There are many causes of anal opening swelling, for most causes of anal opening swelling, lifting the anus exercise is not useful, usually need to be treated for the cause of the disease. Anal swelling may be caused by hemorrhoids, constipation, perianal abscesses, rectal tumors and other causes. Doing anal exercises can promote the recovery of anal contraction function, improve perianal blood circulation, may be able to alleviate the feeling of anal drop to some extent, but the effect is limited. And if the primary disease is not treated in time, the condition will persist. The person who has a falling sensation at the anus should go to the hospital in time, and follow the doctor’s instructions to choose the appropriate treatment, such as hemorrhoids can be applied to Ma Yinglong Musk Hemorrhoid Cream and other medications, or through the surgical method of adhesive coils ligation and other surgical methods; patients with constipation can be applied to the doctor’s instructions, such as Kaiserol and other medications to soften the feces to promote the discharge of the; perianal abscesses generally need to be incised and drainage; rectal tumors should be taken according to the specific circumstances of the observation or surgical methods of treatment. Only after systematic treatment, the anal opening swelling can be completely improved. Therefore, when anal swelling occurs, it is recommended that patients go to the hospital for relevant examinations and treatment under the guidance of doctors.