weight loss

A new study finds that too little sleep boosts a signal in the body that may drive a stronger desire to eat. It's the latest evidence linking sleep deprivation to overeating and increased body weight.

We have different clocks in virtually every organ of our bodies. But living against the clock — eating late at night or working overnight — may set the stage for weight gain and chronic disease.

A little-known part of the Affordable Care Act pays primary care doctors to help overweight seniors lose weight. So why aren't more seniors taking advantage of the free weight loss counseling?

Bariatric surgery works for severely obese patients because it shrinks the size of the stomach. But years later, the stomach starts to expand and some patients regain the weight they lost.