中国男人为何为女人提包

The Australian reports that experts say youngsters are putting themselves at risk of neck and back pain because of their excessive use of technology. The British Chiropractic Association (BCA) said slumping over laptops and tablets could be contributing to a rise in neck and back problems among teens. The association said people working on computers and laptops have a tendency to sit in a "hunched" position, putting strain on their backs. It has set out a number of tips for parents, including encouraging their children to be more active and only to sit for short periods, and teaching them how to sit properly.