So, Im choosing to spread the word about early cancer detection to help people.

Thats just who I am.

Coulier revealed that hed been diagnosed with Stage 3 non-Hodgkin lymphoma earlier this month.

WHO WANTS TO BE A MILLIONAIRE - “In the Hot Seat: Nicole Byer & Sasheer Zamata / John Stamos & Dave Coulier” - Playing for charity this week includes comedians Nicole Byer and Sasheer Zamata, plus a “Full House” reunion with John Stamos and Dave Coulier. WEDNESDAY, JULY 24 (8:00-9:00 p.m. EDT) on ABC. (Disney/Chris Willard) 
JOHN STAMOS, DAVE COULIER

John Stamos and Dave Coulier in July 2024.Disney/Chris Willard/Getty Images

Coulier said he was already undergoing chemotherapy and expected to complete his treatment by February 2025.