'Jeopardy!' host Alex Trebek shares 1-year cancer update

"Jeopardy!" host Alex Trebek on Wednesday shared an update on his health on his one-year anniversary of being diagnosed with stage 4 pancreatic cancer.

Trebek said it's been a tough journey with a lot of tough days "that made me wonder if it was really worth fighting on."

'Jeopardy!' host Alex Trebek gets emotional over contestant's message of support

However, Trebek said he quickly brushed aside those thoughts and hopes others going through similar situations who may be looking to him as an inspiration will keep fighting, too.

"If we take it just one day at a time, with a positive attitude, anything is possible," Trebek said.

You can listen to his full message below.