If your child has the signs and symptoms listed below, they are at high risk of developing a serious health condition. Seek medical help and care as soon as possible.

Febrile seizures are seizures caused by fever. 2-5% of children with febrile seizures have a family history of seizures. Febrile seizures occur when a bacterial or viral infection occurs. They sometimes occur after certain vaccinations, such as measles, mumps, and rubella.