Celebrities send Alex Trebek well wishes & messages of support following cancer diagnosis

Alex Trebek is a fighter, and his friends, family and fans support him in every way.  

On Wednesday, the beloved Jeopardy! host announced that he was diagnosed with stage 4 pancreatic cancer.

"Normally the prognosis for this is not very encouraging, but I'm going to fight this, and I'm going to keep working," Trebek, 78, expressed in his video message. "And with the love and support from my family and friends, and with the help of your prayers also, I plan to beat the low survival rates statistics for this disease."

Following the sad news, celebrities took to social media to send Trebek well wishes and words of encouragement.

32 PHOTOS
Alex Trebek through the years
See Gallery
Alex Trebek through the years

TO TELL THE TRUTH

Pictured: Host Alex Trebek

(Photo by Joey Del Valle/NBC/NBCU Photo Bank via Getty Images)

HIGH ROLLERS

Pictured: Host Alex Trebek

(Photo by NBC/NBCU Photo Bank via Getty Images)

CLASSIC CONCENTRATION -- Season 2

Pictured: Co-host Marjorie Goodson, host Alex Trebek

(Photo by Gary Null/NBC/NBCU Photo Bank via Getty Images)

HIGH ROLLERS

Pictured: Host Alex Trebek, dice girl Ruta Lee

(Photo by NBC/NBCU Photo Bank via Getty Images)

CLASSIC CONCENTRATION -- Season 2

Pictured: Co-host Marjorie Goodson, host Alex Trebek

(Photo by Gary Null/NBC/NBCU Photo Bank via Getty Images)

CHEERS -- 'What is... Cliff Clavin?' Episode 14

Pictured: John Ratzenberger as Cliff Clavin, Alex Trebek as Himself

(Kim Gottlieb-Walker/NBCU Photo Bank)

HIGH ROLLERS

Pictured: Host Alex Trebek

(Photo by Ron Tom/NBC/NBCU Photo Bank via Getty Images)

UNITED STATES - NOVEMBER 01: Zsa Zsa Gabor and Alex Trebek (Photo by The LIFE Picture Collection/Getty Images)
Game Show Host Alex Trebek and actress Beverly Sassoon attending 'Scott Newman Benefit Dinner' on November 8, 1985 at the Century Plaza Hotel in Century City, California. (Photo by Ron Galella, Ltd./WireImage)
Alex Trebek, circa 1984. (Photo by Michael Ochs Archive/Getty Images)
CLASSIC CONCENTRATION -- Season 2 -- Pictured: Host Alex Trebek (Photo by NBC/NBCU Photo Bank via Getty Images)
Alex Trebek attends Third Annual Franciscan Games on September 30, 1989 at Forest Hills Stadium in New York City. (Photo by Ron Galella, Ltd./WireImage)

CHEERS -- 'What is... Cliff Clavin?' Episode 14

 Air Date 01/18/1990

Pictured: Alex Trebek as Himself, John Ratzenberger as Cliff Clavin

(Kim Gottlieb-Walker/NBCU Photo Bank)

Canadian American television star Alex Trebek has been the host of the syndicated game show Jeopardy! since 1984.

(Photo by ASTRID RIECKEN For The Washington Post via Getty Images)

Host of 'Jeopardy!' Alex Trebek attends a press conference to discuss the upcoming Man V. Machine 'Jeopardy!' competition at the IBM T.J. Watson Research Center on January 13, 2011 in Yorktown Heights, New York.

(Photo by Ben Hider/Getty Images)

Alex Trebek hosts the 2012 National Geographic Bee Championship Round at the National Geographic Society on May 24, 2012 in Washington, DC.

(Photo by Kris Connor/Getty Images)

"BIG FAN" 

 Three football buffs step up to challenge Green Bay Packers' Aaron Rodgers, and special guest Alex Trebek stops by to give host Andy Richter a few pointers.

(Nicole Wilder/ABC via Getty Images) 

Alex Trebek speaks during a rehearsal before a taping of Jeopardy! Power Players Week at DAR Constitution Hall on April 21, 2012 in Washington, DC.

(Photo by Kris Connor/Getty Images)

Alex Trebek attends the ''SNL 40th Anniversary Special' at Rockfeller Plaza in New York City. 

(Photo by Lars Niki/Corbis via Getty Images)

TV game show host Alex Trebek is interviewed at the 'Jeopardy!' Hall of Fame Sony Pictures Studios tour ribbon cutting ceremony at Sony Pictures Studios on September 20, 2011 in Culver City, California.

(Photo by Beck Starr/WireImage)

WASHINGTON, DC - OCTOBER 20: 'Jeopardy!' host Alex Trebek attends the 2016 USO Gala on October 20, 2016 at DAR Constitution Hall in Washington, DC. (Photo by Paul Morigi/Getty Images)
TO TELL THE TRUTH - Ashley Graham, Jenna Elfman, Donald Faison and Alex Trebek make up the celebrity panel on 'To Tell the Truth,' Episode 310, airing SUNDAY, JULY 1 (10:00-11:00 p.m. EDT), on The ABC Television Network. (Lisa Rose/ABC via Getty Images) ALEX TREBEK
LOS ANGELES, CA - JUNE 30: TV personality Alex Trebek attends the 150th anniversary of Canada's Confederation at the Official Residence of Canada on June 30, 2017 in Los Angeles, California. (Photo by Emma McIntyre/Getty Images)
LAS VEGAS, NV - APRIL 09: 'Jeopardy!' host Alex Trebek speaks as he is inducted into the National Association of Broadcasters Broadcasting Hall of Fame during the NAB Achievement in Broadcasting Dinner at the Encore Las Vegas on April 9, 2018 in Las Vegas, Nevada. NAB Show, the trade show of the National Association of Broadcasters and the world's largest electronic media show, runs through April 12 and features more than 1,700 exhibitors and 102,000 attendees. (Photo by Ethan Miller/Getty Images)
NEW YORK, NEW YORK - FEBRUARY 19: Alex Trebek attends 'Who is Alex Trebek? Celebrating 35 seasons of Jeopardy!' at 92nd Street Y on February 19, 2019 in New York City. (Photo by Santiago Felipe/Getty Images)
LAS VEGAS, NEVADA - JUNE 19: "Jeopardy!" host Alex Trebek presents the Hart Memorial Trophy during the 2019 NHL Awards at the Mandalay Bay Events Center on June 19, 2019 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)
PASADENA, CALIFORNIA - MAY 05: Alex Trebek, winner of the Outstanding Game Show Host award, poses at the 46th Annual Daytime Emmy Awards - Press Room at Pasadena Civic Center on May 05, 2019 in Pasadena, California. (Photo by David Crotty/Patrick McMullan via Getty Images)
PASADENA, CALIFORNIA - MAY 05: Alex Trebek accepts the Daytime Emmy Award for Outstanding Game Show Host onstageduring the 46th annual Daytime Emmy Awards at Pasadena Civic Center on May 05, 2019 in Pasadena, California. (Photo by Alberto E. Rodriguez/Getty Images)
GOOD MORNING AMERICA - Alex Trebek discusses his cancer diagnosis with Robin Roberts on "Good Morning America," Wednesday, May 1, airing on the Walt Disney Television Network. (Photo by Paula Lobo/Walt Disney Television via Getty Images) ALEX TREBEK
HOLLYWOOD, CALIFORNIA - APRIL 13: Special Guest Alex Trebek attends the screening of 'Wuthering Heights' at the 2019 TCM 10th Annual Classic Film Festival on April 13, 2019 in Hollywood, California. (Photo by Presley Ann/Getty Images for TCM)
NEW YORK, NEW YORK - FEBRUARY 19: Alex Trebek attends 'Who is Alex Trebek? Celebrating 35 seasons of Jeopardy!' at 92nd Street Y on February 19, 2019 in New York City. (Photo by Santiago Felipe/Getty Images)
HIDE CAPTION
SHOW CAPTION
of
SEE ALL
BACK TO SLIDE

"Sending all my love, thoughts and prayers to Alex Trebek, Ken Jeong tweeted. "You are my hero. ❤️❤️🙏🙏."

"The Sajak family is deeply saddened to hear of Alex Trebek’s struggle with cancer," Pat Sajak and his family said in a statement. "Our hearts go out to him and his family. But there is no one I know who is stronger and more determined, and I would never bet against him. We, and the entire country, are pulling for you, Alex."

Dane Cook also took a moment to send the game show host "lots of positive energy."

See more inspiring and supportive messages in the gallery below:

11 PHOTOS
Stars react to Alex Trebek cancer diagnosis
See Gallery
Stars react to Alex Trebek cancer diagnosis
I’ve said this before but Alex Trebek is in a way the last Cronkite: authoritative, reassuring TV voice you hear ev… https://t.co/WsjwLOaVY9
One thing I know for a fact: Alex is very aware of how much he means to millions of people, and how we will be pull… https://t.co/DF34dyjaML
And I hope some very good L.A. oncologists are getting ready to have their mispronunciations corrected.
Sending best wishes to Alex Trebek, aka Alex Lebek, host of RiddleQuest https://t.co/1CYARVlsil
Thinking and praying for fellow game show host and absolute legend Alex Trebek as he starts his fight with pancreat… https://t.co/rRgHUW0YX6
Alex Trebek is hands down the person I've seen on my TV the most over the years and @Jeopardy is one of my favorite… https://t.co/tkLhQx2qRI
Alex Trebek - you are one of the greatest leaders and class acts in show business. Your level of grace, even in the… https://t.co/4oppsDv3Rx
Robin & I are sending all of our love and prayers to Alex Trebek. He’s one strong guy and will fight this! https://t.co/nXy41nxaZT
The Sajak family is deeply saddened to hear of Alex Trebek’s struggle with cancer. Our hearts go out to him and his… https://t.co/gft250CAg6
Sending all my love, thoughts and prayers to Alex Trebek. You are my hero. ❤️❤️🙏🙏 https://t.co/CcXhVtqUT8
I just want to say to Alex Trebek I know you can kick cancers ass. You are the true daily double and the ultimate J… https://t.co/QebZtnOMeS
HIDE CAPTION
SHOW CAPTION
of
SEE ALL
BACK TO SLIDE

RELATED CONTENT:

Alex Trebek Reveals He’s Been Diagnosed With Stage 4 Pancreatic Cancer

Alex Trebek Reveals He Was Tested for Early Alzheimer's After Experiencing Memory Lapses

Alex Trebek Reveals When He'll Most Likely Retire From 'Jeopardy!,' and Who He'd Want to Replace Him

Read Full Story