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
Adaptive Optics Retinal Imaging
Food and Drug Administration (FDA)
- Location
- Silver Spring, MD
- Eligibility basics
- Ages 21+
- RecruitingHealthy volunteers
CV Imaging of Metabolic Interventions
The Cleveland Clinic
- Location
- Cleveland, OH
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Development of CIRC Technologies
The Cleveland Clinic
- Location
- Cleveland, OH
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
A Multilevel Approach to Connecting Underrepresented Populations to Clinical Trials
University of Florida
- Location
- Jacksonville, FL
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteers
Effectiveness of Relationship Education for Reducing HIV Incidence Among Men Who Have Sex With Men
Northwestern University
- Location
- Chicago, IL
- Eligibility basics
- Ages 16–34
- RecruitingHealthy volunteers
Manualized Assessment and Treatment Model of Challenging Behavior
Rutgers, The State University of New Jersey
- Location
- Somerset, NJ
- Eligibility basics
- Ages 3–17
- RecruitingHealthy volunteers
Functional Brain Network Changes in Patients Undergoing Deep Brain Stimulation for Essential Tremor
The Cleveland Clinic
- Location
- Cleveland, OH
- Eligibility basics
- Ages 30–80
- RecruitingHealthy volunteers
Swallowing Impairments in Adults With and Without Alzheimer's Disease
Vanderbilt University Medical Center
- Location
- Nashville, TN
- Eligibility basics
- Ages 60+
- RecruitingHealthy volunteers
Enhancing Oral Cancer Awareness
Virginia Commonwealth University
- Location
- Richmond, VA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Cognitive-Sensorimotor Function in Long-COVID
VA Office of Research and Development
- Location
- Chicago, IL
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Effect of a Fermented Dairy Protein With Prebiotic Fiber on GI Complaints
Arizona State University
- Location
- Phoenix, AZ
- Eligibility basics
- Ages 18–50
- RecruitingHealthy volunteers
Testing a Measurement Feedback App to Improve Data Quality, Supervision & Outcomes in Behavioral Health
University of Pennsylvania
- Location
- Philadelphia, PA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Bundled Cancer Screening and Genetic Services Navigation
Georgetown University
- Location
- Newark, DE + 1 other US site
- Eligibility basics
- Ages 45–74 · Women only
- RecruitingHealthy volunteers
QT-Digital Mental Health Engagement Study
University of Washington
- Location
- Alexandria, VA + 1 other US site
- Eligibility basics
- Ages 14+
- RecruitingHealthy volunteers
Educational, Social Support, and Nutritional Interventions and Their Cumulative Effect on Pregnancy Outcomes and Quality of Life in Teen and Adult Women With Phenylketonuria
Emory University
- Location
- Atlanta, GA
- Eligibility basics
- Ages 11+ · Women only
- RecruitingHealthy volunteers
An Automatically Adjusting Prosthetic Socket for People With Transtibial Amputation
University of Washington
- Location
- Seattle, WA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Gut Kidney Axis in Enteric Hyperoxaluria
NYU Langone Health
- Location
- New York, NY
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteers
The Cardiovascular Impact of Hot Flushes
University of Minnesota
- Location
- Minneapolis, MN
- Eligibility basics
- Ages 40–70 · Women only
- RecruitingHealthy volunteers
Intermediate Visual Space Perception
University of Louisville
- Location
- Louisville, KY
- Eligibility basics
- Ages 18–40
- RecruitingHealthy volunteers
Wayfinding Intervention and Long-Term Memory
University of California, San Francisco
- Location
- San Francisco, CA
- Eligibility basics
- Ages 60–85
- RecruitingHealthy volunteers
Targeting Breathing Limitations to Improve Functional Outcomes in HFpEF
University of Texas Southwestern Medical Center
- Location
- Dallas, TX
- Eligibility basics
- Ages 55–90
- RecruitingHealthy volunteers
StuDy AimED at Increasing AlCohol AbsTinEnce
University of Illinois at Chicago
- Location
- Chicago, IL
- Eligibility basics
- Ages 18–24
- RecruitingHealthy volunteers
Comparing a Team-Based Approach to Standard Well-Child Visits To Improve Preventive Care Services
Seattle Children's Hospital
- Location
- Columbus, OH
- Eligibility basics
- Ages 10 mo–1
- RecruitingHealthy volunteers
Evaluating and Monitoring Immune and Clinical Responses in Early-Stage Triple Negative Breast Cancer Undergoing Neoadjuvant Chemo-immunotherapy With Pembrolizumab
Emory University
- Location
- Atlanta, GA
- Eligibility basics
- Ages 18+ · Women only
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.