Double Arm Overhead Extension April 14, 2008 by Cathe Friedrich Deazie doing Double Arm Overhead Extensions during STS Meso #2 Chest, Shoulders and Triceps. Categories: Behind The Scenes, Blog, STS, STS Mesocycle #2Tags: cathe, Double Arm Overhead Extensions, exercise dvd, exercise dvds, fitness dvd, fitness dvds, hypertrophy, mesocycle 2, STS, workout dvd, workout dvds Leave a Comment Related PostsWhy It’s Important to Get Enough Protein When You’re Trying to Lose WeightAugust 11, 20132 Types of Exercise That Lower Blood PressureOctober 21, 2018Strength Gains: 5 Reasons You’re Not Getting StrongerJuly 10, 2016