The 65-year-old is maintaining a pragmatic outlook on his health, noting in a "Today" interview: "I’m OK if this is the end of the journey."

John Stamos penned a touching tribute to his former 'Full House' costar, Dave Coulier, following news of his stage 3 non-Hodgkin lymphoma diagnosis.

In an interview with ”The Today Show”, actor and comedian Dave Coulier revealed he has Stage 3 non-Hodgkin’s lymphoma. Coulier, who is best known for his role as Joey in the legendary hit sitcom “Full House” and later “Fuller House,” talked about the first symptom he experienced before receiving his diagnosis.

The 'Full House' alum was speaking exclusively to PEOPLE at the 'Invisible Raptor' premiere on Wednesday, Dec. 4

John Stamos praises Dave Coulier’s strength and positivity during his cancer battle, proving that true friendship shines in tough times.

Dave Coulier, known for his role as Joey Gladstone on Full House, has addressed the controversy surrounding his co-star and close friend John Stamos's lighthearted show of support amid Coulier's battle with cancer.