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What causes seizures?

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Often, it's unknown. Many things can bring them on, including:

  • Stroke
  • Cancer
  • Brain tumors
  • Head injuries
  • Electrolyte imbalance
  • Very low blood sugar
  • Repetitive sounds or flashing lights, as in video games
  • Some medications, like antipsychotics and some asthma drugs
  • Withdrawal from some medications, like Xanax, narcotics, or alcohol
  • Use of narcotics, such as cocaine and heroin
  • Brain infections, like meningitis

From: What Are Seizures? What Causes Them? WebMD Medical Reference

SOURCES: 

American Academy of Neurology. 

Bazil, C. . Collins, 2002.  Living Well with Epilepsy and Other Seizure Disorders: An Expert explains What You Really Need to Know

Strafstrom, C. , November 2004.  Epilepsy Curriculum

Nadkarni, S. , June 2005.  Neurology

Bialer M. , September/October 2004. Epilepsy Research

Mayo Clinic: "Febrile seizure."

Epilepsy Foundation: "Focal Onset Aware Seizures (simple partial seizures), "Generalized Seizures," "Focal Onset Impaired Awareness Seizures (complex partial seizures)," "Infantile Spasms/West's Syndrome."

Reviewed by Neil Lava on March 06, 2019

SOURCES: 

American Academy of Neurology. 

Bazil, C. . Collins, 2002.  Living Well with Epilepsy and Other Seizure Disorders: An Expert explains What You Really Need to Know

Strafstrom, C. , November 2004.  Epilepsy Curriculum

Nadkarni, S. , June 2005.  Neurology

Bialer M. , September/October 2004. Epilepsy Research

Mayo Clinic: "Febrile seizure."

Epilepsy Foundation: "Focal Onset Aware Seizures (simple partial seizures), "Generalized Seizures," "Focal Onset Impaired Awareness Seizures (complex partial seizures)," "Infantile Spasms/West's Syndrome."

Reviewed by Neil Lava on March 06, 2019

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