An exploration on the science and cultural history of menstruation that challenges many of the myths and false assumptions that have defined the study of the uterus. Covers issues such as bodily autonomy, menstrual hygiene, the COVID-19 vaccine, and the ways racism, sexism, and medical betrayal warp public perceptions of menstruation.

The New York Times best-selling author of The Vagina Bible offers empowering, period-positive, no-nonsense facts about the science, medicine and myths surrounding menstruation.

"Explores the subject of menstruation, from toxic historic and religious roots to how young activists are challenging the silence and shame that can erode self-esteem and even threaten lives ..."--Page 4 of cover.