It takes more than orthopedic specialists and personal trainers to keep professional athletes ready to play their best. Today's team physicians are noted researchers and leading specialists who perform alongside Super Bowl champions. Dr. Joseph Maroon, neurosurgeon at the University of Pittsburgh School of Medicine and the neurosurgeon for the Pittsburgh Steelers, tells host Bruce Japsen about what he's learned from 20 years of caring for professional athletes and in the course of his own research along the way.