Are You Working July 14, 2007 by Cathe Friedrich Cathe and Lorraine in 4Day Split Kickbox. Categories: 4-Day Split Series, Behind The Scenes, BlogTags: 4 day split, boot ca chmp, cathe, exercise dvd, Higher Intensity Step, kickbox, Lower Intensity Step Leave a Comment Related PostsWant to Excel in Sports? Choose Your BirthdayNovember 27, 2011Cathe’s April 2023 Workout RotationMarch 31, 20232 Factors That Determine the Quality of a ProteinFebruary 21, 2016