1984 Olympic gold-medalist Peter Vidmar, who is also chairman of the Board of USA Gymnastics, is one of several Olympians who are featured in a piece on the April 29 show of the “Rachel Ray Show.” The segment is part of the Human Lab series and focuses on back pain remedies. In addition to Vidmar, the show includes diver Laura Wilkinson and ice dancers Tanith Belbin and Ben Agosto.