Still indulging in partying into the late night hours? Before you do it too often and too many days in a row, you are advised to watch your expanding waistlines.
http://www.economist.com/node/17248910?story_id=17248910
Researcher have shown that mice with extended hours of lighting causes havoc to their eating habits and increase weight gain of 50% more than the control group.
Will we ever lose all the weight we want? Very unlikely considering that light is emitted throughout our living spaces in the forms of televisions, computers, and even night lights.