Fat-mobilizing substance in the urine of patients with diabetes and with pituitary diseases and the effect of insulin on its action

Obesity: some current views regarding its aetiology

Obesity results from an imbalance between calorie intake and calorie output. Although an excessive calorie intake is the most obvious and usual explanation for the development of obesity, a variety of factors influencing calorie expenditure may also be involved. Some of these factors may even be inborn.

Recent work on controls of energy utilization, and on the relation between obesity and changes in the size and number of adipocytes in the body, is reviewed.