Women’s physiological needs are at their peak two weeks before or one week after menstruation every month. For each woman, estrogen secretion level is different, is different from person to person, everyone has a peak and trough, in the two weeks before menstruation is the estrogen level secretion of the most exuberant time, at this time if you have sex, can make both sides to get greater satisfaction, improve the quality of sex life. In addition, a week after the female menstruation is also ovulation, estrogen secretion level is also more vigorous, at this time if you have sex, not only can improve the quality of life of couples, but also help to conceive, because if you want to have a child at this time you can seize the opportunity.