4. Work on your posture
If you want to look slimmer, you should also watch the way you stand or walk. Keep your back straight at all times. Do not relax your abdominal muscles and your belly will also look toned up and slim. Slumping is a bad habit that is harmful to your health and beauty. Besides, those who tend to slump look shorter and out of shape. In order to improve your posture we suggest you should practice planking. It will strenghthen the muscles that are responsible for your posture.