Artificial light nowadays allows and enables us to work and be active 24 hours per day. However, such lifestyles and exposure to artificial light may disrupt our natural light-dark rythm and wake-sleep as well as meal rythms and other aspects of irregular lifestyle, and this may lead to higher risk for overweight and obesity. At least a paper from Dr. Wyse from the University of Aberdeen in BioEssays
argues that metabolic disfunction and obesity may result from "desynchronization of circadian and environmental rhythms".
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