Having a healthy baby is the desire of every young couple, and it is also the goal that our male doctors and obstetricians and gynecologists strive for. For men, firstly, they should have normal fertility and regular sex life, secondly, they should exclude the bad influence of genetic factors, thirdly, they should avoid genitourinary infections, especially sexually transmitted diseases, and fourthly, they should keep their physical and mental health. In order to have a healthy baby, men should do the following things according to the above four points: 1, to develop good habits: in order to maintain the normal function of sperm, improve fertility, to ensure adequate sleep, avoid overwork and stay up late; the lower body should be dressed loosely, do not wear tight-fitting clothes; do not soak in hot springs, sauna; avoid sedentary, every hour to get up and move the body; do not smoke excessively, alcohol abuse And drug abuse; do not abuse drugs, if you need to take, please follow the doctor’s instructions. 2, maintain an optimistic mindset: men should pay attention to maintain a positive and optimistic mindset, usually pay attention to the combination of work and rest, keep the spirit of relaxation, avoid long-term tension and anxiety. 3, participate in physical exercise: actively participate in physical exercise, such as running, swimming, playing ball and other aerobic exercise to enhance physical fitness and prevent colds and fevers. 4, pay attention to diet and nutrition: nutrition should be balanced, do not be partial diet. Eat more of the following foods will help men. Zinc-rich foods: oysters, walnuts, pork liver, shrimp, etc. Foods rich in selenium: oysters, sea cucumber, shrimp, crab, caviar, squid, silkworm pupae, etc. Foods rich in calcium: milk, egg yolk, shrimp, soy products. Vegetables and fruits rich in vitamin C: apples, grapes, kiwi, etc. 5, avoid long-term exposure to large amounts of radiation, such as: X-rays, CT, etc., but occasional exposure should not be nervous. And cell phones, computers, etc. belong to non-ionizing radiation, the human body does not affect much. Avoid contact with pesticides, paints, benzene, formaldehyde, toxic minerals and heavy metals, etc. 6, regular sex life: too frequent or too little sex is not conducive to fertility, it is recommended to have intercourse 1 to 3 times a week, and can have intercourse every other day before and after ovulation. 7, regular annual medical checkups, such as genitourinary system infections to be treated in a timely manner, such as a family history of genetic disease or the history of multiple unavoidable miscarriages in the woman, both spouses should further do chromosomal and other tests. If you cannot get pregnant for more than six months, please go to the regular hospital for examination in time.