John Stamos is donning a bald cap after his "Full House" co-star Dave Coulier was diagnosed with "very aggressive" stage 3 Non-Hodgkin lymphoma.

Full House” star Dave Coulier revealed on Wednesday that he is battling Stage 3 non-Hodgkin’s lymphoma. In an interview with Today.com, 65-year-old Coulier opened up about his diagnosis and how it has affected his outlook on life.

Dave Coulier has been diagnosed with cancer. The "Full House" star, 65, said he was recently diagnosed with stage 3 Non-Hodgkin lymphoma, he shared in an episode of his podcast "Full House Rewind" and in a People magazine interview published Wednesday.

Dave Coulier, best known for his role as Uncle Joey in “Full House," has announced he has stage 3 non-Hodgkin lymphoma.

John Stamos is facing backlash on social media for wearing a bald cap to support his “Full House” co-star Dave Coulier who shaved his head amid his stage 3 cancer battle. Stamos, 61, shared three Instagram photos Monday that featured him wearing his bald cap as he spent time with Coulier, 65.

Former "Full House" co-stars John Stamos and Dave Coulier shared photos of them hanging out amid Coulier's battle with cancer.

It was a shock.” Now, on Instagram, his “Full House” co-star John Stamos shared images of the lifelong friends together. Stamos was wearing a bald cap and shaving Coulier’s head. “Nothing like throwing on a bald cap and flexing some Photoshop skills to show some love and solidarity with my bro,

Actor has faced backlash for ‘throwing on’ a bald cap to show support to co-star, who is currently receiving chemotherapy

The longtime 'Full House' friends bared their bald heads in new photos John Stamos is showing his support for Dave Coulier amid his cancer diagnosis. In new photos shared to Instagram on Monday, Nov.