These days, with the abundance of artificial light, TV, tablets and smartphones, adults and children alike are burning the midnight oil. What they are not burning is calories: with later bedtimes comes the tendency to eat.
Mice whose diets were restricted within a time frame developed less body fat. Large fat droplets (white, left panel) accumulated in brown adipose tissue of mice freely fed a high-fat diet compared with the less fat-filled tissue of mice fed the same diet in a nine-hour time window (right).
Credit: Salk Institute for Biological Studies
The work was supported by the National Institutes of Health, the Glenn Center for Aging, the American Diabetes Association, the Leona M. and Harry B. Helmsley Charitable Trust, the Philippe Foundation Inc. and an AASLD Liver Scholar Award.