Scitechdaily iconScitechdailyAug 4, 2026

Blood Test May Reveal Alzheimer’s Risk Years Before Symptoms

A large international study suggests that very high p-tau217 levels may identify cognitively healthy adults who face a substantially greater chance of impairment years later. A person can appear cognitively healthy while carrying biological changes linked to a greater chance of future cognitive decline.

Blood Test May Reveal Alzheimer’s Risk Years Before Symptoms

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A large international study suggests that very high p-tau217 levels may identify cognitively healthy adults who face a substantially greater chance of impairment years later.

A person can appear cognitively healthy while carrying biological changes linked to a greater chance of future cognitive decline.

An international study led by researchers at the Mass General Brigham [...]

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A large international study suggests that very high p-tau217 levels may identify cognitively healthy adults who face a substantially greater chance of impairment years later. A person can appear cognitively healthy while carrying biological changes linked to a greater chance of future cognitive decline. An international study led by researchers at the Mass General Brigham [...]

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