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
Cerebellar Involvement in Cognitive Sequencing
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–50
- RecruitingHealthy volunteers
A Novel Molecular Approach to Blood DNA Screening for Cancer: Specificity Assessment (The NOMAD Study)
Mayo Clinic
- Location
- Rochester, MN
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Sleep as a Mechanism of Change in Alcohol Use
University of Missouri-Columbia
- Location
- Columbia, MO
- Eligibility basics
- Ages 18–49
- RecruitingHealthy volunteers
COmmunities Aligned to Reduce Concussion and Head Impact Exposure
Wake Forest University Health Sciences
- Location
- Winston-Salem, NC
- Eligibility basics
- Ages 11–14
- RecruitingHealthy volunteers
Hyperpolarized 13C Pyruvate-MRI and FDG-PET in a Single Exam for the Prognosis of Ischemic Cardiomyopathy
University of Texas Southwestern Medical Center
- Location
- Dallas, TX
- Eligibility basics
- Ages 20–80
- RecruitingHealthy volunteers
ARPA-H Smart Band-Aid to Measure Chronic Pain in Women
Northwestern University
- Location
- Chicago, IL
- Eligibility basics
- Ages 18+ · Women only
- RecruitingHealthy volunteers
SeizEAR Safety Study
Icahn School of Medicine at Mount Sinai
- Location
- New York, NY
- Eligibility basics
- Ages 18–70
- RecruitingHealthy volunteersPhase 2
Luspatercept + Darbepoetin in MDS
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Pregnancy and Postpartum Breastfeeding Support for Patients With Gestational Diabetes
University of California, Davis
- Location
- Sacramento, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Lung and Heart Function Across Decades of Life in Health
University of California, San Francisco
- Location
- San Francisco, CA
- Eligibility basics
- Ages 24–68
- RecruitingHealthy volunteers
Prenatal Education on Environmental Exposures During Pregnancy Study (PEEPS)
The University of Texas Medical Branch, Galveston
- Location
- Galveston, TX + 1 other US site
- Eligibility basics
- Ages 18+ · Women only
- RecruitingHealthy volunteers
Testing the Abuse Liability of Hyper-palatable Foods
University of Kansas
- Location
- Lawrence, KS
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Assessing the Relationships Between Parent-child Eating in the Absence of Hunger, Appetitive Traits, and Food Parenting.
State University of New York at Buffalo
- Location
- Buffalo, NY
- Eligibility basics
- Ages 5–99
- RecruitingHealthy volunteersPhase 4
Post-Prandial Carbohydrate Metabolism in Individuals With and Without Post-Bariatric Surgery Hypoglycemia (PBH)
Joslin Diabetes Center
- Location
- Birmingham, AL + 1 other US site
- Eligibility basics
- Ages 18–70
- RecruitingHealthy volunteers
Sickle Cell Disease Biofluid Chip Technology (SCD BioChip)
University Hospitals Cleveland Medical Center
- Location
- Cleveland, OH
- Eligibility basics
- Ages 12+
- RecruitingHealthy volunteers
QST Study: Predicting Treatment Response in Chronic Pancreatitis Using Quantitative Sensory Testing
Anna Evans Phillips
- Location
- Baltimore, MD + 1 other US site
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Near Infrared Spectroscopy (NIRS) for Assessment of Depression
University of California, San Francisco
- Location
- San Francisco, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Chronic Widespread Pain in HIV: Novel Mechanisms and Therapeutics
Florida International University
- Location
- Miami, FL
- Eligibility basics
- Ages 19–65
- RecruitingHealthy volunteers
Randomized Trial on Mobile Technology and Young Drivers' Cellphone Use
Motao Zhu
- Location
- Columbus, OH
- Eligibility basics
- Ages 18–24
- RecruitingHealthy volunteers
Single Dose Amikacin for Uncomplicated Cystitis in the ED: A Feasibility Study
Antonios Likourezos
- Location
- Brooklyn, NY
- Eligibility basics
- Ages 14–110 · Women only
- RecruitingHealthy volunteersPhase 4
Pain Control for Undergoing Costal Cartilage Harvesting
Mayo Clinic
- Location
- Rochester, MN
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Defining Neurobiological Links Between Substance Use and Mental Illness
National Institute on Drug Abuse (NIDA)
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–60
- RecruitingHealthy volunteers
Efficacy of a Multi-level School Intervention for LGBTQ Youth
Washington University School of Medicine
- Location
- St Louis, MO
- Eligibility basics
- Ages 12–20
- RecruitingHealthy volunteers
Orexin s Role in the Neurobiology of Substance Use Disorder
National Institute on Drug Abuse (NIDA)
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–60
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.