Condition
Circadian Rhythm Disorders clinical trials and research
As of November 12, 2026, Find a Trial lists 5 Circadian Rhythm Disorders clinical trials that are recruiting, at sites in 3 countries (most in United States (2), Austria (2), China (1)). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 5Clinical trials
- 3Countries
Newest Circadian Rhythm Disorders clinical trials
| Study | Phase | Where | Status | Registered |
|---|---|---|---|---|
| Akkermansia muciniphila plus berberine to improve insulin sensitivity in night-shift workers | — | Graz, Styria | Recruiting | Feb 27, 2026 |
| Mind After Midnight — how being awake between 2:00 and 4:00 AM affects mood and decision-making | — | Tucson, Arizona | Recruiting | Feb 27, 2026 |
| Impact of Night Shift Work on Obesity Risk in Workers | — | Vienna, State of Vienna | Recruiting | Mar 1, 2024 |
| Bright light therapy for improving symptoms in Parkinson's disease | — | Suzhou, Jiangsu | Recruiting | Nov 13, 2023 |
| Blocking blue light at night to improve recovery after heart surgery | — | Morgantown, West Virginia | Recruiting | Oct 8, 2020 |
All recruiting trials (5)
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Akkermansia muciniphila plus berberine to improve insulin sensitivity in night-shift workers
This trial tests whether taking Akkermansia muciniphila together with berberine can improve insulin sensitivity in people who work regular night shifts and have overweight or prediabetes.
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Mind After Midnight — how being awake between 2:00 and 4:00 AM affects mood and decision-making
This project will test whether being awake during the biological night (2:00–4:00 AM) increases negative mood, poor decision-making, and suicidal thoughts in adults who have had suicidal ideation in the past six months.
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Impact of Night Shift Work on Obesity Risk in Workers
This study is trying to see if working night shifts makes hospital and industry workers more likely to become obese compared to those who work during the day.
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Bright light therapy for improving symptoms in Parkinson's disease
This study is testing if bright light therapy can help improve mood, anxiety, and motor symptoms in people with Parkinson's disease.
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Blocking blue light at night to improve recovery after heart surgery
This study tests if wearing blue light-blocking goggles at night can help people recovering from heart surgery feel better and heal faster.
Related topics
Quick answers
How many Circadian Rhythm Disorders clinical trials are recruiting right now?
5, 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 United States (2 trials), Austria (2 trials), China (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.