In life, many people will often eat irritating food, or long time sitting, resulting in anal swelling, this part of the relatively private, and embarrassed and other people complain, can only silently bear and solve. Some pain is caused by external hemorrhoids or mixed hemorrhoids, this can be done after the large, with warm water sitz bath for almost a quarter of an hour, can be effective anti-inflammatory to swelling. If the pain is caused by anal fissure, it is necessary to use lotion to wash after the sitz bath, because anal fissure is easy to spasm phenomenon. This will paralyze the nerve endings and reduce the pain and swelling. The swelling could be a perianal abscess. This is one that can easily lead to a painful sensation after a bowel movement and can be treated with a sitz bath followed by anti-infection medication. Anal swelling is inseparable from the individual’s habits, whether it is diet or daily activity situation, so in life to effectively prevent, do not eat stimulating food, do not eat cold food, and to actively participate in physical exercise, enhance the body’s resistance, so that the body is in a long-term self-discipline and a healthy state, you can reduce the arrival of the disease.