Having an ovulation 2 days before the sperm test may affect the accuracy of the sperm test results. It is necessary to abstain from sexual intercourse for a period of time before the sperm test to ensure the quality and quantity of sperm. Generally speaking, the period of abstinence should not be too long or too short. If the period is too long, there may be aging of sperms, which may affect the motility of sperms; if the period is too short, there may be a decrease in the number of sperms or the presence of immature sperms, which may affect the quality and quantity of sperms. It can be seen that 2 days before the sperm test had an ovulation, the time of abstinence belongs to the short, at this time the sperm test may affect the quantity and quality of sperm, which may affect the accuracy of the sperm test results. In addition to abstinence before the sperm test, one should avoid spicy and stimulating foods; quit smoking and drinking; pay attention to rest, avoiding exertion and staying up late. If patients need to test sperm, it is recommended to go to a regular hospital, under the guidance of the doctor for standardized operation, so as not to affect the accuracy of the test results.