Febrile seizures are convulsions that occur in some children with fevers. They affect kids 6 months to 5 years old (most commonly, toddlers 12-18 months old), and usually happen on the first day of a fever above 100.4°F (38°C).
Although they can be frightening, febrile seizures usually stop on their own after a few minutes and don't cause any other health problems.
During a febrile seizure, your child may:
If you think your child is having a seizure due to fever, try to stay calm and:
No one knows why febrile seizures happen, so they usually can't be prevented. If your child is uncomfortable due to the fever, give acetaminophen or ibuprofen as directed. It's important to call your doctor for an evaluation after a febrile seizure.
Reviewed by: Steven Dowshen, MD
Date reviewed: April 2014
© 1995-2014 KidsHealth®. All rights reserved.