Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Gaucher Disease ?
    ### Response:
    Gaucher disease is one of the inherited metabolic disorders known as lipid storage diseases. Lipids are fatty materials that include oils, fatty acids, waxes, and steroids (such as cholesterol and estrogen). Gaucher disease is caused by a deficiency of the enzyme glucocerebrosidase.
    