Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Tourette Syndrome ?
    ### Response:
    Tourette syndrome (TS) is a neurological disorder characterized by repetitive, stereotyped, involuntary movements and vocalizations called tics. The first symptoms of TS are almost always noticed in childhood. Some of the more common tics include eye blinking and other vision irregularities, facial grimacing, shoulder shrugging, and head or shoulder jerking.
    