In order to get lean, the workouts ought to have a high intensity, with short rest periods, working the largest muscle groups of the body, instead of trying to isolate specific miniscule muscles like the biceps, triceps, or calves. Getting a flat stomach in a week is totally unrealilstic, but it is a great starting place to work from.
How to get a flat stomach in a week? 3 tips for Great Abs
