Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Hemorrhoids ?
    ### Response:
    Hemorrhoids are swollen and inflamed veins around the anus or in the lower rectum. The rectum is the last part of the large intestine leading to the anus. The anus is the opening at the end of the digestive tract where bowel contents leave the body.
                

    