When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A cancer diagnosis is so difficult. It felt very devastating when Dave called. Dave and [his wife] Melissa called and let us know personally before it went out to the press.

Dave Coulier tells PEOPLE he is drawing inspiration from the many women in his family who have had cancer as he navigates his own journey with stage 3 non-Hodgkin lymphoma.