Eating that bowl of Cocoa Puffs at night may be much worse than having it in the morning. The body tends to turn more of that food into fat at night, while turning it into fuel during the day, new research suggests.
The study, published yesterday (Feb. 21) in the journal Current Biology, found that mice's ability to regulate their blood sugar varied throughout the day. In addition, disrupting their circadian clock, which signals sleep and wakefulness among other things to the body, caused them to put on more fat.
For the rest of the story: http://www.livescience.com/27361-circadian-rhythm-affects-food-metabolism.html