Abstinence for more than a month, it is not recommended to check the sperm quality at this time. Because abstinence for more than a month, sperm quality may be affected by it, the number of sperm will increase significantly, sperm viability will decline, so at this time choose to go to the hospital to check the quality of sperm, the results are not very accurate, can not accurately analyze the cause of the disease, to understand the severity of the disease. If you need to check the sperm quality, generally require abstinence for 3~7 days, too short or too long abstinence, will directly affect the sperm quality test results. At present, the sperm quality test mainly includes checking the number of sperm, deformity rate, but also to test the density of sperm and sperm viability, according to the test results to determine whether the sperm quality is abnormal, such as suggesting that the sperm quality is low, the sperm viability is not enough, or sperm deformity rate is relatively high, which will affect the fertility, and should be targeted in time to deal with.