Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) distal myopathy 2 ?
    ### Response:
    Distal myopathy 2 is a condition characterized by weakness of specific muscles that begins in adulthood. It is a form of muscular dystrophy that specifically involves muscles in the throat, lower legs, and forearms. Muscles farther from the center of the body, like the muscles of the lower legs and forearms, are known as distal muscles.
    