11 Things You Didn't Know About the Moon

A full moon might keep you awake

In a small study from the University of Basel in Switzerland, subjects monitored closest to a full moon experienced less deep sleep, produced less melatonin, and took five minutes longer to fall asleep that those monitored during other times of the month. Sleep researcher Marie Dumont, who wasn't involved in the study, suggests that the full moon could indirectly affect the internal body clock by increasing volunteers' exposure to light in the evening.