As most school children resume their studies for the year, it's a good time to look at an old favourite topic of discussion - those heavy backpacks!!! It is assumed that the heavier the backpack (and the more the child struggles, groans, complains and rolls their eyes when asked to carry it) the more likely they are to experience back pain, right? Well, yes......and no. Adolescent back pain has been well-researched, and like all good physios, we try to keep up to date with w