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
Detection of Vocal Fold Motion Impairment on Noninvasive Positive Pressure
Nemours Children's Clinic
- Location
- Queens, NY
- Eligibility basics
- Ages 0 mo–18
- RecruitingHealthy volunteers
Variability in Analgesic Response to Ibuprofen
University of Pennsylvania
- Location
- Philadelphia, PA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Neuromodulation of Brain and Emotional Responses to Psychological Stress
University of Pittsburgh
- Location
- Pittsburgh, PA
- Eligibility basics
- Ages 30–50
- RecruitingHealthy volunteers
Pilot Study of Mindset Moments Among Adolescent and Young Adult Cancer Survivors
Duke University
- Location
- Durham, NC
- Eligibility basics
- Ages 19–25
- RecruitingHealthy volunteers
Rejection Sensitivity and Puberty in Mental Health Vulnerability to Social Media Experiences in Early Adolescent Girls
Washington University School of Medicine
- Location
- St Louis, MO
- Eligibility basics
- Ages 10+ · Women only
- RecruitingHealthy volunteers
Non-invasive Stimulation of the Glymphatic System for Slowing Cognitive Decline
University of Wisconsin, Madison
- Location
- Madison, WI
- Eligibility basics
- Ages 20–85
- RecruitingHealthy volunteers
Platelet Rich Plasma for Musculoskeletal Conditions
University of Utah
- Location
- Salt Lake City, UT
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Auditory EEG and Behavioral Assessments in Individuals With Rett Syndrome
University of Rochester
- Location
- Rochester, NY
- Eligibility basics
- Ages 2+
- RecruitingHealthy volunteers
High Resolution Retinal Imaging
University of Pennsylvania
- Location
- Philadelphia, PA
- Eligibility basics
- Ages 7+
- RecruitingHealthy volunteers
A Molecular Anatomic Imaging Analysis of Tau in Progressive Supranuclear Palsy
Mayo Clinic
- Location
- Rochester, MN
- Eligibility basics
- Ages 35+
- RecruitingHealthy volunteersPhase 4
Regional Blocks for Lateral Condyle Fractures
University of California, Los Angeles
- Location
- Los Angeles, CA
- Eligibility basics
- Ages 4–12
- RecruitingHealthy volunteersPhase 4
Markers of Osteoporosis in Cystic Fibrosis
University of Texas Southwestern Medical Center
- Location
- Dallas, TX
- Eligibility basics
- Ages 18–64
- RecruitingHealthy volunteers
Fear and Avoidance in PTSD Patients
The University of Texas Health Science Center, Houston
- Location
- Houston, TX
- Eligibility basics
- Ages 18–70
- RecruitingHealthy volunteers
Neuromodulation of the Fear Extinction Circuit Using Temporally and Anatomically Specific TMS in Humans
The University of Texas Health Science Center, Houston
- Location
- Houston, TX
- Eligibility basics
- Ages 18–70
- RecruitingHealthy volunteersPhase 2
Transcranial Direct Current Stimulation in the Treatment of Primary Progressive Aphasia
Johns Hopkins University
- Location
- Baltimore, MD + 1 other US site
- Eligibility basics
- Ages 50–90
- RecruitingHealthy volunteers
Improving Medication Adherence Using Family-focused and Literacy-sensitive Strategies
Jia-Rong Wu
- Location
- Lexington, KY
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Linking Brain Network Dynamics to Imminent Smoking Lapse Risk and Behavior
Penn State University
- Location
- University Park, PA
- Eligibility basics
- Ages 21–65
- RecruitingHealthy volunteers
Striated Esophageal Motor Function Modulation in Health and Disease
Medical College of Wisconsin
- Location
- Milwaukee, WI
- Eligibility basics
- Ages 18–90
- RecruitingHealthy volunteers
Effect of Drain Care on Infection Rate and Quality of Life in Implant-Based Breast Reconstruction.
University of Missouri-Columbia
- Location
- Columbia, MO
- Eligibility basics
- Ages 18–100 · Women only
- RecruitingHealthy volunteers
A Study of Invasive Hemodynamic for MACHD Registry
Mayo Clinic
- Location
- Rochester, MN
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
A SMART Trial of Adaptive Exercises to Optimize Aerobic-Fitness Responses
Arizona State University
- Location
- Phoenix, AZ
- Eligibility basics
- Ages 65+
- RecruitingHealthy volunteers
Evaluating an Adverse Childhood Experience-Targeting Advocate Model of a Substance Use Prevention Program
RTI International
- Location
- Tinton Falls, NJ
- Eligibility basics
- Ages 7+
- RecruitingHealthy volunteersPhase 2
Intranasal Oxytocin Intervention for Caregivers to Persons With Dementia
University of Nebraska
- Location
- Omaha, NE
- Eligibility basics
- Ages 50+ · Women only
- RecruitingHealthy volunteers
Attention and Eye Movement in Parkinson's Disease
University of Nebraska
- Location
- Omaha, NE
- Eligibility basics
- Ages 19–90
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.