Newlyweds and second-trimester pregnancy, in order to have a smart, beautiful baby, male compatriots is also a spell, “closed forest”, “quit smoking and drinking” and so on, there are doing right, but there is no shortage of misunderstandings. 1, refused to pregnancy test Although you want a good baby, but many men to the hospital to check the semen is still very “shy”, feel that they do not have any symptoms, take some supplements to make up for the line, this is a wrong point of view. The pre-pregnancy test is actually very necessary, it helps to fully understand your physical condition, semen quality, whether there are factors that affect pregnancy and fetal development. Timely targeted treatment will create a good precondition for your future baby. Common pre-pregnancy tests for men include: semen analysis, anti-sperm antibodies, sperm DNA fragmentation rate, mycoplasma, chlamydia, eugenics eight, blood type and STD screening. 2, closed the mountain forest Many prospective fathers once the mode of preparation for pregnancy, began to abstain from sex, a month or two, but not a single life, called “closed the mountain forest”, which is also a misunderstanding. Semen also need to metabolize, long-term non-excretion of semen, seminal plasma can not be renewed, can not better provide energy for the sperm, sperm will be a large number of aging, death, leukocytes will increase significantly, and is not conducive to fertilization, eugenics. Therefore, during the preparation for pregnancy, it is necessary to discharge sperm once every 3-7 days to maintain the metabolism of semen. When the female ovulation, to have intercourse every other day, to keep the sperm in the female reproductive tract is always in the best state of fertilization. 3, mental tension Into the preparation for pregnancy, many people began to mental tension, worried that this is not good, that is not right, and even anxiety state, preparation for pregnancy impotence, which is not conducive to the improvement of sperm quality. People have to be in a relaxed spirit, happy mood, the body can be healthy, the quality of sperm can come up. 4, excessive exercise Some people believe that exercise, enhance physical fitness to help improve sperm quality, began to blindly excessive exercise, each time a sweaty, exhausted, this is not good. This is not good. Excessive exercise, exhaustion and injury to the Yin, will have an impact on the sperm. To master the exercise “degree”, generally speaking, about 10,000 steps a day, the body slightly sweat, do not feel tired on it. 5, blindly supplement Chinese concept, always feel that their “weak kidneys”, is not conducive to reproduction, must make up for it, so chicken, duck, fish and meat, what to eat what, so do not see the benefits of semen quality. The correct approach should be: quit smoking and alcohol, tobacco and alcohol on the adverse effects of fertility is recognized, preparation for pregnancy is the first to stay away from tobacco and alcohol; pay attention to food pesticide retention and heavy metal overload; do not arbitrarily take medication, even if it is a “tonic”, many drugs, such as anti-tumor, treatment of high blood pressure, anti-androgenic, sedative, antidepressant, etc. will have different degree of impact on sperm; appropriate amount of vitamins, especially 200-400mg per day vitamin E, beneficial to fertility; zinc, zinc is known as the male “flower of life”, a lot of food (such as peanuts, walnuts, apples, beef, etc.) in the zinc content is higher, you can eat some of the appropriate. 6, environmental pollution Many people do not know enough to prepare for the impact of environmental and occupational, often in and out of pollution, radiation, high-temperature environments, pesticides, rubber, paint, welding, printing, sewage treatment and other occupations have a limited impact, and some people quit smoking, but often smoke second-hand smoke. These are not conducive to strong sperm preparation. 7, bad habits A part of the people think that during the preparation for pregnancy, spontaneity is good, and do not pay attention to some of the common factors affecting life. Preparation for pregnancy to not wear tight pants, do not wash sauna, do not soak in a large pool; less driving, the best control within 3 hours a day; to avoid infections of the genitourinary tract; pay attention to work and rest time, do not stay up all night, play less cell phone. 8, excessive obesity Some men are overweight, do not pay attention to weight loss. Obesity will have an impact on human hormone levels, thus affecting sperm quality; obesity will make the scrotum lose the testicular temperature regulation, and affect the spermatogenic function of the testicles. Therefore, the body mass index (BMI = weight (kilograms) รท height (meters) square kg/m2) should be controlled at 20-24. Tips: Avoid the above misunderstandings, relaxed mood, living in a moderate manner, a reasonable diet, proper exercise, the necessary physical examination, pay attention to the environment is possible to improve sperm quality, to give birth to a smart, beautiful and healthy baby.