Pilot Data Collection for Activity, Adiposity, and Appetite in Adolescents

"Orientation (Consent, Screening Questionnaires) Clinic Measurements Body composition, via dual energy X-ray absorptiometry (DXA) Resting metabolic rate (RMR), via indirect calorimetry; Metabolic responses to a meal, via thermic effect of feeding (TEF) Subjective aspects of eating behavior using the Three Factor Eating Questionnaire (TFEQ) and Control of Eating Questionnaire (CEQ) Appetite, via visual analogue scales (VAS) pre- and post a prepared fixed meal and hormones related to satiety and hunger (insulin, leptin, ghrelin, peptide YY, glucagon-like peptide-1) obtained during blood samples (BLOOD) from an indwelling catheter.~Home assessments - Data collected at home during a 14 day window Fitness Test (VO2submax and VO2max) and DXA functional magnetic resonance imaging (fMRI)"