Female Brains Change in Sync with Hormones (image) Max-Planck-Gesellschaft Share Print E-Mail Caption In parallel to the rhythm of the level of estrogen across their menstrual cycle, the structures of the hippocampus of women vary (yellow). This brain area is crucial for memories, mood and emotions. Credit shutterstock Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.