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
Improving Maternal Sleep and Mental Health
University of Colorado, Colorado Springs
- Location
- Colorado Springs, CO
- Eligibility basics
- Ages 18–45 · Women only
- RecruitingHealthy volunteers
Breaking Sitting with High-intensity Interval Training for Brain Health
University of Illinois at Urbana-Champaign
- Location
- Urbana, IL
- Eligibility basics
- Ages 40–75
- RecruitingHealthy volunteers
Is Methenamine Prophylaxis for Urinary Tract Infection After Midurethral Sling as Effective as Antibiotic Prophylaxis?
Atlantic Health System
- Location
- Morristown, NJ
- Eligibility basics
- Ages 18–100 · Women only
- RecruitingHealthy volunteers
Researchers At UC San Diego Are Learning About the Benefits of Human Milk and How It Influences Infant and Child Health
University of California, San Diego
- Location
- San Diego, CA
- Eligibility basics
- Ages 18+ · Women only
- RecruitingHealthy volunteers
Mobile App Logging for Diabetes in Pregnancy
Carolyn Zahler-Miller
- Location
- Augusta, GA
- Eligibility basics
- Ages 18–100 · Women only
- RecruitingHealthy volunteers
International PPB/DICER1 Registry
Children's Hospitals and Clinics of Minnesota
- Location
- Minneapolis, MN
- Eligibility basics
- Up to age 100
- RecruitingHealthy volunteers
Dilated Cardiomyopathy Detection Using AI and Screening With Mobile Technology (DCM-DETECT)
Lancaster General Hospital
- Location
- Lancaster, PA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Get With the Guidelines-Stroke Registry
American Heart Association
- Location
- Dallas, TX
- Eligibility basics
- Ages 18–125
- RecruitingHealthy volunteers
Get With The Guidelines-Heart Failure Registry
American Heart Association
- Location
- Dallas, TX
- Eligibility basics
- Ages 18–125
- RecruitingHealthy volunteers
Get With the Guidelines Atrial Fibrillation Registry
American Heart Association
- Location
- Dallas, TX
- Eligibility basics
- Ages 18–125
- RecruitingHealthy volunteers
More Outside Your Door: a Diet/physical Activity Intervention to Decrease Risk of Obesity in Alaska Native Preschoolers
Alaska Native Tribal Health Consortium
- Location
- Anchorage, AK
- Eligibility basics
- Ages 3–5
- RecruitingHealthy volunteers
Health Benefits of Whole-body Vibration
Augusta University
- Location
- Augusta, GA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 2
Viral Mucosal Reprogramming
The University of Texas Medical Branch, Galveston
- Location
- Galveston, TX
- Eligibility basics
- Ages 18–60
- RecruitingHealthy volunteers
Mindfulness for Cognition in Early-stage Alzheimer's Disease
VA Boston Healthcare System
- Location
- Boston, MA
- Eligibility basics
- Ages 50–100
- RecruitingHealthy volunteers
Effects of Ashwagandha Extract on Stress Levels
Nutraceuticals Research Institute
- Location
- Huntsville, AL
- Eligibility basics
- Ages 30–59 · Women only
- RecruitingHealthy volunteers
Clinical Validation of the Role of microRNA Binding Site Mutations in Cancer Risk, Prevention and Treatment
MiraKind
- Location
- Los Angeles, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
An Evaluation of Two PTSD Assessments in an Active Duty and Military Veteran Sample
U.S. Army Medical Research and Development Command
- Location
- Honolulu, HI + 2 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
3D Printed Personalized Ostomy Appliance
Carilion Clinic
- Location
- Roanoke, VA
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteers
Blood Flow Restriction (BFR) Training on the Ulnar Collateral Ligament (UCL)
The Methodist Hospital Research Institute
- Location
- Houston, TX
- Eligibility basics
- Ages 18–50
- RecruitingHealthy volunteers
The Healthy Elderly Longevity Cohort
Scripps Translational Science Institute
- Location
- La Jolla, CA
- Eligibility basics
- Ages 80+
- RecruitingHealthy volunteers
Unity Cures Future (UCF) Biobank
University of Central Florida
- Location
- Orlando, FL
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Effect of Acute Nitrate Supplementation on Vascular Function in Hispanic, Black and White Population
University of Texas at Austin
- Location
- Austin, TX
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
The Relationship Between Child Language Proficiency and Language of Treatment on the Outcomes of Bilingual Children with Developmental Language Disorder
University of Houston
- Location
- Houston, TX
- Eligibility basics
- Ages 4–6
- RecruitingHealthy volunteers
Adaptation and Implementation of Peer Support in Brazil
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 18+
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.