Dave Coulier has shared a health update while addressing online users who have commented on changes to his voice and physical appearance. The Full House star took to Instagram on Thursday, where he told his followers that “what you’re seeing is the side effects of extensive radiation that I went through for carcinoma in my throat.” “Hi everyone, it’s me, Dave, and I haven’t posted in quite a while and the last time I did some of you said that I look differently and I sound differently, and I do,” he began. “And what you’re seeing is the side effects of extensive radiation that I went through for carcinoma in my throat.” Coulier  announced he was diagnosed  with stage 3 non-Hodgkin lymphoma in Nov. 2024, later revealing in December that he had been diagnosed with p16 squamous carcinoma at the base of his tongue. The second diagnosis arrived a year after he finished treatment for lymphoma.…