About a third of people snack every night after dinner, and among 18-24 year-olds four in five cannot resist, research suggests. Experts say appetite naturally peaks in the evening as the hunger hormone ghrelin rises, while the brain's reward system intensifies cravings for sugary and fatty foods. Dietitian Dr Kristine Beaulieu warns that eating close to bedtime raises the odds of weight gain.
Biology, not willpower, drives late-night snacking
Source: BBC