Buffalo: With three decades of data from more than 475,000 participants, a new study on narcissism from the University at Buffalo School of Management reveals that men, on average, are more narcissistic than women.

Washington: Transgender and non-transgender lesbian, gay and bisexual students are at greater risk for eating disorders, finds a new study from the Brown School at Washington University in St. Louis and Washington University School of Medicine in St. Louis.

Columbus: When highly educated, dual-career couples have their first child, both spouses think the baby increases their workloads by equal amounts – but a new study suggests that’s not true.

Washington: Researchers are a step closer to understanding the risk factors associated with endometriosis thanks to a new University of Adelaide study.

Washington: Having a high sense of purpose in life may lower your risk of heart disease and stroke, according to a new study led by researchers at Mount Sinai St. Luke’s and Mount Sinai Roosevelt and presented on at American Heart Association’s EPI/Lifestyle 2015 Scientific Sessions in Baltimore.

Birmingham: Technology has changed the way people interact, but there is one rule it cannot change: First impressions matter.