
A Window into the Night: How Meal Timing Extends Healthy Life
At night, when a mouse in its cage runs on the wheel, an automated feeder opens and dispenses a portion of food. That is how an experiment began in which 528 mice lived their entire lives under the watch of sensors and scales. The scientists were testing a simple idea: if food enters the body only during waking hours, the internal clocks run more precisely and the body ages more slowly.