Core: healthy volunteers
Studies for healthy volunteers recruiting now
These studies say in their official record that they accept healthy volunteers. Many are Phase 1 studies that test how a new medicine is absorbed and tolerated; others recruit healthy people as a comparison group alongside patients.
5,002 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
More recruiting studies (pay not posted)
- RecruitingHealthy volunteers
Advanced Fetal Imaging - Phase II
Boston Children's Hospital
- Location
- Boston, MA
- Eligibility basics
- Ages 18–45 · Women only
- RecruitingHealthy volunteers
Brain Networks in Dystonia
Massachusetts Eye and Ear Infirmary
- Location
- Boston, MA
- Eligibility basics
- Ages 21–80
- RecruitingHealthy volunteers
Family Model DSME in FBOs in the RMI
University of Arkansas
- Location
- Springdale, AR
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Effect of High-Intensity Exercise to Attenuate Cognitive Function Limitations and Train Exercise Habits in Older People Living With HIV
University of Alabama at Birmingham
- Location
- Aurora, CO + 1 other US site
- Eligibility basics
- Ages 50–80
- RecruitingHealthy volunteers
SMYLS Multi-site Trial
Medical University of South Carolina
- Location
- Charleston, SC
- Eligibility basics
- Ages 14–21
- RecruitingHealthy volunteers
A Smoke-Free Home Intervention in Tribal Communities
Emory University
- Location
- Atlanta, GA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Testing a Gender-inclusive HIV Prevention Program
Center for Innovative Public Health Research
- Location
- San Clemente, CA
- Eligibility basics
- Ages 14–18 · Men only
- RecruitingHealthy volunteers
NETs: Protection or Harm in Neonatal Inflammation or Infection
University of Utah
- Location
- Salt Lake City, UT
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Blood Flow Restriction Following Hip Arthroscopy
Rush University Medical Center
- Location
- Chicago, IL
- Eligibility basics
- Ages 18–40
- RecruitingHealthy volunteers
Immune Cells During Disuse and Recovery
University of Utah
- Location
- Salt Lake City, UT
- Eligibility basics
- Ages 18–85
- RecruitingHealthy volunteers
Effects of PFC tDCS on Cognitive Control, Attention Lapses and Coordinated Neural Activity in the Theta and Alpha Bands
University of California, Davis
- Location
- Sacramento, CA
- Eligibility basics
- Ages 18–50
- RecruitingHealthy volunteersPhase 2
Splanchnic Venous Capacitance in Postural Tachycardia Syndrome
Vanderbilt University Medical Center
- Location
- Nashville, TN
- Eligibility basics
- Ages 18–50
- RecruitingHealthy volunteers
MicroRNA Regulation of Chronic Inflammation During Aging
University of Utah
- Location
- Salt Lake City, UT
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 2
Characterization of the Temporo-masseteric Nerve Block (TMNB) in Healthy Subjects
Rutgers, The State University of New Jersey
- Location
- Newark, NJ
- Eligibility basics
- Ages 18–64
- RecruitingHealthy volunteers
Validation of a Novel Cerebellar-striatal Satiety Circuit in Humans
Brigham and Women's Hospital
- Location
- Belmont, MA + 1 other US site
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteersPhase 4
Optimization of Pediatric Tonsillectomy to IMprove AnaLgesia
Duke University
- Location
- Durham, NC
- Eligibility basics
- Ages 3–17
- RecruitingHealthy volunteers
Physiology of Long COVID-19 and the Impact of Cardiopulmonary Rehabilitation on Quality-of-Life and Functional Capacity
University of Colorado, Denver
- Location
- Aurora, CO
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Aim High: Readiness & Meeting the Standards in Military Pre-Recruits
Pennington Biomedical Research Center
- Location
- Baton Rouge, LA
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteersPhase 4
The Impact of GLP Medication on Colonoscopy Bowel Preparation Quality
The Cleveland Clinic
- Location
- Cleveland, FL + 1 other US site
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Craving Network Neurofeedback
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 18–60
- RecruitingHealthy volunteers
Impact of Therapy Dogs on Child Anxiety and Behavior During Local Anesthesia for Dental Procedures
University of Michigan
- Location
- Ann Arbor, MI
- Eligibility basics
- Ages 4–12
- RecruitingHealthy volunteers
Clinical Validation of a Predictive Test for Postpartum Depression
University of Virginia
- Location
- Charlottesville, VA + 1 other US site
- Eligibility basics
- Ages 18+ · Women only
- RecruitingHealthy volunteers
Imaging Biomarkers in ALS
University of Minnesota
- Location
- Minneapolis, MN
- Eligibility basics
- Ages 21–75
- RecruitingHealthy volunteers
Non-Invasive and Non-Contact Intracranial Pressure Waveform Recording Using Dynamic Video Ophthalmoscopy
University of Minnesota
- Location
- Minneapolis, MN
- Eligibility basics
- Ages 4+
Who these studies look for
“Healthy” is decided at screening, not by you. Sites usually check vital signs, blood and urine tests, an ECG, your medications and sometimes your BMI or smoking status. A study can still turn you away for reasons that have nothing to do with being unwell, such as timing or a full roster.
Matching a page like this one never means you qualify. Each research team decides eligibility at screening.
Questions
Do healthy volunteer studies pay?
Many do, because volunteers give up time and follow strict schedules, but amounts are set by each study and are usually only confirmed by the research site. When a record states an amount we show the exact wording; otherwise we say compensation is not disclosed.
What happens at a screening visit?
Expect consent paperwork first, then a health questionnaire, vital signs, blood and urine samples and often an ECG. You can ask questions and withdraw at any time, before or after you sign.