Not only does sex reproduce, but a decent sex life has a beneficial effect on people. A healthy sex life creates positive emotions and relieves jitters. It also releases endorphins, which are natural pain relievers. There are so many benefits to sex that you don't have to introduce it to mozu doll to learn about sex.
What are some cold facts about sex?
1. It's impossible to lose weight through sex.
According to the Internet, having sex burns a lot of calories, equivalent to jogging for 3,000 meters. In fact, studies have found that sex doesn't burn a lot of energy, up to 550 calories, making it impossible to lose weight through sex. In addition, having sex overly frequently can cause a host of problems, such as decreased sexual desire, impotence or premature ejaculation.
2. Smoking a cigarette after sex can affect sexual performance
There are numerous men who like to smoke a cigarette after sex. In fact, it hurts the body, and affects the penis. The erection of the penis depends on blood congestion in the corpus cavernosum of the penis. If you want blood congestion, the corpus cavernosum must have sufficient blood to enter. When blood flow is reduced, erection is bound to be affected. After the end of sex life, the body's blood circulation speeds up, after smoking a cigarette, will let the harmful substances in tobacco quickly be absorbed by the body. Nicotine, in particular, stimulates the brain center, causing the smooth muscle of the cavernous body to contract rapidly, resulting in a decrease in blood flow to the penis.
3. Women don't care that much about penis size
Nearly all men are concerned about penis size. In general, penis erection in 12.4 cm, weak state in 7.1 cm, as long as in the above range do not have too low self-esteem. What women care about most is whether the penis are firm and long-lasting.
4. The first time you have sex doesn't have to bleed.
Whether the first sex will bleed is related to the hymen, the hymen has holes in the middle, each woman is different, the number of holes, size and shape are not the same. The first time you wake up bleeding is caused by a tear in the hymen. Typically, with age, the hymen will become thinner and more elastic. The first time you have sex is not necessarily bleeding. Therefore, virginity cannot be determined by whether the first sex was bleeding or not.
5. Masturbation does not cause impotence and premature ejaculation.
Masturbation is not harmful to the body. Moderate masturbation can regulate the body and mind and relieve sexual depression and desire. Difficulties with erections and decreased libido caused by masturbation are only temporary. Don't worry too much. But make sure you remember how frequently you masturbate.
6. Lack of public hair has nothing to do with sexual desire.
Some people believe that the more pubic hair, the more sexual desire, but there is no scientific evidence for this. The strength of pubic hair is related to genetics and male hormones, which do affect male libido, but are not the only determinant.
7. Watching porn will not cause impotence
Far from causing impotence, watching porn can really make men more sexually aroused. But the only drawback is that it is remote from real life. If men watch too numerous pornographic movies, it will reduce their confidence in sex, and the worst is to cause sexual apathy.
Warm reminder
Sex is a two-person affair, and only a man and a woman can cooperate to achieve decent sex. If you periodically have impotence or premature ejaculation once or twice, don't lose heart and don't carry too much psychological pressure. If there is persistent impotence or premature ejaculation, you need to go to the hospital to find out the cause, you can not use aphrodisiac drugs.