Jack Hanna, 74, has been diagnosed with dementia
The family of Jack Hanna announced that he has been diagnosed with dementia His three children revealed the 74-year-old wildlife expert may have Alzheimer's 'Today, we reach out to share some personal Hanna Family news,' a letter read 'Doctors have diagnosed our dad, Jack Hanna, with dementia now believed to be Alzheimer's disease,' it was added It was also noted the dementia has moved quickly as he retreats from public life 'His condition has progressed much faster in the last few months than any of us could have anticipated,' the letter stated 'Sadly, Dad is no longer able to participat...