Abstract Text: DESCRIPTION (provided by applicant: Sexual Orientation and Obesity: Test of a Gendered Biopsychosocial Model Obesity is one of the most critical public health issues affecting the U.S. today. Racial and socioeconomic disparities in the determinants, distribution, and consequences of obesity are receiving increasing attention; however, one area that is only beginning to be recognized is the striking interplay of gender and sexual orientation in obesity disparities. It is now well-established that women of minority sexual orientation are disproportionately affected by the obesity epidemic, with nearly three-quarters of adult lesbians overweight or obese, compared to half of heterosexual women....