Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) paroxysmal extreme pain disorder ?
    ### Response:
    Paroxysmal extreme pain disorder is a condition characterized by skin redness and warmth (flushing) and attacks of severe pain in various parts of the body. The area of flushing typically corresponds to the site of the pain. The pain attacks experienced by people with paroxysmal extreme pain disorder usually last seconds to minutes, but in some cases can last hours.
    