Make your movements fast and powerful and ensure that your hips remain as resveratone as possible; the twisting motion should come from the waist for maximum stomach toning potential. A big factor in the accumulation and loss of abdominal fat is "feeding" your adrenal glands correctly. As an added waist slimming bonus, when you begin to add muscle mass to your body because of the weight training, your body begins to instantly burn more calories while your resting, which will allow you to lose abdominal fat quicker than you otherwise would.