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
Taxi ROADmAP (Realizing Optimization Around Diet And Physical Activity)
Memorial Sloan Kettering Cancer Center
- Location
- New York, NY
- Eligibility basics
- Ages 21+
- RecruitingHealthy volunteers
Closed-Loop Brain Stimulation as a Potential Intervention for Cognitive Decline
University of Texas at Austin
- Location
- Austin, TX
- Eligibility basics
- Ages 18–90
- RecruitingHealthy volunteers
IMPACT: Improving Maternal Postpartum Access to Care Through Telemedicine
University of Texas Southwestern Medical Center
- Location
- Atlanta, GA + 1 other US site
- Eligibility basics
- Ages 18+ · Women only
- RecruitingHealthy volunteers
Impact of Aromatase Inhibitor Therapy on Glucose Homeostasis and Diabetes Risk
Mayo Clinic
- Location
- Rochester, MN
- Eligibility basics
- Any age listed · Women only
- RecruitingHealthy volunteers
A Clinic-wide Intervention (Primary Care-GI Connect) for Improving Rates of Colonoscopy After Abnormal Fecal Immunochemical Test Result in Patients at Federally Qualified Health Centers
Jonsson Comprehensive Cancer Center
- Location
- Los Angeles, CA
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Assessing Brain Metabolism Using MRS With Deuterated Glucose
University of California, San Francisco
- Location
- San Francisco, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
HOTSPOT Study: Implement and Evaluate the PrEP (Pre-exposure Prophylaxis) Implementation Strategy
University of Texas Southwestern Medical Center
- Location
- Dallas, TX
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
IEEM- Work:Rest Cycles in Burn Survivors- Humidity
University of Texas Southwestern Medical Center
- Location
- Dallas, TX
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Molecular Residual Disease Assessment in a Representative Diverse Population of Patients With Early-stage Breast Cancer
UNC Lineberger Comprehensive Cancer Center
- Location
- Chapel Hill, NC
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Sex Differences in E-Cigarette Perception
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 21–44
- RecruitingHealthy volunteersPhase 4
Period Pills for Menstrual Regulation: A New Reproductive Health Option
University of California, San Francisco
- Location
- Roanoke, VA
- Eligibility basics
- Ages 18+ · Women only
- RecruitingHealthy volunteers
Targeted Assessment of Cognition and Tactical-performance With Ingested Ketones
Florida State University
- Location
- Tallahassee, FL
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Arizona CEAL: Linking Social Care With Healthcare Systems to Address SDOH
Sairam Parthasarathy
- Location
- Tucson, AZ + 1 other US site
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Baltimore Longitudinal Study of Aging
National Institute on Aging (NIA)
- Location
- Baltimore, MD
- Eligibility basics
- Ages 20–120
- RecruitingHealthy volunteers
Robot Aided Rehabilitation - Multi-joint Evaluations
University of Maryland, Baltimore
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–85
- RecruitingHealthy volunteers
A Multi-Modality Surveillance Program for Women at High Risk for Breast Cancer
University of Chicago
- Location
- La Jolla, CA + 2 other US sites
- Eligibility basics
- Ages 25+ · Women only
- RecruitingHealthy volunteers
Contributions of mTBI to Neurodegeneration Due to Chronic Traumatic Encephalopathy (CTE) and Alzheimer's Disease (AD)
VA Office of Research and Development
- Location
- Boston, MA
- Eligibility basics
- Ages 30–90
- RecruitingHealthy volunteersPhase 4
Pragmatic Evaluation of Events And Benefits of Lipid-lowering in Older Adults
Duke University
- Location
- Birmingham, AL + 88 other US sites
- Eligibility basics
- Ages 75+
- RecruitingHealthy volunteers
Speech Signals in Stuttering
University of Pittsburgh
- Location
- Pittsburgh, PA
- Eligibility basics
- Ages 5–17
- RecruitingHealthy volunteers
Friedreich Ataxia Global Clinical Consortium UNIFIED Natural History Study
Friedreich's Ataxia Research Alliance
- Location
- Los Angeles, CA + 8 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Imaging Traumatic Stress and Alcohol Use Disorder With [18F]Bavarostat
Yale University
- Location
- New Haven, CT
- Eligibility basics
- Ages 18–70
- RecruitingHealthy volunteers
Cardiopulmonary Function and Cerebral Blood Flow in Hodgkin Lymphoma Survivors
St. Jude Children's Research Hospital
- Location
- Memphis, TN
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
HealthyTogether: RCT of a Dyadic Weight Management Intervention
VA Office of Research and Development
- Location
- Aurora, CO + 1 other US site
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Future Leaders Program: Testing a Youth Leadership, Engagement, and Mindfulness Program
Boston University Charles River Campus
- Location
- Chicago, IL + 2 other US sites
- Eligibility basics
- Ages 14+
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.