Sex isn't just about fertility, it's also about having a good sex life that has a healthy impact on people. A good sex life generates positive emotions, relieves tension and releases endorphins, which are natural painkillers. best app controlled sex toyNot all the benefits of sex are covered, so it is good to know the cold facts about sex.

What are the cold common sense about sex?

1 Losing weight through sex is impossible

The Internet says that one-time sex consumes a lot of calories, equivalent to jogging 3000 meters. In fact, it has been found that sexual energy consumption is not much, at most 550 calories can be consumed,best app controlled sex toy so it is impossible to lose weight through sex. In addition, too frequent sex can lead to a series of problems, such as decreased libido, impotence or premature ejaculation.

2 Smoking a cigarette after a sexual activity can affect social sexuality

There are a lot of men who like to smoke after having sex; in fact, it is very harmful to the body and affects the penis. The erection of the penis depends on blood to the corpus cavernosum of the penis and the blood must enter the corpus cavernosum of the penis.best app controlled sex toy When blood flow is reduced, it inevitably affects the erection of the penis. After sex, blood circulation throughout the body is accelerated, and smoking allows the harmful substances in tobacco to be rapidly absorbed by the body. Nicotine, in particular, stimulates the central nervous system of the brain, causing the smooth muscles of the penile corpus cavernosum to contract rapidly, ultimately reducing penile blood flow.

3 Women don't care that much about penis size

Almost all men are concerned about the size of the penis, generally speaking, when the penis is erect at 12.4 centimeters, the weak state at 7.1 centimeters, as long as in the above range do not have too low self-esteem. In fact, women are most concerned about whether the penis is strong and long-lasting.

4 First time sex does not necessarily bleed.

Whether the quality of the first time to have sex will bleed is related to the hymen, there are holes in the center of the hymen, each Chinese women for different, the number, size and shape of the holes are different. Wake up bleeding for the first time is caused by the hymen tear, generally can be with the age continues to grow, the hymen will become thinner and more a kind of elasticity, the first time the way of social sex does not necessarily lead to bleeding. Therefore can not be the first time sex whether there is no bleeding and the ability to identify whether it is a virgin.best app controlled sex toy

5 Masturbation will not lead to impotence and premature ejaculation

Masturbation will not bring great harm to the body. Mastering moderate masturbation can regulate the body and mind, relieve sexual repression and sexual desire.best app controlled sex toy Erectile difficulties and decreased libido caused by masturbation are only temporary, don't worry too much. But be sure to master the frequency of masturbation.

6Pubic hair and libido have nothing to do with each other

Some people think that the more pubic hair, the stronger the libido. In fact, this is no scientific basis. Whether the pubic hair is prosperous with heredity and androgen. Androgen does affect male libido, but it is not the only determining factor.

7, watching pornographic movies will not affect cause impotence

Watching pornography not only does not cause impotence, but also makes men more sexually aroused. However, the only disadvantage is that the gap with real life is very large, and if a man watches too many pornographic mini-movies, it will reduce his confidence in sex life, and the most terrible thing is the cause of sexual frigidity.