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en.wikipedia.org/wiki/Causes_of_seizures

There are many causes of seizures. The factors that lead to a seizure are often complex and it may not be possible to determine what causes a particular seizure  ...

www.healthline.com/symptom/seizures

May 3, 2016 ... Seizures are changes in the brain's electrical activity. This change can cause dramatic, noticeable symptoms or it may not cause any symptoms.

medlineplus.gov/ency/article/003200.htm

Feb 27, 2016 ... It may be hard to tell if someone is having a seizure. Some seizures only cause a person to have staring spells. These may go unnoticed.

www.webmd.com/epilepsy/understanding-seizures-basics

A seizure happens because of abnormal electrical activity in the brain. It may go nearly unnoticed. Or, in some severe cases, it may cause unconsciousness and ...

www.mayoclinic.org/diseases-conditions/grand-mal-seizure/basics/causes/con-20021356

Jun 10, 2014 ... In people who have seizures, the brain's usual electrical activity is altered. Exactly what causes the changes to occur remains unknown in about ...

www.uptodate.com/contents/seizures-in-adults-beyond-the-basics

Jun 6, 2017 ... Seizures may also cause "sensations" that only the patient feels. As an example, one type of seizure can cause stomach discomfort, fear, or an ...

www.mayoclinic.org/diseases-conditions/epilepsy/symptoms-causes/dxc-20117207

Aug 12, 2017 ... Epilepsy — Comprehensive overview covers symptoms, causes, treatment of this common seizure disorder.

www.hopkinsmedicine.org/neurology_neurosurgery/centers_clinics/epilepsy/seizures/causes/index.html

While the exact cause of some seizures can be hard to pinpoint, many seizures can be classified as either provoked or unprovoked. A provoked seizure would ...

www.medicinenet.com/seizure/article.htm

Epilepsy is a disorder with many possible causes. .... but can provoke first seizures or cause breakthrough seizures in ...