Obesity results from an imbalance between caloric consumption and caloric expenditure over a prolonged period. Weight gain occurs when there is a greater consumption of calories than expenditure. The expenditure of calories is complex and results from likely combinations of metabolic, genetic, and individual factors. Genetics and environment may predispose to weight gain, but it is only the consumption of calories in excess of utilization that can cause weight gain. (more…)

The accurate diagnosis of endocrine dysfunction in the elderly requires a high index of suspicion. Signs and symptoms of hormone deficiency or excess may be absent. When such signs and symptoms are present, coexisting malnutrition or chronic disease may often make their interpretation difficult. (more…)