Willis was diagnosed first with aphasia -- a condition where the brain's ability to understand or express language is impaired, according to the National Institutes of Health -- in 2022 before receiving an additional diagnosis of frontotemporal dementia in 2023, according to his family.

In an Instagram post shared by his wife Emma Heming Willis on Thursday, Willis can be seen shaking hands with a Los Angeles police officer.

Bruce Willis, who has remained largely out of the spotlight after being diagnosed with FTD, shares rare video thanking first responders

Last month, Bruce's ex-wife, Demi Moore, gave an update on his well-being amid his battle with dementia. In an interview with CNN, the 62-year-old actress explained that the actor is "in a very stable place," but it hasn't been easy watching him struggle.

"Bruce never missed a chance to show his gratitude with a heartfelt handshake," the actor's wife Emma Heming says.

In what’s believed to be his first public sighting since retiring from acting, Bruce Willis made sure to thank first responders battling the blazes in Los Angeles.

The iconic actor, in the midst of a dementia diagnosis, took time to visit first responders battling the Los Angeles wildfires in a rare new video.

Bruce Willis is thanking first responders amid the L.A. wildfires. In a new video shared by his wife Emma Heming Willis on Instagram Thursday, Willis can be seen shaking hands with a Los Angeles police officer and posing for a photo.

Spotting a first responder, Bruce never missed a chance to show his gratitude with a heartfelt handshake and a ‘thank you for your service,’” his wife wrote. “Yesterday was no different.” In 2022, Willis’s family announced he had been diagnosed with disorder aphasia and would be stepping away from acting.

Bruce Willis emerges in his first public appearance since his diagnosis of FTD to show his support for first responders in Southern California.