女性“四期”是指月经期、妊娠期、产褥期及哺乳期而言。由于在此四期内女性的生理及心理上均会发生较大变化,尤其是性器官及性心理都可变得十分脆弱而容易被损伤,因此,对性生活有相应的规定。月经期以妇女的月经来潮为特征。月经虽是一种生理现象,但由 Women “Four Periods ” refers to the menstrual period, pregnancy, puerperium and lactation terms. Due to the great changes in the physical and psychological characteristics of women in these four phases, sexual organs and psychology in particular can become very vulnerable and easily damaged. Therefore, there are corresponding provisions on sexual life. Menstrual period is characterized by menstrual cramps. Although menstruation is a physiological phenomenon, but by