The family of respected animal expert Jack Hanna announced that he has been diagnosed with dementia.In a letter shared on Wednesday, his three children revealed that the 74-year-old wildlife aficionado who was known for his khaki zookeepers clothing and Indiana Jones style brown leather hat may have Alzheimer's disease.Hanna was best known for bringing unusual animals on to the breakfast chat show Good Morning America as well as The Late Show With David Letterman.
Health update: The family of respected animal expert Jack Hanna announced that he has been diagnosed with dementia. In a letter shared on Wednesday, his three children revealed that the 74-year-old wildlife aficionado may have Alzheimer's disease.
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