Below are our details about the active studies for which we are recruiting participants. If you are interested in finding out more about the study, please contact us with any questions you have, or click directly on the study survey link to enter the preliminary phase of our screening processes. We look forward to hearing from you!
** Filling out any of our study surveys does not obligate you to further participation in the study, nor does it guarantee study enrollment **
We are looking for healthy people aged 18-40 for a study focused on sleep duration and metabolism. We are hoping to understand how differing durations of sleep impact how the body metabolizes food.
-Ages 18-40
-Lean (BMI 18.5-25 kg/m2)
-No history of smoking/tobacco use
-No prescription/non-prescription medication or drugs of abuse
-No acute, chronic, or debilitating medical conditions
**Note that there are additional criteria that are discussed through the screening processes
-2 hospital screening visits (<8 hours total)
-7 consecutive days of at-home monitoring, including 3 days eating only investigator-provided meals
-One, 14-day inpatient stay at OHSU
Total compensation up to $5,525
Home monitoring portion and at-home diet = up to $125
14-day in-laboratory stay at $350/day = up to $4,900
Entire study completion bonus = $500
Interested and believe you match the criteria above?
Access to our preliminary screening survey: https://ohsu.ca1.qualtrics.com/jfe/form/SV_b8fvl0iXE4hCqcm
Have more questions?
Click here to view a copy of our main consent form that outlines the study in detail. If you have other questions, please contact us for more information.
Getting Nurses Onboarded and Measuring Metabolic Effects (GNOME)
The purpose of the study is to learn more about how the body’s internal clock (called circadian rhythm) relates to behaviors (such as activity and diet) and health. We are hoping to find out how this affects health markers both day and nighttime working nurses.
-Is a newly hired nurse and currently in the pre-service training period and maintain job status as a nurse throughout the study period.
-Ages 18-40
-No chronobiologic and sleep disorders
-If a dayshift nurse, have not worked the overnight shift (i.e., 6pm-6am) in the last 3-months
-No history of smoking/tobacco use
**Note that these are the basic criteria, and that further eligibility details are described through the screening process.
-2 evening in-lab visit (~7.5-9.5h each)
- 2 seven-day biobehavioral sample weeks across 90-days
Total compensation up to $660
In-laboratory visit = up to $100
Baseline 7-day biobehavioral sample = up to $60
Weekly surveys = up to $180
In-laboratory visit = up to $100
90-day 7-day biobehavioral sample = up to $60
Study completion bonus = up to $100
Screening
Interested and believe you match the criteria above?
Access to our preliminary screening survey: https://ohsu.ca1.qualtrics.com/jfe/form/SV_dpq6obyw7lSLyF8
Contact us with any questions.
Sleep, Pain, and Regularity: Key Outcomes (SPARK)
The purpose of the study is to learn more about how your daily sleep habits and internal body clock (called the the circadian rhythm) influence your overall cardiovascular health. We are hoping to discover if your sleep patterns are associated with cardiovascular health markers and pain.
-Ages 18-50
-Diagnosed with fibromyalgia
-Do not currently take hypertensive medication
-Do not currently use melatonin to fall asleep
**Note that these are the basic criteria, and that further eligibility details are described through the screening process.
-2 evening in-lab visits (~7.5-9.5h each)
-Up to 14 weeks of at home sleep and activity monitoring
Total compensation up to $400
Two-weeks bio-behavioral sampling = up to $50
Pre-intervention in-laboratory melatonin collection = up to $75
Control sampling (delayed intervention group only) = up to $40
Acute intervention sampling = up to $40
Subacute intervention sampling = up to $40
Chronic intervention sampling = up to $40
Post-intervention in-laboratory melatonin collection = up to $75
Study completion bonus = $40
Screening
Interested and believe you match the criteria above?
Access to our preliminary screening survey: https://ohsu.ca1.qualtrics.com/jfe/form/SV_6L0F1xxnbh04Doq
Contact us with any questions.
Studies Not Currently Recruiting Participants
Below are our details about the studies for which we are no longer recruiting participants.
Uncovering the Impact of Diet on the Human Circadian Timing System (FACT) (IRB #STUDY00022478)
We are looking for healthy people aged 18-40 for a study focused on food and the timing of the internal body clock (called the circadian rhythm). We are hoping to find out if differing types of foods change the way the internal body clock responds to different events across the day and night.
- Ages 18-40
- Lean (BMI 18.5-24.9kg/m2)
- No history of smoking/tobacco use
- No prescription/non-prescription medications or drugs of abuse
- No acute, chronic, or debilitating medical conditions
** Note that there are additional criteria that are discussed through the screening processes.
- 2-5 hospital screening visits (< 8 hours total)
- 1 week at-home screening
- 4 weeks (2 separate weeks) of at-home monitoring eating only investigator-provided meals and maintaining a consistent sleep/wake schedule
- Two, 9-day inpatient stays at OHSU separated ~1 month apart.
Total compensation up to $6400
Completion of initial screening visit = $25
Returning home activity monitoring equipment = $25
At-home meal tracking = $25
Completion of physical exam and psychological screening = $25
Home monitoring portion and at-home diet $100/week = up to $400
Returning home activity monitoring equipment = $25
18 day in-laboratory stay at $300/day = up to $5,400
COVID Test = $25
Entire study completion bonus = $450
Screening
Interested and believe you match the criteria above?
Access to our preliminary screening survey: We are not currently recruiting for this study
Have more questions?
Click here to view a copy of our main consent form that outlines the study in detail. If you have other questions, please contact us for more.
Determining the Influence of Sleep on Cardiovascular Outcomes (DISCO)
The purpose of the study is to learn more about how your daily sleep habits and internal body clock (called the circadian rhythm) influence your overall cardiovascular health. We are hoping to discover if your sleep patterns are associated with cardiovascular health markers.
-Ages 18-40
-No chronobiologic and sleep disorders
-Have not traveled across more than 1 time zone in the last 3 months
-No prior shift work within the last year
-No history of smoking/tobacco use
**Note that these are the basic criteria, and that further eligibility details are described through the screening process.
-2 evening in-lab visit (~7.5-9.5h each)
- 4 in-person visits occurring sporadically across 16 weeks (15 minutes each)
Total compensation up to $430
Visit 1 & Week 1-2 data collection = up to $55
Visit 2 In-lab data collection = up to $70
Week 6-7 data collection = up to $70
Week 11-12 data collection = up to $70
Visit 3 In-lab data collection = up to $75
Study completion bonus = up to $50
Screening
Interested and believe you match the criteria above?
Access to our preliminary screening survey: We are not currently recruiting for this study
Contact us with any questions.
We are looking for healthy individuals that are overweight or obese and aged 18-40 for a study focused on how the timing of when you eat impacts health. We are hoping to find out how maintaining a diet based on timing, rather than amount or content of calories, improves weight and metabolic health.
- Ages 18-40
- Overweight/obese (BMI >27 kg/m2)
- No history of smoking/tobacco use
- No prescription/non-prescription medications or drugs of abuse
**Note that these are the basic criteria, and that further eligibility details are described through the screening process.
30%
-1 evening in-lab visit (~7.5h)
- 4 in-person visits occurring sporadically across 16 weeks (15-30 minutes each)
Total compensation up to $350
In-laboratory visit = $70
Baseline Week (Week 0) data collection = $50
Week 1 data collection = $40
Week 5 data collection = $50
Week 10 data collection = $40
Week 16 data collection = $50
Entire study completion bonus = $50
Screening
Interested and believe you match the criteria above?
Have more questions?
Click here to view a copy of our main consent form that outlines the study in detail. If you have other questions, please contact us for more.