Alex Trebek, host of Jeopardy, says he intends to fight his pancreatic cancer. A keto diet may help. (Photo: ScreenCap)
Alex Trebek, host of Jeopardy, says he intends to fight his pancreatic cancer. A keto diet may help. (Photo: ScreenCap)
Alex Trebek returned to popular game show 'Jeopardy' Monday night. (Photo: ScreenCap)