Infertility with normal sperm is a very common condition. Whether or not intercourse is performed during ovulation. If intercourse is not performed during ovulation, pregnancy is not possible in this case. Whether the woman’s ovulation is normal. If the woman’s ovulation is not normal, pregnancy is also unlikely. Whether there are anti-sperm antibodies, if there are anti-sperm antibodies, the possibility of pregnancy in this case will also be very low. For a man and a woman who have been married for more than 1 year and have had regular intercourse and are not pregnant, it is not necessarily the man’s problem, but may also be the woman’s problem. It is necessary for both men and women, to go to the hospital at the same time, so that we can find out, what is the cause. It is recommended to always have effective sexual intercourse under the guidance of a doctor, especially around the time of ovulation, so that the probability of pregnancy will be higher.