80,90 Most newly married husband and wife do not want a BB, two of the world might want to live a few years. Therefore, how to contraception has become plagued the couple lives a big problem. Practice has proved that coitus is an easy failed contraceptive measures.
When a young couple newly established family, would like to make a difference in their careers, most do not rush to raise children, how to contraception troubled married life became a big problem. Since a few years ready to have children, so we can not take the belt loop, implants and other means of contraception, but also worry about eating contraceptive drugs affect the body, some couples will take the way coitus contraception, but this method safe?
Under what circumstances need to take emergency contraception?
Sperm meets egg into a fertilized egg, before pregnancy, if sperm and egg can not meet, they will not get pregnant. Therefore, some people think that coitus is a very safe method of contraception. In theory, this idea seems to be valid. But proved coitus is a contraceptive measure is likely to fail.
What is the reason? Because before ejaculation, often has little sperm into the vagina with the prostate. This is not aware of all of the men will be timely. In particular wedding, emotional excitement, emotional, lack of experience, it is difficult to grasp this opportunity just right, so that part of the semen left in the vagina, resulting in coitus fail. Coitus, so the couple stress, will produce unnecessary psychological pressure, increased mental burden, affect the sex life of harmony, is not conducive to health.
Male sexual response in the cerebral cortex is dominated done by physiological stimuli and mental stimulation, but also susceptible to interference from external factors and emotions. The need to "be vigilant" when coitus, this highly nervous state of mind not only failed to meet the requirements of excitement, but also affect the appearance of the climax of sexual excitement. Over time, impotence, premature ejaculation and other sexual dysfunction will occur. Often forcibly suppress ejaculation, there may be dysfunction of the central nervous system and lumbosacral ejaculation occurs, thereby causing ejaculatory dysfunction. Thus, although coitus is a method of contraception, however, it is not an easy failure of contraceptive measures conducive to health more harm than good in.
