2020/ topics-objectives/ topic/ heart-disease-and-stroke
  9. Source: NHLBI (NIH): health/ health-topics/ topics/ stroke/ treatment
  10. Source: NIH News in Health (NIH): 2006/ June/ docs/ 02capsules.htm
  11. Source: NICHD (NIH): health/ topics/ stroke/ Pages/ default.aspx

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Note: This site is for informational purposes only and is not medical advice. See your doctor or other qualified medical professional for all your medical needs.