There is no doubt Alex Trebek is a brave man, the 78-year-old promised his fans that he will "fight this" and "keep working". We are extremely happy Trebek is showing a positive attitude towards everything and that he is working hard to keep healthy and energetic. We love you Alex! Stay strong. Watch the video here.

The host of 'Jeopardy' wants to fight the disease!

Alex Trebek Reveals He Has Stage 4 Pancreatic Cancer