Jack Hanna is battling dementia, retiring at 74
Published
The family believes his dementia has progressed to Alzheimer’s disease.
Full ArticlePublished
The family believes his dementia has progressed to Alzheimer’s disease.
Full ArticleCelebrity zookeeper Jack Hanna has stepped down from public life at the age of 74 after he was diagnosed with dementia, his family..
Hanna made regular TV appearances on the "Late Show With David Letterman" and many other shows.