Sperm are usually ejaculated into the vagina and can survive in the vaginal environment and the mucus secreted by the vagina and cervix for one to two days, and in some cases up to 72 hours. If the sperm can survive in the male body for half a month to a month, it is usually best to have intercourse around the time of ovulation. Choose to have intercourse every other day to facilitate conception. If you don’t want to get pregnant for the time being, women with regular periods can avoid having intercourse during ovulation, and it’s best to take suitable contraceptive measures when having sex during ovulation.