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
Project REACH: A Comprehensive Telehealth Intervention at Syringe Service Programs to Engage People Who Use Drugs
University of Minnesota
- Location
- Minneapolis, MN
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Project Independence
University of Miami
- Location
- Coral Gables, FL
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 2
Role of Sympathetic Overactivity and Angiotensin II in PTSD and CV
Emory University
- Location
- Decatur, GA
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Role of Body Fat Distribution in Metabolic and Pulmonary Decline in Cystic Fibrosis (ORBIT-CF)
Emory University
- Location
- Atlanta, GA
- Eligibility basics
- Ages 16+
- RecruitingHealthy volunteers
Late Onset Alzheimer's Disease
Columbia University
- Location
- Washington D.C., DC + 11 other US sites
- Eligibility basics
- Ages 55+
- RecruitingHealthy volunteersPhase 2
Pharmaco-Neuroimaging Studies of Approach/Avoidance Behaviors and Post-Mortem Studies: Pharmacological Manipulation
Mclean Hospital
- Location
- Belmont, MA
- Eligibility basics
- Ages 18–45
- RecruitingHealthy volunteersPhase 2
A Phase II Study of the Combination of Azacitidine and Pembrolizumab for Patients Relapsed/Refractory Hodgkin's Lymphoma
M.D. Anderson Cancer Center
- Location
- Houston, TX
- Eligibility basics
- Ages 1+
- RecruitingHealthy volunteers
Testing Effects of Melatonin on Uterine Contractions in Women
Brigham and Women's Hospital
- Location
- Boston, MA
- Eligibility basics
- Ages 18–35 · Women only
- RecruitingHealthy volunteers
Implementation Trial to Evaluate a Population Health Combination Intervention to Meet HIV Testing, Linkage, and Viral Suppression Goals in Alabama
University of Alabama at Birmingham
- Location
- Birmingham, AL
- Eligibility basics
- Ages 13+
- RecruitingHealthy volunteers
The ROSE Scale-up Study: Informing a Decision About ROSE as Universal PPD Prevention
Michigan State University
- Location
- Flint, MI
- Eligibility basics
- Ages 18+ · Women only
- RecruitingHealthy volunteers
The Metabolic Effects of Intermittent Fasting
University of Pittsburgh
- Location
- Pittsburgh, PA
- Eligibility basics
- Ages 21–45
- RecruitingHealthy volunteers
Studies of Human Inference Using On-line Testing
University of Colorado, Boulder
- Location
- Boulder, CO
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Impact of Yo-Yo Sleep on Cardiometabolic Health
Columbia University
- Location
- New York, NY
- Eligibility basics
- Ages 18–49
- RecruitingHealthy volunteers
Milk-Tot Study: Impact of Whole Versus Low-fat Milk on Child Health
University of California, Davis
- Location
- Oakland, CA
- Eligibility basics
- Ages 1–4
- RecruitingHealthy volunteersPhase 2
Dronabinol as an Adjunct for Reducing Pain
Christopher D. Verrico
- Location
- Houston, TX
- Eligibility basics
- Ages 18–64
- RecruitingHealthy volunteers
Evaluation of Peer Group Connection - Middle School
The Policy & Research Group
- Location
- New Orleans, LA
- Eligibility basics
- Ages 11–14
- RecruitingHealthy volunteers
The Collaborative Care PrTNER Study
Children's Hospital of Philadelphia
- Location
- Philadelphia, PA
- Eligibility basics
- Ages 15–29 · Men only
- RecruitingHealthy volunteers
Systems Analysis and Improvement to Optimize Opioid Use Disorder Care Quality and Continuity for Patients Exiting Jail
University of Washington
- Location
- Seattle, WA
- Eligibility basics
- Ages 18–110
- RecruitingHealthy volunteers
Breaking Silence Through Story: A Narrative Medicine Intervention for Parents of Children With Urogenital Conditions
Sarah Schlegel
- Location
- Boston, MA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
IOA Preventing Occlusal Changes With MAD Use
Isabel Moreno Hay
- Location
- Lexington, KY
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Blood Flow Restriction Training as a Targeted Intervention for Rowers With Back Pain.
Loma Linda University
- Location
- Loma Linda, CA
- Eligibility basics
- Ages 13–20
- RecruitingHealthy volunteers
Planning Together: A Couple-based, Multi-level Prenatal Contraceptive Education Program for Economically Marginalized Families
University of Tennessee Graduate School of Medicine
- Location
- Knoxville, TN
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Click & Pick Study
University of Pennsylvania
- Location
- Philadelphia, PA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Testing an MBI for Smoking Cessation and Alcohol Use Among Cancer Survivors
H. Lee Moffitt Cancer Center and Research Institute
- Location
- Tampa, FL
- Eligibility basics
- Ages 18+
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.