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Scan Of The Brain Of A Patient Affected By Alzheimer's Disease Axial Section. Intersections Of Lateral Ventricles Are Dilated. (Photo By BSIP/UIG/Getty Images)
Scan Of The Brain Of A Patient Affected By Alzheimer's Disease Axial Section. Intersections Of Lateral Ventricles Are Dilated. (Photo By BSIP/UIG/Getty Images)

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    Could smell test detect Alzheimer's?

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Could smell test detect Alzheimer's?

Is it possible to detect Alzheimer's disease early by using a smell test or an eye exam? CNN's Elizabeth Cohen explains.

Could smell test detect Alzheimer's?

Is it possible to detect Alzheimer's disease early by using a smell test or an eye exam? CNN's Elizabeth Cohen explains.