A University of Calgary grad student says a “goose-neck” shovel is the best way to deal with snow. "Bending isn't what's causing lower back pain. It's not that you bend less, there has to be a load that is causing the pain. We went one step further to show that because of that lower flexion, there is that reduced load as well.” American studies have shown roughly 12,000 people are treated in emergency rooms each year for snow-shovelling injuries, and the most common injury is to the lower-back. "It was a very relevant topic to Canadians, so I thought it...