Condition
Prodromal Stage clinical trials and research
As of November 12, 2026, Find a Trial lists 3 Prodromal Stage clinical trials that are recruiting, at sites in 3 countries (most in Netherlands (2), Germany (1), United States (1)). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 3Clinical trials
- 3Countries
Newest Prodromal Stage clinical trials
| Study | Phase | Where | Status | Registered |
|---|---|---|---|---|
| Increasing daily physical activity to slow cognitive decline in alpha-synuclein disorders | — | Bonn, North Rhine West-Falia | Recruiting | Jan 7, 2026 |
| Slow-SPEED: Can a smartphone app help people with prodromal Parkinson's stay more active? | — | Rochester, New York and 1 other locations | Recruiting | May 28, 2025 |
| Increasing physical activity in patients at risk of Parkinson's disease using a smartphone app | — | Nijmegen, Gelderland | Recruiting | Jan 5, 2024 |
All recruiting trials (3)
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Increasing daily physical activity to slow cognitive decline in alpha-synuclein disorders
This study will test whether using a motivational smartphone app to increase everyday physical activity can help slow cognitive decline in people aged 50–80 with isolated REM sleep behavior disorder (an early sign of alpha‑synuclein disease).
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Slow-SPEED: Can a smartphone app help people with prodromal Parkinson's stay more active?
This trial tests whether a remote smartphone app can help people with a LRRK2 G2019S or GBA1 N370S mutation increase daily activity and see if exercise might slow prodromal Parkinson's signs.
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Increasing physical activity in patients at risk of Parkinson's disease using a smartphone app
This study is testing a smartphone app to help people at risk of Parkinson's disease increase their physical activity and exercise intensity over two years.
Related topics
Quick answers
How many Prodromal Stage clinical trials are recruiting right now?
3, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 3 countries. The most sites are in Netherlands (2 trials), Germany (1 trial), United States (1 trial). Each study page lists its sites and which ones are recruiting.
How do I join one?
Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.
Find the studies that fit you
A list is a starting point. Tell us your situation in your own words and we'll rank the studies that match and explain why. It's free and needs no account.