Change Your Life by Changing Your Posture! Sit straighter, stand taller and look better with Lumo Lift, an all-in-one appearance booster and fitness tracker. Lumo Lift is a wearable posture coach that helps you sit straighter, stand taller, and look better by buzzing when you slouch. Look Better, Feel Better, Be Better! Better posture helps you look better and feel more confident, reduce back and neck pain, and improve your mood & reduce stress.