Have you ever thought about your posture while you were using a cell phone or a computer? Researchers found that most people, or at least most Americans, don't. But it's something everyone should think about. More from VOA's Carol Pearson.
Have you ever thought about your posture while you were using a cell phone or a computer? Researchers found that most people, or at least most Americans, don't. But it's something everyone should think about. More from VOA's Carol Pearson.