Stroke also know as CVA,Cerebrovascular accident occurs when the blood supply to part of the brain is interrupted or reduced,preventing brain tissue from getting oxygen and nutrients.Brain cells begin to die in minutes
A stroke is a medical emergency,and prompt treatment is crucial.Early action can reduce brain damage and other complications.
Contributing factors
Socio-cultural
1) Education level 2)exposure to violence,community design and access to health care
Environmental
1)Air pollution 2)Population density 3)occupational noise4) Altitude
Individual
1)High blood pressure 2)Diabetes 3)Smoking 4)Brain aneurism or arteriovenous malformations(AVMs)
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