Scientific References 1) Effect of calorie restriction on the free-living physical activity levels of nonobese humans: results of three randomized trials 2) Adaptive thermogenesis with weight loss in humans 3) Low energy intake plus low energy expenditure (low energy flux), not energy surfeit, predicts future body fat gain 4) Metabolic adaptation to weight loss: implications for the athlete 5) Obesity, Chronic Stress, and Stress Reduction 6) The association between sleep health and weight change during a 12-month behavioral weight loss intervention 7) Association of Dietary Energy Intake With Constipation Among Men and Women: Results From the National Health and Nutrition Examination Survey