Story perspectives

One-Third of Seniors Undiagnosed: Blood Test for Early Dementia

9/5/2025

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Summary

Story summary

More than one-third of individuals over 65 in England are undiagnosed with dementia, with an average diagnosis wait time of 22 weeks.
The Blood Biomarker Challenge, initiated in April 2023, seeks to create a blood test for early dementia detection.
Identifying toxic proteins in blood may enhance diagnostic accuracy and reduce costs for Alzheimer’s disease.
Alzheimer’s Society highlights the importance of societal support and research in addressing dementia.

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Story summary

More than one-third of individuals over 65 in England are undiagnosed with dementia, with an average diagnosis wait time of 22 weeks.
The Blood Biomarker Challenge, initiated in April 2023, seeks to create a blood test for early dementia detection.
Identifying toxic proteins in blood may enhance diagnostic accuracy and reduce costs for Alzheimer’s disease.
Alzheimer’s Society highlights the importance of societal support and research in addressing dementia.