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
Oxygenation in Vascular Lesions of the Colon
University of Chicago
- Location
- Chicago, IL
- Eligibility basics
- Ages 18–89
- RecruitingHealthy volunteers
Abuse Liability and Appeal of Oral Nicotine Products
University of Southern California
- Location
- Los Angeles, CA
- Eligibility basics
- Ages 21–25
- RecruitingHealthy volunteers
Predicting Future Errors During Skill Performance
National Institute of Neurological Disorders and Stroke (NINDS)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–35
- RecruitingHealthy volunteers
Time-Efficient Inspiratory Muscle Strength Training for Reducing Sympathetic Activity and Improving Sleep in Midlife Women
Mayo Clinic
- Location
- Rochester, MN
- Eligibility basics
- Ages 45–60 · Women only
- RecruitingHealthy volunteers
Improving Behavioral Health for Caregivers and Children After Pediatric Injury
Medical University of South Carolina
- Location
- Los Angeles, CA + 3 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Adolescent Stress and Substance Intervention Subsequent to Trauma
Rhode Island Hospital
- Location
- Providence, RI
- Eligibility basics
- Ages 12–17
- RecruitingHealthy volunteers
Acceptability of Testing DNA Markers in Vaginal Fluid for the Detection of Endometrial Cancer
Mayo Clinic
- Location
- Rochester, MN
- Eligibility basics
- Ages 45+ · Women only
- RecruitingHealthy volunteers
Effects of Delay in Hearing Assistive Technology
University of Illinois at Chicago
- Location
- Chicago, IL
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Digitally Enhanced Stepped-Care for Depression in Primary Care
Medical University of South Carolina
- Location
- Charleston, SC
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Visual Remapping to Aid Reading With Field Loss
University of Minnesota
- Location
- Minneapolis, MN
- Eligibility basics
- Ages 16+
- RecruitingHealthy volunteers
Alternative Therapies for Improving Physical Function in Individuals With Stroke
University of Illinois at Chicago
- Location
- Chicago, IL
- Eligibility basics
- Ages 18–90
- RecruitingHealthy volunteers
Dual Task Perturbation Training for OAwMCI
University of Illinois at Chicago
- Location
- Chicago, IL
- Eligibility basics
- Ages 55+
- RecruitingHealthy volunteers
Optimizing Orthodontic Appliances Efficiency With Remote Dental Monitoring and Artificial Intelligence Algorithms
University of Illinois at Chicago
- Location
- Chicago, IL
- Eligibility basics
- Ages 12–70
- RecruitingHealthy volunteers
Vibratory Stimulation to Improve Balance Recovery
Rutgers, The State University of New Jersey
- Location
- Newark, NJ
- Eligibility basics
- Ages 65+
- RecruitingHealthy volunteers
The Brain Processes Underlying Speech Motor Learning and Speech Production
Arizona State University
- Location
- Tempe, AZ
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 4
GLUCOSE-MGH: Genetic Links Understood Through Challenge With Oral Semaglutide Exposure at MGH
Massachusetts General Hospital
- Location
- Boston, MA
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Autoimmune and Autoinflammatory Genetics Study
NYU Langone Health
- Location
- New York, NY + 1 other US site
- Eligibility basics
- Ages 1 mo+
- RecruitingHealthy volunteers
Does Social Media Impact Adolescent Mental Health?
Georgetown University
- Location
- Washington D.C., DC
- Eligibility basics
- Ages 10–14
- RecruitingHealthy volunteers
The Grief Navigation Trial: A Comparison of Two Interventions to Support Parents After Their Child's Unexpected or Traumatic Death
Ann & Robert H Lurie Children's Hospital of Chicago
- Location
- Chicago, IL + 6 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Evaluation of Geriatric Assessment and Management for Older Adults With Non-small Cell Lung Cancer Receiving Chemotherapy Radiation Therapy
City of Hope Medical Center
- Location
- Duarte, CA + 1 other US site
- Eligibility basics
- Ages 60+
- RecruitingHealthy volunteers
Evaluation of a Novel Auto Segmentation Algorithm for Normal Structure Delineation in Radiation Treatment Planning
Mayo Clinic
- Location
- Scottsdale, AZ + 6 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Kidney Stone Inflammation
University of Chicago
- Location
- Chicago, IL
- Eligibility basics
- Ages 18–70
- RecruitingHealthy volunteers
American Indian Smokefree Native RCT
Masonic Cancer Center, University of Minnesota
- Location
- Minneapolis, MN
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Eating Disorders Genetics Initiative 2
University of North Carolina, Chapel Hill
- Location
- Chapel Hill, NC
- Eligibility basics
- Ages 12–99
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.