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Seizure types vary by where they begin in the brain and how far they spread. Most seizures last from 30 seconds to two minutes. A seizure that lasts longer than five minutes is a medical emergency. Seizures can happen after a stroke or a head injury.
Jul 15, 2024 · Seizure. A seizure is abnormal electrical activity in your brain. It causes changes in awareness and muscle control. It also causes symptoms that affect your behavior and senses. Seizures can affect anyone at any age and there are a lot of possible causes, from an underlying medical condition to an injury or illness.
Mar 17, 2023 · Viewing brain waves during a seizure can help your doctor diagnose the type of seizure. An EEG can show evidence of seizure activity even when a person isn’t having a seizure.
Jun 30, 2022 · Myoclonic: Myoclonic seizures cause sudden, jerky movements of the arms, head, or neck. These spasms affect both sides of the body and commonly occur in the morning. Tonic-clonic: A focal or ...
Oct 14, 2023 · Epilepsy happens as a result of abnormal electrical brain activity, also known as a seizure, kind of like an electrical storm inside your head. And because your brain controls so much, a lot of different things can go wrong.
The most common and stereotypical type of seizure is convulsive (60%), typically called a tonic-clonic seizure. [16] Two-thirds of these begin as focal seizures prior to developing into tonic-clonic seizures. [16] The remaining 40% of seizures are non-convulsive, an example of which is absence seizure. [17]
Display seizure first-aid tips in a place where people can easily see them. Include any important phone numbers. Consider a seizure detection device. The Food and Drug Administration has cleared a watch-like prescription device that can detect tonic-clonic seizures (Embrace2).
Dec 4, 2023 · What Is a Seizure? A seizure is abnormal electrical activity in the brain that happens quickly. It may go nearly unnoticed.
Dec 11, 2020 · An abnormal electrical discharge in the brain causes a seizure. There are different types of seizure, and each has different symptoms. Learn more here.
Jan 12, 2023 · Epilepsy is a serious condition that affects millions of adults. Learn the causes, symptoms, and treatment of epilepsy, a brain disorder that causes seizures.
