One sleepless night weakens resolve in the face of doughnuts
Sleep loss changes brain activity, food preferences
By Laura Sanders, 15:56 PM August 9, 2013
An all-nighter tweaks the brain, weakening people’s willpower and making them more likely to succumb to double bacon cheeseburgers, a new study suggests. The results help explain the link researchers have noted between sleep loss and obesity.
After staying awake through the night in a sleep lab, 23 people looked at pictures of food while undergoing brain scans. When calorie-laden foods such as doughnuts and potato chips appeared, brain activity changed in two ways: People showed a diminished r...
Source URL: https://www.sciencenews.org/article/one-sleepless-night-weakens-resolve-face-doughnuts