Superb book that targets and responds well to the work of waiting abdominaux.Les excercises on fitness ball are very effective, you really feel the effect by 12 points répétitions.Les essenciels slow repetition keep the contracture two seconds, which avoids too longues.Mais series the most important point is that if you have a can of fat on the stomach, you will have first make endurance (running, cycling, etc.) at least 3 times week 30 min preferably agin morning to remove as much fat as possible.
