Category Archives: Detection

At what age does Alzheimer’s disease begin? 

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Measurable declines in cognitive performance were seen to accelerate in people who are in their late 50s, followed by more rapid amyloid accumulation in the brains of people in their early 60s — pointing to an early 60s window when cognitive and amyloid changes become more pronounced. The buildup of amyloid-beta proteins that clump together to form plaques in the brain is a primary hallmark of the disease.

By the late 60s to early 70s, biomarkers of tau pathology and neurodegeneration show more pronounced increases. Several blood-based markers — including plasma GFAP, NfL and p-tau — show steeper changes around ages 68 to 72, alongside more evident brain atrophy, particularly in memory-related regions. Two broad windows emerged, around the early 60s for cognition and amyloid PET, and around the late 60s to early 70s for several blood and neurodegeneration markers, highlighting these key transitional periods in the aging process.

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These 5 language issues could reveal Alzheimer’s long before memory loss

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Alzheimer’s disease is notoriously tricky to diagnose, with symptoms creeping in so gradually that they can easily be mistaken for something else entirely. Yet pinpointing the signs early can make all the difference in slowing its progression. Among these early red flags, language issues are often ignored or underestimated—but they might just be your best tool for picking up on Alzheimer’s sooner.

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Could Alzheimer’s Begin in the Nerves, Not the Brain?

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New research suggests that the balance and walking issues associated with Alzheimer’s disease may not be “top-down” problems caused by brain decay, but rather “bottom-up” failures in the peripheral nervous system.

The study utilized “human-on-a-chip” technology to prove that genetic mutations for familial Alzheimer’s can damage the connection between nerves and muscles directly, independent of the brain or spinal cord.

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What your dreams could be telling you about your Alzheimer’s risk

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Can you remember what you dreamt last night? Research has found that people who don’t remember their dreams may experience cognitive decline twice as fast as those who do.

A study published by Alzheimer’s & Dementia: Diagnosis, Assessment & Disease Monitoring, studied people aged over 60 and found those who have poor dream recall are more likely to be carrying the APOE ε4 gene — the biggest genetic risk factor for Alzheimer’s.

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Scientists just watched Alzheimer’s damage happen in real time

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Scientists at Oregon State University have captured something researchers have long struggled to see: the real-time chemical interactions that help drive Alzheimer’s disease. By watching how metal ions—especially copper—trigger harmful protein clumping in the brain, the team uncovered a clearer picture of how the disease develops at a molecular level.

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Why Widespread Testing for Alzheimer’s Is Essential

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There is an urgent need to expand access to Alzheimer’s disease testing, Schaeffer Institute Founding Director Dana Goldman writes in an op-ed for RealClearHealth.

Goldman argues that new blood tests that detect Alzheimer’s disease earlier and more accurately will enable intervention at an earlier stage, better care planning, and more effective use of emerging therapies.

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