Ethnic Influences on Stress, Energy Balance and Obesity in Adolescents

Inclusion Criteria: * African-American, Hispanic, Non-Hispanic White females from 13-17 years old and Tanner Stage ≥III. * BMI values will be balanced (1/3rd normal, 1/3rd overweight and 1/3rd obese range percentile BMI values) using Center for Disease Control criteria Exclusion Criteria: * Participants with a BMI below the normal range, trying to lose weight, on medications that affect appetite or hypothalamic-pituitary-adrenal axis, or with a history of bariatric surgery, will be excluded. * Restrained or binge eaters, individuals who score below 50 on a 100 mm Visual Analog Scale for foods provided in the study, or those allergic to these foods will be excluded. * Participants with major psychiatric disorders (e.g., anxiety, eating, mood, substance use disorders) or medical problems (e.g., endocrine disorders or unstable cardiac, pulmonary or renal conditions) will be excluded. * Pregnant females, or those suspected of being pregnant, will be excluded.