Latest Trustworthy News from Dr. Mercola - delivered straight to your inbox!

The Sleeping Habit That Can Make You Hungrier, Plumper, and Forgetful


This is an older article that may not reflect Dr. Mercola’s current view on this topic. Use our search engine to find Dr. Mercola’s latest position on any health topic.

Experiments on mice have shown that throwing off their ancient circadian rhythms by artificially altering the length of their days has a substantial impact on their bodies and brains. This suggests that the modern, round-the-clock lifestyle, made possible by electric lighting, could disrupt metabolism and interfere with learning in ways that are only just beginning to be understood.

Researchers put mice through 10 weeks in 20-hour light-dark cycles, instead of their natural 24-hour circadian cycle. After six weeks, the mice got fatter, showed less mental flexibility and were more impulsive.


By continuing to browse our site you agree to our use of cookies, revised Privacy Policy and Terms of Service.