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
Activities to Change Your Mood: A Test of the Acceptability and Initial Efficacy in Clinical Samples and Healthy Controls
University of Alabama at Birmingham
- Location
- Birmingham, AL
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Long-Covid-19 Alleviation Through Learning Mindfulness Study
Columbia University
- Location
- New York, NY
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Shoulder Strength in Baseball Players
Loma Linda University
- Location
- Loma Linda, CA
- Eligibility basics
- Ages 15–22
- RecruitingHealthy volunteers
The Abuse Liability of IQOS Heated Tobacco Products Among Adults Who Smoke
Ohio State University Comprehensive Cancer Center
- Location
- Columbus, OH
- Eligibility basics
- Ages 21–65
- RecruitingHealthy volunteers
Transforming Maternal Mental Health Care
University of Utah
- Location
- Salt Lake City, UT
- Eligibility basics
- Ages 18–45 · Women only
- RecruitingHealthy volunteers
Screening of Healthy Volunteers for Investigational Antimalarial Drugs, Malaria Vaccines, and Controlled Human Malaria Challenge
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–50
- RecruitingHealthy volunteers
Sudden Unexplained Death in Childhood (SUDC) Registry
NYU Langone Health
- Location
- New York, NY
- Eligibility basics
- Ages 11 mo–100
- RecruitingHealthy volunteers
Geospatial Analysis of Neighborhood Environmental Stress in Relation to Biological Markers of Cardiovascular Health and Health Behaviors in Women
National Heart, Lung, and Blood Institute (NHLBI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 19–45 · Women only
- RecruitingHealthy volunteersPhase 2
Effectiveness of Aquamin® in Mitigating Halitosis
University of Michigan
- Location
- Ann Arbor, MI
- Eligibility basics
- Ages 18–99
- RecruitingHealthy volunteers
The Effects of Increasing Caloric Intake on Diet-Induced Thermogenesis and 24h Energy Expenditure
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- Location
- Phoenix, AZ
- Eligibility basics
- Ages 18–60
- RecruitingHealthy volunteers
Five Point Initiative: A Bundled Implementation Strategy to Address the HIV Epidemic in Black Communities
University of Miami
- Location
- Miami, FL
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Effects of Watermelon or Low-fat Cookie Consumption on Wellness
San Diego State University
- Location
- San Diego, CA
- Eligibility basics
- Ages 18–50
- RecruitingHealthy volunteers
The Impact of the Family Room App on Caregivers
University of Nebraska
- Location
- Omaha, NE + 1 other US site
- Eligibility basics
- Ages 19+
- RecruitingHealthy volunteers
Using PrEP, Doing It for Ourselves
Duke University
- Location
- Durham, NC
- Eligibility basics
- Ages 18+ · Women only
- RecruitingHealthy volunteersPhase 3
Digital Health Intervention for Self-Management and Telemonitoring in Chimeric Antigen Receptor (CAR-T) Therapy
City of Hope Medical Center
- Location
- Duarte, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
An Exercise Intervention for Improving Mental and Physical Health in Patients With Primary Brain Tumors and Their Caregivers, ET-NEURO Trial
OHSU Knight Cancer Institute
- Location
- Portland, OR
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Immediate Neuromuscular Responses of the Obliquus Capitis Inferior Following Upper Cervical Manual Therapy
Florida Gulf Coast University
- Location
- Fort Myers, FL
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Evaluation of RSB11-HI Postbiotic Supplementation for Supporting Weight Management, Metabolic Wellness, and Quality of Life in Healthy Adults
Able Biolabs, LLC
- Location
- Dallas, TX
- Eligibility basics
- Ages 18–55
- RecruitingHealthy volunteers
Familial Inflammatory Bowel Disease Early Risk
Seattle Children's Hospital
- Location
- Seattle, WA
- Eligibility basics
- Ages 0 mo–55
- RecruitingHealthy volunteers
Diet Quality Pilot Intervention in LA Safety Net
University of California, Los Angeles
- Location
- Los Angeles, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Duke APOL1 Research Biorepository
Duke University
- Location
- Durham, NC
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
An Intervention to Increase Genetic Testing in Families Who May Share a Gene Mutation Related to Cancer Risk and An Intervention to Help Patients and Their Primary Care Providers Stay Up-to-date About Uncertain Genetic…
Memorial Sloan Kettering Cancer Center
- Location
- Basking Ridge, NJ + 7 other US sites
- Eligibility basics
- Ages 25+
- RecruitingHealthy volunteers
Neuroplasticity in RBD
University of Minnesota
- Location
- Minneapolis, MN
- Eligibility basics
- Ages 21–75
- RecruitingHealthy volunteers
Studies in Amyotrophic Lateral Sclerosis (ALS) and Other Neurodegenerative Motor Neuron Disorders
Mayo Clinic
- Location
- Jacksonville, FL
- 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.