Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) juvenile myoclonic epilepsy ?
    ### Response:
    Juvenile myoclonic epilepsy is a condition characterized by recurrent seizures (epilepsy). This condition begins in childhood or adolescence, usually between ages 12 and 18, and lasts into adulthood. The most common type of seizure in people with this condition is myoclonic seizures, which cause rapid, uncontrolled muscle jerks.
    