Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Northern epilepsy ?
    ### Response:
    Northern epilepsy is a genetic condition that causes recurrent seizures (epilepsy) beginning in childhood, usually between ages 5 and 10. Seizures are often the generalized tonic-clonic type, which involve muscle rigidity, convulsions, and loss of consciousness.
    