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http://www.huffingtonpost.com/2015/02/02/how-much-sleep-durations-changes_n_6581628.html
"Sleep duration was basically one of the most visited pages on the NSF website, and it wasn't really clear how those recommendations for the ranges had been arrived at," Max Hirshkowitz, Ph.D., chair of the National Sleep Foundation Scientific Advisory Council, told The Huffington Post.
Click on the link for sleep duration recommendations for all age groups http://www.huffingtonpost.com/2015/02/02/how-much-sleep-durations-changes_n_6581628.html
"Sleep duration was basically one of the most visited pages on the NSF website, and it wasn't really clear how those recommendations for the ranges had been arrived at," Max Hirshkowitz, Ph.D., chair of the National Sleep Foundation Scientific Advisory Council, told The Huffington Post.
Click on the link for sleep duration recommendations for all age groups http://www.huffingtonpost.com/2015/02/02/how-much-sleep-durations-changes_n_6581628.html
