Poor sleep may hinder attempts to maintain weight loss, study finds

Model image. In the study, 195 obese adults followed a very low-calorie diet (800 kcal/day) for eight weeks. Afterwards their sleep was monitored for a year. Photograph: Dominic Lipinski/PA

Poor sleep may undermine attempts to maintain weight loss, research has suggested.

Millions of people who are overweight or obese manage to lose weight every year. But many often then face a struggle to keep the pounds creeping back.