HealthResearchers warn social media is driving harmful misuse of Alzheimer’s blood tests

Researchers say social media is misleading healthy people without symptoms into taking Alzheimer’s blood tests, causing severe anxiety about biological markers that may never lead to dementia. More than one-third of analysed posts promoted testing for asymptomatic people. Clinicians say the tests should not be used alone for diagnosis or as screening tools.

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TThe Guardian★★★☆☆2026-09-15 12:30Original