When you don’t have a nun with a yard stick to smack you on the wrist this new Lum BodyTech device will ensure you keep your posture.

Lumo BodyTech, that straps around your lower waist to track your posture and vibrates whenever you slouch. It also tracks steps while walking and running, standing time, sitting time, sleep positions and sleep time.” –WSJ

Basically this device is the annoying nagging girlfriend you never wanted. Only instead of sleeping together you pay $150 to have it shock you in the back every time you do something it doesn't like.