Nippak and colleagues at the University of Toronto performed a research study using beagles.  They examined two groups of dogs.  Both groups entered into the research project and were examined three years later.  One group had increased physical exercise, increased environmental testing and foods with "antioxidants."  (Antioxidants are chemicals found in certain foods, such as blueberries and broccoli, that decrease the injury to the body caused by certain naturally occurring changes in...