100,000 volunteers needed to spot brain disease before symptoms start

NCT ID NCT04701177

First seen Jan 11, 2026 · Last updated May 14, 2026 · Updated 17 times

Summary

This study will enroll 100,000 adults aged 45 and older to track early signs of Alzheimer's and Parkinson's disease using phone apps, voice recordings, and movement tests. Researchers aim to create better tools for early diagnosis by combining digital data with genetic and biological samples. Participants do not receive any treatment; the goal is to understand how these diseases develop over time.

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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.

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Contacts and locations

Locations

  • Greek Alzheimer's Association and Related Disorders

    Thessaloniki, 55250, Greece

  • Hospital Clinic Barcelona

    Barcelona, Spain

  • Ionian University

    Corfu, Corfu, 49100, Greece

  • Panhellenic Federation Of Alzheimer's Disease And Related Disorders

    Thessaloniki, 54643, Greece

Conditions

Explore the condition pages connected to this study.