When you are looking for sizes decrease rapidly, then an aerobic or cardiovascular routine is essential. It must start with a minimum activity of 40 minutes jogging, running, jumping rope or dancing, so this way you can sweat quickly, and to start to remove fluids and then the fat, since it speeds up the metabolism.
Strict diet: In these cases, you must be very careful what you eat and eat, especially soft drinks, saturated fat and carbohydrates.
It is best to have a mix of fruits, vegetables and water, and gradually decreased faster sizes. This does not mean you stop eating just those foods should be replaced with something healthy, until one is satisfied.