Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) keratoderma with woolly hair ?
    ### Response:
    Keratoderma with woolly hair is a group of related conditions that affect the skin and hair and in many cases increase the risk of potentially life-threatening heart problems. People with these conditions have hair that is unusually coarse, dry, fine, and tightly curled.
    