Wake-Up Call: Your Alarm Clock Could Be Making You Fat, University of Munich Study

Published: May 11, 2012

Do you wake up to the sound of an alarm each weekday? That may be a sign that your body clock doesn't agree with your daily schedule, a situation that over time may open the door to weight gain and other health problems.

Researchers in Europe have coined the term "social jet lag" to describe the all-too common practice of following a different sleep schedule on weekdays versus the weekend. Our circadian rhythms are out of sync with our hectic work schedules, the theory goes, so each weekend we're effectively flying back and forth between time zones without ever leaving the ground.

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