Home > Cancer > Cancer, what is it? Get the Flash Player to see this player. Rate: (Click the stars to rate) Published on Mar 22, 2008 by JMendelsohn, Views: 12641 Dr. John Mendelsohn, the president of MD Anderson Cancer Center in Houston Texas presents the video on "What is Cancer". A helpful patient tool to see what haing cancer means. This is a great video! I know that MD Anderson is a leader in cancer treatment. I never really understood exactly what cancer is, you always hear about different types of cancer, but never exactly what cancer itself means. health2u 4.8 years ago