Eye test may be able to detect Alzheimer’s decades before onset

More than 5 million Americans currently have Alzheimer’s disease. That number is expected to increase dramatically in the decades ahead.

On Sunday, researchers announced the promising results of a study on a new test to pick up on the disease years – if not decades – in advance. And they’re looking for signs in an unusual place: the eye.

These bright dots are proteins called beta amyloids visible in the retina of a patient diagnosed with Alzheimer’s diseases.

ByDon DahlerCBS News

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