Magazine Muscle & Performance: December 2017 Learn five ways to destress, get ripped while you sleep, and so much more! August 10, 2018 Muscle & Performance Share this Facebook Icon Twitter Icon Email Icon Join Muscle and Performance Create a personalized feed and bookmark your favorites. Join for free Already have an account? Sign In Join Muscle and Performance Create a personalized feed and bookmark your favorites. Join for free Already have an account? Sign In Download the latest issue, here.