Every detail may affect the healthy growth and development of the baby later on, so families preparing for pregnancy should take everything into consideration so that the fruit of love will fall into the ground safely. The couple needs to do the following preparations before getting pregnant. 1, before pregnancy, the woman needs to do pre-conception examination: (1) routine white belt examination: through the routine white belt screening trichomonas, mycobacteria, mycoplasma, chlamydia infection and other vaginal inflammation and other diseases. (2) Cervical examination: cervical liquid-based cytology and human papillomavirus testing can detect early cervical lesions and provide early treatment to avoid significant losses to individuals and families. (3) Gynecological ultrasound examination and thyroid and breast ultrasound: the ultrasound examination in the preconception examination program can help to understand the development of the uterus, whether the first pregnancy has uterine abnormalities, uterine fibroids and adenomyosis, ovarian cysts and other factors that affect pregnancy, and to understand whether there are thyroid and breast diseases. (4) Eugenics four tests: including: rubella virus, cytomegalovirus, herpes simplex virus and toxoplasmosis test. Because these special pathogens infection can cause intrauterine infection, and is also one of the important causes of birth defects in newborns. (5) Hepatitis B and liver function, kidney function, fasting glucose test: if there is hepatitis B or carrying hepatitis B antigen, timely treatment can be done to avoid vertical transmission from mother to child. (6) Thyroid T3, T4 and TSH tests to screen for thyroid disease. (7) Those with familial genetic disorders must undergo chromosome examination. The male partner must quit smoking before conception. Smoking has a great impact on sperm, and the nicotine content of cigarettes can harm sperm, causing a decrease in the amount of sperm in male semen, and also increasing the content of deformed sperm. The process of sperm production takes about 84 days, so start quitting smoking some time before you plan to get pregnant! Smoking also has an effect on the fetus, and the smoke from burning tobacco contains a variety of components that affect fetal development. Quit drinking, alcohol has a toxic effect on the male reproductive system, it can make the sperm abnormal, resulting in adverse effects on the fetus, some data show that the wife one month before pregnancy, such as the husband’s daily alcohol consumption equivalent to 30 ml of alcohol; or 10 times in January, more than 50 ml each time; or in January had drunk 1 time, and the amount of alcohol greater than or equal to 125 ml; his wife gave birth to a newborn baby birth weight 236 grams lower than the control group, the low birth weight children born in this case will bring difficulties to feeding, low resistance, easy to get sick, growth retardation, low intelligence, etc., and even affect the genetics of sperm. Before giving birth to a child to maintain good physical condition, avoid staying up late, staying up late will reduce the body’s immune system, should pay attention to rest; avoid working in a hot environment, because high temperature is not conducive to sperm production, the bath water should not be too hot. To eat a reasonable diet, eat more fresh fruits and vegetables, the usual diet of zinc, it is advisable to eat more coarse flour, tofu and other soybean products, beef, mutton, fish, lean meat, peanuts, sesame, dairy products and other foods, while it is advisable to eat more selenium-rich food, such as seafood, mushrooms, eggs, garlic, etc.. Eat less spicy, some foods that reduce the vitality and number of sperm, such as celery, fungus, cottonseed oil, should be avoided; pay attention to rest, work and rest, regular sex life, and strengthen exercise. 3.After abortion, what should I pay attention to before the next pregnancy? (1) Pay attention to personal hygiene, especially to the cleanliness of the pubic area, you can wash the vulva with clean warm water every night to prevent bacterial infection. (2) Regularity of life, to develop good habits, the best daily to ensure that 8 hours of sleep, and appropriate activities. (3) Be careful with intercourse, for pregnant women with a history of spontaneous abortion, intercourse should be strictly prohibited within the third month of pregnancy and after the seventh month. (4) Keep a comfortable mood, avoid all kinds of bad stimulation, eliminate tension, boredom, fear psychology, especially not big joy, sadness, anger and worry. (5) reasonable diet, the first trimester of pregnancy to start taking folic acid, the main role is to prevent fetal neurovascular malformation and cleft lip, if possible, it is best to take the entire pregnancy, one tablet a day, at least until the second trimester of pregnancy. (6) Regular prenatal checkups after pregnancy, pregnant women should start regular prenatal checkups in the middle of pregnancy in order to detect and deal with abnormalities in pregnancy in a timely manner, ensure healthy fetal development and guide pregnancy care.