1, to develop good habits: (1) healthy diet: partial or vegetarian diet may affect the quality of sperm. Therefore, in the main and secondary food, should be properly adjusted as far as possible, so as to diversify some. (2) prohibit smoking and alcohol. Men who smoke and drink too much, can cause the testicles to function low, affecting the sperm production. 2, appropriate exercise. Too intense exercise, will destroy the secretion of hormones in men and women, limiting semen secretion, disrupting the ovulation pattern. However, long-term non-exercise, the body metabolism level is low, which is also detrimental to sperm quality. 3, peace of mind, avoid mental stimulation. The couple do get along with each other, and a good mental state can keep the hormone secretion balance in the body. 4, keep the scrotum environment cool. The temperature inside the scrotum is 1 to 1.5 degrees lower than the usual body temperature, and the elevated temperature of the testicles will affect its sperm production function. For this reason, usually pay attention to keep the scrotum cool, do not wear tight pants, do not soak in hot springs and hot baths, scrotum away from high temperature sources. 5, away from radiation sources, radiation will damage the testicular spermatogenic function, affecting the quality of sperm. 6, avoid contact with chemical heavy metal substances, chemical substances and heavy metals can cause damage to the testicular spermatogenic function, affecting sperm quality.