Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Ehlers-Danlos syndrome ?
    ### Response:
    Ehlers-Danlos syndrome (EDS) is a group of inherited connective tissue disorders that is caused by abnormalities in the structure, production, and/or processing of collagen. There are 6 major forms of EDS: hypermobility type, classic type, vascular type, kyphoscoliosis type, arthrochalasia type, and dermatosparaxis type.
    