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 volunteersPhase 2
Gii'Igoshimong: Sitting With Your First Family
Johns Hopkins Bloomberg School of Public Health
- Location
- Duluth, MN
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Examining Valence-based Effects in Self-Monitoring Feedback Messages
University of Virginia
- Location
- Charlottesville, VA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Biomarkers for Exercise
NYU Langone Health
- Location
- New York, NY
- Eligibility basics
- Ages 18–50
- RecruitingHealthy volunteers
Pain in Aging Former Athletes, Master's Athletes, and Nonathletes
Marquette University
- Location
- Milwaukee, WI
- Eligibility basics
- Ages 35–65
- RecruitingHealthy volunteers
Dose-Response Impact of Geranylgeraniol (GG) Supplementation on Muscle Health
Lindenwood University
- Location
- Saint Charles, MO
- Eligibility basics
- Ages 30–60
- RecruitingHealthy volunteers
Development and Validation of Multi-nuclear Magnetic Resonance Imaging and Spectroscopy for Whole Body Human Applications
AdventHealth Translational Research Institute
- Location
- Orlando, FL
- Eligibility basics
- Ages 12–89
- RecruitingHealthy volunteers
Effects of Brain Stimulation on Cognition, Oscillations and GABA Levels in Schizophrenia
University of California, Davis
- Location
- Sacramento, CA
- Eligibility basics
- Ages 18–47
- RecruitingHealthy volunteers
MicroRNA Correlates of Childhood Maltreatment and Suicidality
University of Alabama at Birmingham
- Location
- Birmingham, AL + 1 other US site
- Eligibility basics
- Ages 18–60
- RecruitingHealthy volunteers
ROSE in Sunset Park
NYU Langone Health
- Location
- New York, NY
- Eligibility basics
- Ages 18–100 · Women only
- RecruitingHealthy volunteers
Chronic Treatment of Alzheimer's Disease by Gamma Light and Sound Therapy
Massachusetts Institute of Technology
- Location
- Cambridge, MA
- Eligibility basics
- Ages 65–100
- RecruitingHealthy volunteers
Alpha Auditory Entrainment for Cognitive Enhancement and Sensory Hypersensitivity in Youth With Developmental Disorders
Children's Hospital Medical Center, Cincinnati
- Location
- Cincinnati, OH
- Eligibility basics
- Ages 5–10
- RecruitingHealthy volunteers
Pleural Space Saline Irrigation in Addition to Standard Intrapleural Thrombolytic Therapy in Empyema/Complicated Parapneumonic Effusion
Mayo Clinic
- Location
- Rochester, MN
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Effect of Transcutaneous Electrical Nerve Stimulation on Post-stroke Patients
University of Texas Southwestern Medical Center
- Location
- Dallas, TX
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteers
The Modulatory Effect of Female Sex Hormones on Spinal Neuroplasticity
University of Texas Southwestern Medical Center
- Location
- Dallas, TX
- Eligibility basics
- Ages 18–39
- RecruitingHealthy volunteers
Noradrenergic Dysregulation, Sleep and Cognition in Older Adults With Insomnia
Northwestern University
- Location
- Chicago, IL
- Eligibility basics
- Ages 55+
- RecruitingHealthy volunteers
Pneumatic Compression vs Blood Flow Restriction for Muscle Recovery
University of Southern California
- Location
- Los Angeles, CA
- Eligibility basics
- Ages 18–30
- RecruitingHealthy volunteers
My Life and My Experiences Project
University of California, Irvine
- Location
- Irvine, CA
- Eligibility basics
- Ages 12–18
- RecruitingHealthy volunteers
Continuous Glucose Monitoring (CGM) in Prediabetes With Community Based Recruitment
David S Black, PhD
- Location
- Los Angeles, CA
- Eligibility basics
- Ages 35+
- RecruitingHealthy volunteersPhase 4
Blood Donor CVD 5000
University of Maryland, Baltimore
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 2
Trial of Suvorexant for Sleep in Children With Autism
Stanford University
- Location
- Stanford, CA
- Eligibility basics
- Ages 13–17
- RecruitingHealthy volunteers
The Spine Phenome Project
Ohio State University
- Location
- Columbus, OH
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Baylor Infant and Toddler Biomarker of Nutrition Study
Baylor College of Medicine
- Location
- Houston, TX
- Eligibility basics
- Ages 4 mo–2
- RecruitingHealthy volunteers
Guided Episodic Future Thinking to Increase Physical Activity Adherence and Promote Healthy Brain Aging
University of Kansas Medical Center
- Location
- Kansas City, KS
- Eligibility basics
- Ages 45–65
- RecruitingHealthy volunteers
Brain Vascular and Neural Function Linked to Balance Across the Adult Lifespan
University of Minnesota
- Location
- Minneapolis, MN
- Eligibility basics
- Ages 21–95
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.