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
Mechanism of Non-invasive Magnetic Stimulation
National Institute on Drug Abuse (NIDA)
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–60
- RecruitingHealthy volunteers
Collection of Bone Marrow Aspirate From Normal Volunteers
National Institute on Aging (NIA)
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–120
- RecruitingHealthy volunteers
Reproductive Axis Maturation in the Early Post-Menarchal Years
National Institute of Environmental Health Sciences (NIEHS)
- Location
- Research Triangle Park, NC
- Eligibility basics
- Ages 8–65 · Women only
- RecruitingHealthy volunteers
Association of Periodontal Inflammation on Immune Response in Wound Healing
University of Nebraska
- Location
- Lincoln, NE
- Eligibility basics
- Ages 21–70
- RecruitingHealthy volunteers
Natural History Study of CADASIL
National Heart, Lung, and Blood Institute (NHLBI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteersPhase 2
The Breast Cancer Survivors and Partners Online Research Together (SUPORT) Project
University of Arizona
- Location
- Tucson, AZ
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Expecting Mother's Study of Consumption or Avoidance of Peanut and Egg
University of Rochester
- Location
- Rochester, NY
- Eligibility basics
- Ages 0 mo+ · Women only
- RecruitingHealthy volunteers
NightWare and Cardiovascular Health in Veterans With PTSD
VA Office of Research and Development
- Location
- Aurora, CO
- Eligibility basics
- Ages 22–88
- RecruitingHealthy volunteersPhase 4
Combined Anabolic Therapy
Massachusetts General Hospital
- Location
- Boston, MA
- Eligibility basics
- Ages 45+ · Women only
- RecruitingHealthy volunteers
Cognitive Decline Following Deep Brain Stimulation: A DBS-fMRI Study
Medical University of South Carolina
- Location
- Charleston, SC
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Rural Autistic Individuals - Supporting Expression
Montana State University
- Location
- Bozeman, MT
- Eligibility basics
- Ages 2+
- RecruitingHealthy volunteers
Family COMIDA (Consumo de Opciones Más Ideales De Alimentos) (Eating More Ideal Food Options)
Memorial Sloan Kettering Cancer Center
- Location
- New York, NY
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Project EMPOWER-OCD
Boston University Charles River Campus
- Location
- Boston, MA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Evaluating the Effectiveness of the Health App Recommendation Tool
University of Pittsburgh
- Location
- Pittsburgh, PA
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Sugary Drink Labeling Study
University of North Carolina, Chapel Hill
- Location
- Chapel Hill, NC
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 2
A Phase 2 Trial Of The Bruton Tyrosine Kinase Degrader BGB-16673 In Combination With BCL-2 Inhibitor Sonrotoclax For Patients With Treatment-Naive Chronic Lymphocytic Leukemia (CLL)
M.D. Anderson Cancer Center
- Location
- Houston, TX
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Light-based Immunomodulation for Guarding Against Human Respiratory Tract Infections
David Moss
- Location
- Nellis Air Force Base, NV
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Voices Illuminating Solutions for Outdoor Workers' Needs and Safety
Stanford University
- Location
- Stanford, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Tear Fluid for the Detection of Tumor-associated Extracellular Vesicles in Glioblastoma Patients
City of Hope Medical Center
- Location
- Duarte, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Phage-based Control and Limitation of Pathobionts for Microbiome Equilibrium and Resilience
Colorado State University
- Location
- Fort Collins, CO
- Eligibility basics
- Ages 18–75
- RecruitingHealthy volunteers
Feasibility of an Implementation Strategy for a Physical Activity Program in Rural Middle Schools
Indiana University
- Location
- Bloomfield, IN + 1 other US site
- Eligibility basics
- Ages 11–13
- RecruitingHealthy volunteers
DNA Analysis of Blood and Tissue From Patients With Lung Cancer
Massachusetts General Hospital
- Location
- Boston, MA + 1 other US site
- Eligibility basics
- Ages 18–120
- RecruitingHealthy volunteers
New Heart Imaging Techniques to Evaluate Possible Heart Disease
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteers
Molecular Basis for Variations in Hereditary Colorectal Cancer Syndromes
M.D. Anderson Cancer Center
- Location
- Houston, TX
- 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.