1, to be vaccinated on time, good personal hygiene habits, in order to prevent a variety of infectious diseases that endanger male fertility, such as mumps, sexually transmitted diseases, etc. 2, to master a certain amount of sexual knowledge, understand the male physiological characteristics and health care knowledge, if you find that the testicles have different changes from the usual such as: swelling, hardening, bumpy, pain, etc., must be timely diagnosis and treatment. 3, if you are often exposed to radioactive substances, high temperature and toxic substances, you must strictly follow the operating rules and protection regulations, do not be negligent, if you want to have children in the near future, it is best to be able to get away from such work for six months before having children. 4, the testicles are a very delicate organ, its optimal working temperature is about 1 degree lower than the human body temperature, if the temperature is high, it will affect the production of sperm, so any factors that can increase the temperature of the testicles should be avoided, such as: long bike rides, hot baths, wearing jeans, etc. 5, change bad habits, quit smoking and alcohol; do not eat too greasy things, otherwise it will affect your libido; also pay attention to avoid contact with toxic substances in life, such as: from the dry cleaners to take back the clothes to be placed for a few days before wearing, because the dry cleaning agent will affect the male sexual function. 6, to pay attention to the premarital medical examination, early detection of abnormalities, can avoid the pain after marriage. After marriage, you should often communicate with your wife about the problems encountered in sexual life, cooperate and understand each other, so that many mental impotence or premature diarrhea can be avoided. To introduce to cure male infertility, several principles need to be observed: 1, change bad habits, enhance physical fitness Patients should quit smoking, alcohol, avoid spicy products, life and living into a good routine, strengthen nutrition, moderate physical exercise. 2, couples with a good moderate, effective, harmonious sex life. The treatment of infertility should not be impatient, the couple should work closely together, adhere to the determination of the wife’s ovulation, and increase the number of intercourse before and after ovulation to increase the chances of conception. 3, follow the doctor’s guidance reasonable treatment of infertility is a difficult disease, do not hearsay, misuse of tonic drugs. The treatment should be reasonable under the guidance of a specialist. Patients who are suitable for surgery should undergo surgical treatment, and those who are suitable for medication should insist on taking medication. If necessary, advanced methods such as artificial insemination should be performed. If the treatment is really hopeless, you can follow the legal procedures for adoption. 4, treatment of male infertility to 3 months as a course of treatment, is based on the sperm from the production to the discharge of the body takes about 90 days to determine the basis. Therefore, patients receiving medication should not be anxious or think that the medication is ineffective, but persist in taking the medication for 3 months before the effect will appear.