Karolinska Institutet Jun 11 2025 A new study from Karolinska Institutet involving over a million women links difficult childhood experiences to the risk of being diagnosed with endometriosis later in life. The study shows a link between childhood exposure to violence and a twofold increase in the risk of developing this gynecological disease. Endometriosis is a condition in which tissue similar to the lining of the uterus grows outside the uterus. These cells attach to the abdominal lining,