Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Febrile Seizures ?
    ### Response:
    Febrile seizures are convulsions or seizures in infants or small children that are brought on by a fever. Most often during a febrile seizure, a child loses consciousness and shakes uncontrollably. Less commonly, a child becomes rigid or has twitches in only a portion of the body.
    