Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Testicular Disorders ?
    ### Response:
    Testicles, or testes, make male hormones and sperm. They are two egg-shaped organs inside the scrotum, the loose sac of skin behind the penis. It's easy to injure your testicles because they are not protected by bones or muscles. Men and boys should wear athletic supporters when they play sports.
    