"Full House" stars and friends John Stamos and Dave Coulier 's bond is as strong as ever. This was made apparent after Coulier revealed on Wednesday he had been diagnosed with stage 3 non-Hodgkin lymphoma, reports People.

The actor tells PEOPLE how he told his 'Full House' castmates that he has stage 3 Non-Hodgkin lymphoma Dave Coulier has the support of his Full House family amid his cancer diagnosis. In an exclusive interview with PEOPLE,

As an additional tidbit for Full House fans that isn’t quite so downbeat: Dave Coulier revealed in the latest episode of Full House Rewind that he now has a new co-host in the form of fellow sitcom vet Marla Sokoloff, who famously portrayed Gia Mahan on both the mothership series and its follow-up.

Full House star Dave Coulier reveals he's going to be a grandpa for the first time amid his cancer diagnosis and journey

Dave Coulier - who many know as character Joey Gladstone - made the shock announcement during a live appearance on America's Today show. The 65-year-old shared he only found out about his diagnosis five weeks ago after finding a ' golf ball size' lump in his groin area, which he initially thought was down to a cold.

"I went from, I got a little bit of a head cold to I have cancer," the actor and comedian says of his diagnosis, as he's trying to stay positive.

The Full House star confirmed he will be "by your side through it all" after Coulier shared the news with fans

Stamos vowed to be "be by your side through it all." John Stamos is showing some brotherly love to his Full House costar Dave Coulier. After Coulier revealed today that he's been diagnosed with a "very aggressive" form of cancer,

John Stamos posted an Instagram shout out to "Full House" star Dave Coulier after Coulier was diagnosed with cancer. The post John Stamos Responds to Dave Coulier’s Surprise Cancer Diagnosis appeared first on Heavy.

Full House star John Stamos posted a heartfelt message on social media in support of costar Dave Coulier, who revealed his cancer diagnosis Nov. 13.

I'm Going to Be Strong Throughout This’ (Exclusive) The post began with a photo of Stamos hugging Coulier and was followed by a throwback photo of the two, seemingly from their days on Full House, which had an eight-season run from 1987 to 1995.