Dumbbell Lunges July 14, 2007 by Cathe Friedrich Cathe and Jai perform dumbbell lunges with one leg elevated on a high step platform Categories: 4-Day Split Series, Behind The Scenes, BlogTags: 4 day split, boot camp, cathe, exercise dvds, high step, Higher Intensity Step, kickbox, Lower Intensity Step Leave a Comment Related PostsDo Kids Who Exercise Do Better in Math?March 27, 2011A Decade with Cathe by AbigailJune 1, 2012Loss of Muscle Mass With Age: Is There a Cure?August 14, 2011