Normal Menstrual Cycle: Phases, Hormones, and Reproductive Health
1. Introduction The normal menstrual cycle is a highly regulated, cyclical physiological process that occurs in the female reproductive system from the onset of puberty (menarche) until menopause. Its primary biological purpose is to prepare the body for potential pregnancy each month. This profound systemic event involves the meticulous synchronization of the brain, the ovaries, … Read more