Reproductive health/Menstrual Cycle
Menstrual Cycle refers to changes that occur in human females and some other mammals periodically. The period of this cycle is about 28 days in human females. It involves a complex series of hormonal changes followed by bleeding and discharge per vagina. Day one of menstrual cycle ( abbreviated as MC ) is first day of bleeding. Menstrual cycle is also known as period, menstrual bleeding and menses.