Must read: The secrets of a man’s penis

　　1.sperm It takes about 70 days to make and can survive in the vagina or Uterus 72 hours in the neck.

　　2. Never try to prolong an erection or prevent it ejaculation , and adding rubber bands or bands to the penis is likely to cause blood to clot, leading to redness, swelling and necrosis of the penis.

　　3. In some cases, the penis will break if it is hit hard. When the penis is broken, blood will flow to the surrounding tissues, causing the penis to swell, which will be very painful. It is best to get him in as soon as possible. Hospital treat.

　　4. What standards do men usually use to measure their masculinity? Muscles, strength, or penis length? In fact, the penises of Asians are almost the same, about 10 to 15 centimeters when erect. Moreover, sexual ability has nothing to do with the length of the penis. Some of them may look very majestic, but they turn out to be of no use. Therefore, "don't judge others for their shortcomings, and don't show off your own strengths."

　　5. Many people have a slight bend in their penis when they have an erection, and the degree varies from person to person. Some will bend up and down, and some will tilt to the left or right. This is definitely not a strange disease, and it is normal as long as it does not cause discomfort or hinder your sexual activities.

　　6. The penis is mostly composed of spongy bodies, covered with a layer of epidermis. When sexually excited, the spongy bodies will be filled with blood, making the penis hard, long, and thick for sexual intercourse. This is the so-called "erection."
 
　　7. For some men, they are the ones who can last a long time. Dream Some people will compare the longed-for goal with the length of erection time. In fact, erecting it for too long will make you unhappy, because if your penis remains erect for too long without subsidence, you will not only be unable to enjoy sexual pleasure, but it will also make you feel miserable. Injections of drugs used to treat impotence or a blood disorder can cause this.

　　8. Although testicles suspended outside the body are easily injured, in order to maintain a lower temperature and maintain an environment for sperm production, it is necessary for the testicles to be suspended outside the body. If the testicles are twisted or impacted, the blood flow inside will be blocked, leading to testicular tissue necrosis.

　　9.In fact, when female If there is not much vaginal lubricating fluid and you force the vaginal penetration, and the action is too extreme, it will not only cause the woman unlimited pain, but may also cause foreskin laceration. Although the foreskin will heal on its own afterward, if it is too severe, the wound will need to be sutured.

　　10. A man also has his G-spot. Try touching the perineum, which is located behind the testicles and close to the anus. When you gently touch this "sensitive zone", he will feel very comfortable!

　　11. While wearing skinny jeans or well-fitting underwear may look better, it’s not good for your genitals at all. The temperature of the testicles will be too high and it will destroy the production of sperm. Wear more "big pants" to let "him" breathe!

　　12. More than 90% of sexual impotence patients are caused by psychological factors, and only a small number are caused by physiological factors, including reproductive organ diseases, hormonal imbalances, diabetes, spinal injuries, drug abuse, alcoholism, surgery, old age, etc.

　　13. Is there a man among you? Premature ejaculation Troubles? In fact, for young people, premature ejaculation is not surprising. It may be caused by his lack of experience, being too excited, nervous or anxious. Try wearing a condom, which can reduce the sensitivity of the penis and extend the time of sex to meet everyone's needs.

　　14. When the testicles are inflamed, white or yellow discharge comes from the penis, there is pain and discomfort during ejaculation, or secretions flow out when the anus is irritated, you should stop sexual activity immediately, because the above symptoms can indicate that you/he may be suffering from it. sexually transmitted diseases , you should see a doctor immediately.

　　15. Don’t think you are superman or male Hunger and thirst, in fact, generally men’s sexual activity will be at its peak when they are around 20 years old, and they can have an erection up to 7 times a day on average.