Behavior, Biology Make it Hard to Keep Pounds Off

Behavioral fatigue is a big problem, causing patients to grow weary of diet and exercise regimens that seem to yield little benefit after the first 6 months, the report says. Dieters also have to work against biology: reductions in resting and non-resting energy expenditure occur in response to caloric restriction and initial weight loss, according to the report, which was published in the January issue of Obesity. http://www.medpagetoday.com/Endocrinology/Obesity/49134