100,000 volunteers join digital brain health study to catch dementia early
NCT ID NCT04701177
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This observational study will enroll 100,000 people over age 45 to track early signs of Alzheimer's and Parkinson's using smartphone-based tests, genetic data, and brain scans. Researchers aim to develop better ways to identify who is at risk before symptoms worsen. Participants will be followed remotely, making it easier to join from home.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
What this could lead to
If successful, this could lead to better early detection methods for Alzheimer's and Parkinson's, enabling earlier intervention in future trials.
What could go wrong
This is an observational study, not a treatment trial. It will not directly benefit participants and may not produce immediately actionable results.
Disclaimer
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This is a summary of
the original study
.
Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Locations
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Greek Alzheimer's Association and Related Disorders
Thessaloniki, 55250, Greece
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Hospital Clinic Barcelona
Barcelona, Spain
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Ionian University
Corfu, Corfu, 49100, Greece
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Panhellenic Federation Of Alzheimer's Disease And Related Disorders
Thessaloniki, 54643, Greece