Why is it dark around the chrysanthemum?

It is normal for human anal hair to appear in the late adolescence, so it can basically be considered that anal hair appears and is close to maturity.

Perianal hair is a physiological phenomenon, so don't worry; If you feel inconvenient, you can come to the laser beauty and plastic surgery center of our hospital for cold contact laser hair removal, which has the advantages of safety, painless and permanent hair removal.

In fact, people evolved from apes, and apes have hair all over their bodies, including the vicinity of the anus. With the evolution, human hair is becoming scarcer and scarcer, but there has been no evolution near the anus for some time, that's all.

Do not believe, you wait, after thousands of years, maybe people will lose all their hair and be naked.

Most of the long hair in the human body is hereditary and related to the local climate. Generally speaking, people's hair will be less or thinner in hot weather, but it is the opposite in cold weather, but this is not absolute. In addition, long pubic hair has a great relationship with human secretion. When hormones are secreted more, the human body will naturally grow hair. Generally speaking, it is only a matter of how much adults have long hair.

The length of anal hair is generally hereditary, or more frequent defecation will make the teacher grow thicker, hehehehehe.

It's okay. All MM will grow up. .........