Alex Trebek is feeling great

Alex Trebek says he's feeling great.

He went on social media and posted the update.

The jeopardy host is battling stage four pancreatic cancer.

THOUGH.IT DOES FATIGUE ME A GREATDEAL.

MY NUMBERS ARE GOOD.ALEX TREBEK SAYS - HE'S FEELINGGREAT!HE WENT ON SOCIAL MEDIA ANDPOSTED THE UPDATE.THE JEOPARDY HOST IS BATTLINGSTAGE FOUR PANCREATIC CANCER.TREBEK ALSO SAYS HE'S RELEASINGA MEMOIR.IT'S CALLED "THE ANSWER IS...:REFLECTIONS ON MY LIFE." ITWILL BE RELEASED NEXT TUESDAY -THE DAY BEFORE HIS 80THBIRTHDAY.NV