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Seizure

From Jose Vega M.D., Ph.D., for About.com

Updated: March 09, 2008

About.com Health's Disease and Condition content is reviewed by the Medical Review Board

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Definition: A bout of disorganized electrical activity in the brain which happens spontaneously and affects a person's behavior for a period of time. Seizures can last for multiple minutes and should be considered medical emergencies.

Behaviors observed during a seizure can range from staring and inattention, to whole body shaking and memory impairments.

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