Working Hard! July 13, 2007 by Cathe Friedrich Cathe and Cedie work their triceps during the filming of 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 PostsThe Science of Negative Reps and How They Benefit Your FitnessJune 16, 2019Which Push-Up Variation is Toughest?November 9, 2014Pictures of the San Diego EB TourApril 2, 2010