1:30. Actor Bruce Willis has been diagnosed with frontotemporal dementia, family members announced in a joint Instagram post Thursday. The diagnosis of frontotemporal dementia, a brain disorderIn a statement shared earlier this year, the 67-year-old actor's family explained that his condition evolved to frontotemporal dementia. "FTD is a cruel disease that many of us have never heard of . 245 218 374 182 421 482 247 310