Guest guest Posted January 14, 2010 Report Share Posted January 14, 2010 Research shows that the immune system needs 9 1/2 hours of sleep in totaldarkness to recharge completely -- the authors of the book Lights Out explain. When was the last time you had this much sleep?http://cancerfightingstrategies.com/causes.html Quote Link to comment Share on other sites More sharing options...
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