The general standard of sperm viability for a normal adult male is 58% or more. The standard sperm survival rate is 58% or higher, if it is lower than 58% it is abnormal and the probability of conception will be lower. Normal sperm viability is between 85% and 90%. It is normal if more than 25% of sperms are grade A, plus more than 58% should be grade B. This is the only way to get pregnant, otherwise it will affect the pregnancy and may affect the quality of the fetus. Sperm vitality can be affected by a variety of factors, such as congenital developmental abnormalities, prolonged engagement in sedentary work or high-temperature work, or bad habits in life, such as staying up late, smoking, drinking, and even drug use, all of which can affect the quality of sperm. It is recommended that men exercise more after work to improve their physical fitness and improve their physical condition, which can enhance the quality of sperm and improve sperm vitality, and help the woman to get pregnant. Men with low sperm viability are advised to consult a doctor in time. Usually, we should pay attention to quit smoking and drinking, do not eat spicy and greasy food, more exercise, enhance physical fitness.