An atlas of endometrial cells helps reveal its complexityConnect Images / Alamy
We now have the most detailed map ever made of the endometrium, or the inner lining of the uterus. This will significantly improve our understanding of reproductive health and common conditions such as endometriosis.

The endometrium is one of the most dynamic organs in the body. Each menstrual cycle, it thickens in preparation for pregnancy and, if a pregnancy doesn’t occur, sheds its top layer during menstruation.
Despite the endometrium’s…