Causes of Obesity and Weight Gain
March 16th, 2010
Comments Off
In the past, the first law of thermodynamics was often used to explain the control of body weight. Simply put, if energy intake (food) exceeds energy expenditures (exercise/activity), then weight gain occurs. Conversely, reducing intake and increasing expenditures was believed to be the key to weight loss. For years, doctors and researchers believed this simple [...]