Rumer Willis is giving insight into Bruce Willis ' health journey.

During a recent Q&A on her Instagram Stories , the Rumer Has It founder was asked how her father is doing amid his ongoing battle with frontotemporal dementia (FTD) , which the Die Hard actor—who shares Rumer, Scout Willis , 34, and Tallulah Willis , 31, with ex-wife Demi Moore —was diagnosed with three years ago.

"People always ask me this question and I think it's kind of a hard one to answer, because the truth is that anybody with FDT is not doing great," Rumer replied in a Nov. 20 video, "but he's doing OK in terms of somebody who is dealing with frontotemporal dementia."

"The only way I feel like I could answer that in a way that's like he's doing great... how do I say this?" she continued.

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