This document discusses key aspects of menstrual health and hygiene. It describes the female reproductive system and explains the three key stages of the menstrual cycle: ovulation, thickening of the womb lining, and menstrual bleeding. Common physical and mental health issues during menstruation are outlined, including cramps, bloating, mood swings, and premenstrual syndrome. A variety of sanitary products for managing menstrual flow are mentioned. The document concludes by noting signs that warrant a medical consultation, such as severe pain limiting activity or excessive/prolonged bleeding.