The anal part of the hair is a lot, consider the following situations. 1, belongs to a normal physiological phenomenon, after entering the puberty development stage, many parts of the human body will begin to appear hairy situation, such as pubic, anal, armpit, large and small legs and beard. 2, may belong to pathological hairiness, such as common hypertrichosis. Some people themselves belong to the hair is more exuberant a kind of body, will appear the whole body hair thick, including the anal part. 2, may belong to the pathology of the hairy, such as common hirsutism, will appear the whole body hair abnormally thick situation. In addition, there may be suffering from anorectal diseases, more secretions around the anus, the anal area of the skin moist, thus causing excessive hair in this area, but this kind of situation is uncommon, and may be eating hormone drugs lead to excessive hair. If the hair is too much, you can take laser hair removal and other methods to deal with.