Description of how to properly flex those beautiful muscles of yours! I never knew how when I started out either! Look like a pro in those instagram posts ladies! I did not grow these muscles over night. And gaining muscle is a combination of working out, nutrition and POST-WORKOUT! Post-Workout is by far the biggest contributing factor to muscle gain! Why? Because post-workout is the ONLY setting where a supplement is better than food. Here's the post-workout stack I use: http://bit.ly/1NxNs8b Use that link for FREE SHIPPING too!