Every day, around 800 million girls and women have their period, and yet so many people are still judgmental about menstruation. This is a short animated Edu-clip about menstruation and menstrual problems. What is PMS (pre-menstrual syndrome) and what are the symptoms of endometriosis? Why are some people ashamed of having their period? Can menstruation affect your well-being? We learn what we should do if our menstrual problems are severe, look at some cultural attitudes towards menstruation and understand that menstruation is a sign that the body is working and healthy.