Group Shot of Concentration Curls July 13, 2007 by Cathe Friedrich A group shot of concentration curls in Boot camp. Categories: 4-Day Split Series, Behind The Scenes, BlogTags: 4 day split, boot camp, cathe, fitness dvds, Higher Intensity Step, kickbox, Lower Intensity Step Leave a Comment Related PostsCathe Filming Update 7-8-13July 10, 2013The Benefits of Functional Strength Training in Our New Low Impact VideosOctober 30, 2011What Are the Best Exercises for Weak, Underdeveloped Calf Muscles?November 26, 2017
