The quality of sperm should be checked at the hospital through formal methods of semen collection, and the semen specimen should be sent for testing as soon as possible within one hour after collection. To test the quality of sperm, you have to go to the urology department of the hospital and have the doctor issue a lab order for the semen test, then register at the hospital’s laboratory and receive a container for semen collection; use the method of masturbation to extract the semen, collect it into a specific container and send it for testing, and keep the temperature of the semen specimen in the environment of 20-37 degrees Celsius, the temperature is too high or too low, which will affect the viability of sperm, and the semen specimen will be sent for testing as soon as possible within one hour of its collection. If you want to test the quality of sperm, you usually have to abstain from sex for about 3-7 days, if the abstinence time is too short, the volume of semen may be affected. If the abstinence time is too long, the vitality of sperms will gradually decrease, thus affecting the result of semen test. Sperm quality mainly observes semen volume, sperm liquefaction, sperm vitality, concentration and malformation rate. Eating more protein, vitamins and other nutrients in your diet can improve the quality of sperm in men, and you should also pay attention to the intake of micronutrients and quit smoking and drinking.