GREG WELLS, PhD, is a physiologist, researcher and professor of high-performance sport at the University of Toronto. Wells trains and coaches Olympic and elite athletes around the world and is the sports science and sport medicine analyst for CTV’s Olympic broadcasts. The Gemini-winning Superbodies segments were seen by millions around the world during the Vancouver Olympic Games. New Superbodies segments are in production for the Summer Olympics in 2012. Greg regularly appears on CTV’s Canada AM and TSN’s Off the Record. Visit his website at www.drgregwells.com.