Alex Trebek is feeling positive about his health as he continues treatment for stage IV pancreatic cancer ahead of his 80th birthday.

Trebek also shared that he has been recording show openings from home amid the coronavirus pandemic for special Jeopardy! episodes that will feature archived footage from the show’s 36-year history. The four-week retrospective series starts on Monday, July 20, and includes the first episode Trebek hosted in 1984.