Did you know that drinking too much soda or other carbonated beverages could interfere with calcium absorption - a problem that could eventually lead to osteoporosis? Or that slouching at a desk all day or tapping away at a computer keyboard can lead to painful strains in your wrists, shoulders, elbows

As millions of kids get ready to go back to school, many will pull out old backpacks or purchase new ones. While the books, homework assignments, lunches, and other school gear those bags carry may be important for success in school, some experts point to backpack use as the leading