Celeb zookeeper Jack Hanna doesn't know he has Alzheimer's - Los

Celebrity zookeeper Jack Hanna doesn't comprehend that he has Alzheimer's disease, his family says. It went public with his health challenges two years ago.
Celebrity zookeeper Jack Hanna doesn't comprehend that he has Alzheimer's disease, his family says. It went public with his health challenges two years ago.

Celebrity zookeeper Jack Hanna diagnosed with dementia

Jack Hanna Doesn't Remember Most of His Family Due to 'Advanced' Alzheimer's

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Jack Hanna has experienced fascinating adventures as well as hard times - Jack Hanna

UC memory disorders expert discusses Jack Hanna's dementia diagnosis

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Celebrity zookeeper Jack Hanna diagnosed with dementia, family reveals

Jack Hanna, famed zookeeper and wildlife advocate, can't remember family amid Alzheimer's battle

Jack Hanna's Alzheimer's has progressed to the point he no longer recognizes family members