Science Explains the Teenage Night Owl Syndrome...
Why are many teenagers night owls? New findings by... ...the blue wavelengths, to synchronize their inner, circadian rhythms with nature's cycles of day and night.If... ...hat blocked blue light and discovering that their circadian rhythms were significantly affected.Link
http://www.neatorama.com/2010/02/18/science-explains-the-teenage-night-owl-syndrome/
