PAUL: Well, this week's "Staying Well" features a new device that you wear on your shirt to keep you aware of your back posture. And they say this will improve your health. Take a look.</s>RACHEL CRANE, CNN CORRESPONDENT (voice-over): It's a small device that promises big gains for your back health. (</s>On camera): There we go. Can you describe to me how this whole system works?</s>MONISHA PERKASH, CEO, LUMO BODYTECH: So Lumo Lift attaches to your shirt magnetically and when you slouch it will vibrate to remind you to straighten up. Also it connects to an app on your smartphone and on that app it will track your posture habits that helps you to be aware of your posture, so that you can self correct and develop the muscle memory to hold yourself in a good form. Posture is so important to your general health. It's correlated with back pain as well as good breathing, good digestion. It affects your energy level. It's affects your confidence. Back pain is the second most frequent reason why people go to the doctor. It's outnumbered only by the common cold.</s>CRANE (voice-over): While posture devices like this may be helpful, physical therapists Karena Wu has concerns.</s>KARENA WU, CLINICAL DIRECTOR, ACTIVECARE PHYSICAL THERAPY: You have to remember to charge it, put it on and actually use it and then you have to remember to attend to it because of how easily one can ignore sensory stimuli once you get used to it it's more about making a conscious effort to say, oh, you know what, let me sit up for good upright posture because I know my health will be --
New Device for Good Posture