Experts said that premature ejaculation occurred, especially premature ejaculation, especially the penis did not enter the vagina, as well as non -ejaculation, ejaculation incompetence, can cause infertility.In addition, due to the lack of sexual anatomy and physiological knowledge, inter -femoral sexual intercourse and rectal sexual intercourse can cause infertility because there is no normal vaginal ejaculation.
Men's sexual function, including sexual desire, penile erection, sexual intercourse, ejaculation and erotic orgasm, is a series of complex physiological activities composed of conditional reflexes and non -conditioned reflection.The cerebral cortex has a sexual function center, the lower part of the brain and the lower part of the mound has a lower cortex center, the spinal cord has erectile center and ejaculation center, sexual function is jointly coordinated by advanced nerve centers such as spinal cord and brain, and endocrine systems.Normal adult men develop sexual desire after being stimulated by sexual stimulation (including vision, touch, smell, listening, etc., erotic concepts or local stimulation of reproductive organs). The woman's vagina has sexual intercourse.In the process of sexual intercourse, the stimulation from physical and spiritual stimulation caused the central nervous system to be highly excited, reaching the orgasm of sexual desire and producing sexual pleasure. After that, the excitement faded and the penis was weak. The whole process was about 10 to 20 minutes, and the penis erection and ejaculation could not occur again within 1 hour.Under normal circumstances, men's sexual abilities are gradually decreased, and they gradually disappear after the age of 60, but those who still maintain sexual abilities after the age of 70 have great individual differences.
Infertility caused by sexual issues is often ignored by people, how much infertility caused by sexual issues, and currently there is no exact statistics, which involves many problems such as sexual knowledge, sexual life, and sexual function.
Men refer to men at the stage of strong sexual function in the ages of 20 to 50 years old: abnormal sexual desire, mainly including sexual desire and reduced sexual desire.Sexual desire is a general concept, which refers to the desire of sexual intercourse under certain conditions. When it reaches a certain degree, penile erection and urethral secretion mucus occurs.The abnormal libido is called, and only if it does not cause sexual desire under long -term appropriate stimulation, or has a significant change in sexual desire under the same stimulus conditions, can unmarried men claiming to be low or non -sexual desire is a kind of concern. Enough stimulation causes sexual desire.The penis is abnormal, mainly with impotence; ejaculation disorders mainly include premature ejaculation, no ejaculation, and nocturnal emission.The above -mentioned abnormal manifestations can cause sexual life discord, imperfection, or cannot shoot semen into the woman's vagina and cause infertility.
Experts point out that the causes of men's sexual dysfunction are mostly used by functional. It is common in abnormal sexual habits and spiritual habits such as masturbation and excessive rooms such as masturbation and atrioventricular. Functional disorders.In addition, some drugs also have the role of inhibitory function.There are only few cases caused by diseases and other reasons, such as spinal cord injury, inflammation or endocrine diseases of chronic sub -gland.Infertility caused by sexual dysfunction is prevention. You should seriously learn sexual knowledge, overcome adverse habits, and actively treat systemic diseases to effectively prevent male infertility caused by this.
(Editor in charge: Fangfang)
