20 great benefits of sex! Woman, you have to know!

In the process of sex, the release of human hormones makes us unable to feel pressure. This reaction can even last for hours until the hormone levels return to normal levels throughout the body system. American journal of women 's health reported that sexual life has 20 benefits, so sexual life but not!
1, effective weight loss
30 minutes of sex burns 200 calories, making it easy to lose extra fat and keep slim and attractive.

1. protect male heart
   Men who have sex three times a week can halve their risk of heart disease, according to a study by queen 's university in Belfast. The study also showed that regular sex can reduce stroke by half in men.
2. help sleep
   Both caress and sex release endorphins that promote sleep, allowing couples to quickly fall asleep after some fun.
3. anti - leakage urine
   Sex can enhance the strength of pelvic muscles, and then better control urination, but also can effectively prevent urinary incontinence.
   
4. relieve pain
   Sex should be no pain, is full of harvest. After a great orgasm, the pituitary gland secretes endorphins, helping to relieve body pain, joint pain and menstrual pain.
5. menstruation law
   Scientists at Columbia university and the university of Si Tan found that women have more regular menstrual cycles if they live at least once a week.
6. relax
   Women 's experts in Massachusetts say sex can effectively curb anxiety, because a slow, soft caress between couples can calm down and forget sadness.
7. relieve pressure
   It is better to let go through sex than to yell. Many American psychologists regard sexual perfection as one of the best ways to get rid of stress.
   
   9, use into, don 't have to back
   American marriage expert Davis pointed out that sexual ability is also a technology, the more sexual frequency, can stimulate more sex hormones, enhance sexual desire, also exercise sexual ability.
8. venting
   A soft and comfortable bed is a good place to release violence, control bad emotions and behaviors. Couples who have a good sexual life rarely experience violent feelings of extreme depression.
9. confidence - building
   San del, a San Francisco sex expert, says that if a person performs well in bed, he or she will not only make his or her partner happier, but also feel confident and powerful.
10. prevention of cancer
    The more men ejaculate, the less likely they are to develop prostate cancer, according to the journal of the American medical association
11. feel happiness
    Sex can make people feel happier than money, according to a recent international study. Couples who have sex regularly feel happy as if they make an extra $ 100,000 a year.
12. delaying aging
    Positive sex can slow the aging process and keep people young, says neuroscientist vickers of Edinburgh hospital in Scotland.
13. health teeth
    Semen contains zinc, calcium and other substances that protect teeth, making them brighter and stronger.
    16, looks young
    The study found that sex makes women look 15 years younger. In this study, the men looked in the mirror and evaluated the women on the other side. Women rated as " very young" have an average of four sex lives a week. It 's not a coincidence! Because research has long found that sex can promote estrogen secretion, make the skin smoother, hair brighter.
    17, improve resistance
    The researchers analyzed 111 volunteers aged 16 - 23 and found that having sex once or twice a week increased the number of type a immunoglobulins in the body by 30 percent, increasing resistance and helping people prevent colds and flu.
    8, in a good mood
    Semen contains zinc, calcium, protein and other nutrients, which is beneficial to women 's health. Also, a study found that women who don 't use condoms in sex are happier and less likely to be depressed. But the researchers also stress that the results apply only to partners who are loyal to each other.
14. enhancing feelings
    The release of oxytocin during orgasm not only improves your mood, but also makes you feel closer to your partner, especially in women. In fact, not only sex, touch or foreplay can also promote the release of oxytocin.
    20, sperm " strong"
    The researchers tested 118 men who had problems with sperm quality to have sex seven days a week. As a result, the number of " bad sperm" in 81 % of people decreased significantly. Regular sex, the researchers say, helps sperm " roll out new ideas" and improve their quality.
    Despite the stigma attached to sex, it is widely recognized in the medical community as one of the most important ways to maintain longevity, prevent disease and make life happy.