Looking into the distance to combat short-sightedness
University of Melbourne Eye Researcher, Professor Paul Baird says half the world's population is predicted to be short-sighted by 2050. Myopia or short-sightedness is particularly a growing problem among young people.He's appealing to parents to encourage their children to play outside, not only for overall health and fitness, but to preserve their sight. He talks to Kathryn about how spending time outdoors impacts on vision.