Below is an instruction from Human. Write a response.
    ### Instruction:
    What causes Intervertebral disc disease ?
    ### Response:
    What causes intervertebral disc disease? Intervertebral disc disease (IDD) is a multifactorial disorder, which means that both genetic and environmental factors probably interact to predispose an individual to the condition. It is likely that several factors are needed for development of IDD.
    