In daily life, people have only heard of the hymen, and few people know what its physiological structure is. Therefore, there are many misunderstandings about the hymen. In fact, the hymen is not mysterious, and its composition is also very simple. Let...
The lower part of a woman's body is called the reproductive triangle, and the maintenance of the lower part is very important, especially for married women. How to maintain the room every time is also a problem for universities. Next, let's take a look...
For many people, they attach great importance to the cleaning of their daily private places. But do you know how to clean after sex? The cleaning of the private part of sexual life can make the private part healthier. So for both men and women, besides daily care, cleaning after sex is...