Ptacek, Greg

Karlis Ullis, M.D., is a sports medicine and rehabilitation physician at UCLA and has served as a physician at five Olympic games. His antiaging program has been featured on the "Today" show, "Hard Copy, Dateline NBC, " and "Sally Jessy Raphaeeuml;l." He serves as the medical director of the Sports Medicine and Anti-Aging Medical Group in Santa Monica, California (www.agingprevent.com). Dr. Ullis is also the author of "Super "T" The Complete Guide to Creating an Effective, Safe, and Natural Testosterone Enhancement Program for Men and Women."