The first day after the end of menstruation, coitus is generally not a big problem. Because of the end of the period, the vagina and the cervix is in the repair period, so it is easy to aggravate the imbalance of the vaginal flora at this time, triggering the inflammation of the cervix, it is best to wait until the end of the period of the 2-3 days of the same room is better. The best thing is to wait until the end of the period 2-3 days is better. When you have sex, you must do enough foreplay, so that the vagina has enough secretion to lubricate, to avoid rough action, to reduce the damage to the cervix and the vagina. Before and after each coitus, you must wash the vulva in time to prevent infection. After the end of menstruation, you should eat more food and fresh vegetables and fruits to replenish qi and blood, such as apples, Agaricus blazei, cinnamon balls, animal offal and so on.