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
Autonomic Reactivity and Personalized Neurostimulation
Medical College of Wisconsin
- Location
- Milwaukee, WI
- Eligibility basics
- Ages 11–18 · Women only
- RecruitingHealthy volunteers
Can Stories Encourage the Elderly to Vaccinate? Combining Viewer-tailored Personal Narrative Videos With Informational Videos to Improve Vaccine Uptake Among Older Adults
Johns Hopkins Bloomberg School of Public Health
- Location
- New York, NY
- Eligibility basics
- Ages 50+
- RecruitingHealthy volunteers
Investigating Mediodorsal Thalamus Representations Underlying Human Cognitive Flexibility
Kai Hwang
- Location
- Iowa City, IA
- Eligibility basics
- Ages 18–35
- RecruitingHealthy volunteers
Impact of Pistachio Consumption on Sleep
Columbia University
- Location
- New York, NY
- Eligibility basics
- Ages 45–64
- RecruitingHealthy volunteers
Testing MOUD Scale-Up
University of Wisconsin, Madison
- Location
- Madison, WI
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Testing the Effectiveness of an Intervention That Aligns Circadian Rhythm With Daily Activities on Student Flourishing
University of California, San Diego
- Location
- La Jolla, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Pilot Study of Suction as a Mechanism of IUD Expulsion With Concomitant Menstrual Cup Use
University of Colorado, Denver
- Location
- Denver, CO
- Eligibility basics
- Ages 18–45 · Women only
- RecruitingHealthy volunteers
External Pharyngeal Exerciser and Dysphagia
Medical College of Wisconsin
- Location
- Milwaukee, WI
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Effect of Silver Diamine Fluoride on Local Anesthesia in Hypomineralized Molars
University of Michigan
- Location
- Ann Arbor, MI
- Eligibility basics
- Ages 6–11
- RecruitingHealthy volunteers
Virtual Reality for Non-cardiac Chest Pain
Mayo Clinic
- Location
- Jacksonville, FL
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Potential Benefits of Parent Child Interaction Therapy (PCIT)
University of Florida
- Location
- Gainesville, FL + 1 other US site
- Eligibility basics
- Ages 18–89
- RecruitingHealthy volunteers
Assessing Perceptual Effects of Interactive Tasks
Penn State University
- Location
- University Park, PA
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
A Digital Intervention to Promote Preschool Nutrition and Activity: The eHEROs Study
Cornell University
- Location
- Ithaca, NY
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Media and Mental Health
University of Arizona
- Location
- Tucson, AZ
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Use of the Electronic Medical Record to Screen Code Status Preference Using Death Language
Rutgers, The State University of New Jersey
- Location
- New Brunswick, NJ
- Eligibility basics
- Ages 65+
- RecruitingHealthy volunteers
Genetic Studies of Strabismus, Congenital Cranial Dysinnervation Disorders (CCDDs), and Their Associated Anomalies
Boston Children's Hospital
- Location
- Boston, MA
- Eligibility basics
- Ages 0 mo+
- RecruitingHealthy volunteers
Tau PET in Imaging and Cognition: Healthy Adults From 55-90
Yaakov Stern
- Location
- New York, NY
- Eligibility basics
- Ages 55–90
- RecruitingHealthy volunteers
Take A Break - Rural
Wake Forest University Health Sciences
- Location
- Winston-Salem, NC
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 2
Family Acceptance Project Online (Pilot RCT)
University of Michigan
- Location
- Ann Arbor, MI
- Eligibility basics
- Ages 14+
- RecruitingHealthy volunteers
Nutrition to Support Postoperative Recovery
Dartmouth-Hitchcock Medical Center
- Location
- Lebanon, NH
- Eligibility basics
- Ages 70+
- RecruitingHealthy volunteers
Phosphorylated Tau Levels in Donated Blood
The University of Texas Health Science Center, Houston
- Location
- Houston, TX
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Novel Serum Markers for Monitoring Response to Anti-Cancer Therapy
Stanford University
- Location
- Stanford, CA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Health, Environment and Action in Louisville (HEAL) Green Heart Louisville Project
University of Louisville
- Location
- Louisville, KY
- Eligibility basics
- Ages 30–70
- RecruitingHealthy volunteers
Dual Lead Thalamic Deep Brain Recording (DBR)-DBS Interface for Closed Loop Control of Severe Essential Tremor
University of Florida
- Location
- Gainesville, FL
- Eligibility basics
- Ages 21–99
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.