In Exercise Ball: AB TRAINING--- how many times do you do it? [Archive

AB TRAINING--- how many times do you do it? [Archive] - Bodybuilding.com Forums Every other day, Everyday? 3x times per wk, once pr wk? Do you incorporate high reps as well as low reps(with heavy weights) too? What works best for you? The past 6 months or so I have started to do varied, but regular yoga workouts. These are done for my mind and back (have had previous injuries I now wish to avoid) ...Exercise Ball