The fertility of sperm at 96 hours is still relatively low. Generally, if sperm enter the uterine cavity, they can survive for a maximum of 3 to 4 days, and if there is intercourse during ovulation, there is a chance of pregnancy. If a couple is preparing for pregnancy, it is recommended to try to have intercourse during ovulation to increase the chances of conception. You can choose to predict your ovulation period and ovulation day by using ovulation test paper, which is usually started around the tenth day of the menstrual cycle.