I first learned how important it is to reduce blue light at night for better sleep from Marks Daily Apple. Mark Sisson is the author of several of favorite books on Primal lifestyle and Paleo recipes, like the classic The Primal Blueprint. His post talked about the effect on melatonin (our sleep hormone) from blue light emanating from computers and TV's, as well as digital clocks with blue numbers. If you are working on the computer or ... Keep Reading >