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
A Mixed Methods Pilot Trial of the STEP Home Workshop to Improve Reintegration and Reduce Suicide Risk for Recently Transitioned Veterans
VA Office of Research and Development
- Location
- Boston, MA
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
A Study of an Anxiety Intervention for Latino/Latina/Hispanic Older Adults With Cancer and Their Caregivers
Memorial Sloan Kettering Cancer Center
- Location
- Basking Ridge, NJ + 6 other US sites
- Eligibility basics
- Ages 40+
- RecruitingHealthy volunteers
Non-invasive Vagus Nerve Stimulation (nVNS) and Cognition in Young Adult Vapers - A Pilot Study
Temple University
- Location
- Philadelphia, PA
- Eligibility basics
- Ages 18–25
- RecruitingHealthy volunteersPhase 4
The TEAM Study - Treatment Efficacy for Autism/Attention Using Mixed Amphetamine
Gagan Joshi
- Location
- Boston, MA
- Eligibility basics
- Ages 8–18
- RecruitingHealthy volunteers
Monitoring Eating Across Locations (MEAL) - Timing, Intake, and Mealtime Evaluation (TIME)
Penn State University
- Location
- State College, PA
- Eligibility basics
- Ages 6–9
- RecruitingHealthy volunteers
Fructose Intestinal Gluconeogenesis
Touro University, California
- Location
- Vallejo, CA
- Eligibility basics
- Ages 20–55
- RecruitingHealthy volunteers
Chronic Infections and Inflammation in ME/CFS: An Observational Study
University of California, San Francisco
- Location
- San Francisco, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 4
Elucidating the Role of Cholinergic Degeneration in Cognitive Fluctuations in Lewy Body Dementia
Virginia Commonwealth University
- Location
- Richmond, VA
- Eligibility basics
- Ages 50–89
- RecruitingHealthy volunteers
The Delayed Intervention and Surveillance for Small Renal Masses (DISSRM) Registry
Abramson Cancer Center at Penn Medicine
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteers
PPG to Predict Ejection Fraction and Other Echographic Data in the General Population
Tulane University
- Location
- New Orleans, LA + 2 other US sites
- Eligibility basics
- Ages 18–120
- RecruitingHealthy volunteers
Enhancing Capacity in Churches to Implement PA Programs
San Diego State University
- Location
- San Diego, CA
- Eligibility basics
- Ages 18–65 · Women only
- RecruitingHealthy volunteers
Enhancing Smoking Cessation Via Telehealth Options in Primary Care
Medical University of South Carolina
- Location
- Charleston, SC
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Dietary and Cognitive Effects of Food Ads Posted by TikTok Influencers
NYU Langone Health
- Location
- New York, NY
- Eligibility basics
- Ages 10–13
- RecruitingHealthy volunteers
Telephone-based Physical Activity Coaching or Self Monitored Physical Activity to Improve Physical Function in Older Adults Who Are Undergoing Surgery for Lung Cancer and Their Caregivers
City of Hope Medical Center
- Location
- Davis, CA + 15 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Maximizing Lymph Node Dissection on Fresh and Fixed Lung Cancer Resection Specimens
Brigham and Women's Hospital
- Location
- Boston, MA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Testing & Refinement of CarePair: An Assessment and Referral Platform to Support Family Caregivers of Alzheimer's Disease and Related Dementias.
University of Southern California
- Location
- Los Angeles, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
CHIME: Comparing Health Interventions for Maternal Equity
Stanford University
- Location
- Flushing, NY + 2 other US sites
- Eligibility basics
- Ages 18+ · Women only
- RecruitingHealthy volunteers
Evaluating AI-Generated Plain Language Summaries on Patient Comprehension of Ophthalmology Notes Among English-Speaking Patients
University of California, Los Angeles
- Location
- Los Angeles, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Ocular Complications From Cancer Therapy - Patient Registry and Biobank
University of Maryland, Baltimore
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Studying the Health Perceptions and Social Behaviors of Graduate Students at the Ohio State University for the Development of Effective Oral Nicotine Pouch Addictive Risk Communication
Ohio State University Comprehensive Cancer Center
- Location
- Columbus, OH
- Eligibility basics
- Ages 21+
- RecruitingHealthy volunteers
The 1200 Patients Project: Studying the Implementation of Clinical Pharmacogenomic Testing
University of Chicago
- Location
- Chicago, IL
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Analysis of Anterior Chamber Inflammation by Optical Coherence Tomography
The Cleveland Clinic
- Location
- Cleveland, OH
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Genetics of Uveitis
The Cleveland Clinic
- Location
- Cleveland, OH
- Eligibility basics
- Ages 6+
- RecruitingHealthy volunteers
Physical Activity and Cognitive Development in Children
Columbia University
- Location
- New York, NY
- Eligibility basics
- Ages 2–6
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.