If so, what you are seeing is a moist, pink pad of skin that is pinker than the surrounding area. Oral contact with the anus can put both partners at risk for hepatitis , herpes , HPV, and other infections. Some people relax by taking a warm bath; others begin with a massage, starting with the butt and inner thighs, then gently playing in and around the anal sphincter with a finger. Another reason is that the tissues of the vagina are a lot tougher than the tissues of the anorectal canal, and the vaginal canal itself is bigger. Please let me know. The tissue inside the anus does not have this natural protection, which leaves it vulnerable to tearing and the spread of infection. Many people participate in anal sex without knowing the risks they take, the specific acts to avoid or the potential for long term health effects. Treatments depend on your age, health, and the severity of the hemorrhoid or prolapse. Therefore, you must replace it entirely. Do not participate in anal sex with anyone whom you know has a sexually transmitted disease. This may be what happened in your case. First, a basic anatomy lesson of the southern region: But sometimes internal hemorrhoids enlarge and protrude outside the anal sphincter. Because of the high blood supply and high white blood count of the anal region, HIV infection is far more likely in anal sex than vaginal sex.