There are many healthy habits that can help you lose weight, like eating more vegetables, getting adequate protein, keeping a food journal and moving your body more. On the flip side, there are some habits that can keep you from seeing the scale move—eating mindlessly, turning to food when you're stressed and drinking your calories to name a few. The one habit in this video is deeply ingrained for those who are lifelong dieters, and while most people think it is helping, eating too little actually could be the reason you aren't seeing lasting results.