Alex Trebek, the longtime host of TV game show “Jeopardy!,” returned to the air Monday night (Sept. 9) following his treatment for stage four pancreatic cancer. The 79-year-old TV host was diagnosed in March and announced he would undergo treatment to fight the disease. In May, he announced he was nearing remission and recently completed chemotherapy, clearing the way to host the first episode of the 36th season of the US game show. For the rest of this story: “Alex Trebek Subdues Pancreatic Cancer; New Treatments May Have Helped,” click here to go to Celebrity Health & Fitness.