2024年11月1日 · A seizure is a sudden burst of electrical activity in the brain. It can cause changes in behavior, movements, feelings and levels of consciousness. Epilepsy is defined as having two or more seizures at least 24 hours apart that don't have a known cause. But epilepsy doesn't cause all seizures. There are many types of seizures.

2024年7月15日 · What is a seizure? A seizure (pronounced “see-zhr”) is a surge of abnormal electrical activity in your brain. The most recognizable symptoms of a seizure are a temporary loss of consciousness and uncontrollable movements (convulsions). Cleveland Clinic is a non-profit academic medical center. Advertising on our site helps support our mission.

A seizure is a sudden change in behavior, movement or consciousness due to abnormal electrical activity in the brain. [3][6] Seizures can look different in different people.

2023年12月4日 · What Is a Seizure? A seizure is abnormal electrical activity in the brain that happens quickly. It may go nearly unnoticed. In serious cases, it may cause unconsciousness and...

2023年3月17日 · Seizures are changes in the brain’s electrical activity. These changes can cause dramatic, noticeable symptoms, subtle or mild symptoms, or no symptoms at all. The symptoms of a severe seizure...

2024年11月1日 · Learn about this burst of electrical activity in the brain and what causes it. Find out what to do if you see someone having a seizure.

2024年10月1日 · A seizure is a sudden surge of electrical activity in the brain. Read about types of seizures, symptoms, diagnosis, treatment, prevention, and more.