Health • July 18, 2026

New Alzheimer's blood test predicts who is likely to develop dementia in 5 to 10 years

Originally published on Fox News Health

New Alzheimer's blood test predicts who is likely to develop dementia in 5 to 10 years

A p-tau217 blood test predicted a 78% chance of cognitive decline within 10 years for symptom-free adults with very high levels of the biomarker.

A p-tau217 blood test predicted a 78% chance of cognitive decline within 10 years for symptom-free adults with very high levels of the biomarker.
Originally published on Fox News Health.
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