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
The Alpha-1 Foundation's and University of Florida's Alpha-1 Coded Testing (ACT) Study
University of Florida
- Location
- Gainesville, FL
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteersPhase 4
Sex-Specific Effects of Endocrine Disruption on Aging and Alzheimer's Disease
Mayo Clinic
- Location
- Jacksonville, FL
- Eligibility basics
- Ages 60+ · Women only
- RecruitingHealthy volunteers
Biomarker Development for Muscular Dystrophies
Massachusetts General Hospital
- Location
- Boston, MA + 3 other US sites
- Eligibility basics
- Ages 5+
- RecruitingHealthy volunteers
Extracellular RNA Biomarkers of Myotonic Dystrophy
Massachusetts General Hospital
- Location
- Boston, MA + 2 other US sites
- Eligibility basics
- Ages 5+
- RecruitingHealthy volunteers
Improve Cancer-related Cognitive Impairment
University of Alabama at Birmingham
- Location
- Birmingham, AL
- Eligibility basics
- Ages 18–90 · Women only
- RecruitingHealthy volunteers
NIA_Improving Function and Well-being by Improving Patient Memory: Transdiagnostic Sleep and Circadian Treatment
University of California, Berkeley
- Location
- Berkeley, CA
- Eligibility basics
- Ages 50+
- RecruitingHealthy volunteers
Sensorimotor and Psychosocial Trajectories in Adolescents With Tic Disorder
Vanderbilt University Medical Center
- Location
- Nashvile, TN
- Eligibility basics
- Ages 11–17
- RecruitingHealthy volunteers
HEARS-NPS: Addressing Hearing Loss as a Common Unmet Contributor of Neuropsychiatric Symptoms
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 60–100
- RecruitingHealthy volunteers
Probing the Role of Mitochondrial Oxidative Stress in Impaired Vascular Function Among Young Adults With Early Life Adversity
University of Iowa
- Location
- Iowa City, IA
- Eligibility basics
- Ages 18–29
- RecruitingHealthy volunteers
Decompression Versus Decompression and Fusion
Massachusetts General Hospital
- Location
- Boston, MA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Target ALS Biomarker Study; Longitudinal Biofluids, Clinical Measures, and At Home Measures
Target ALS Foundation, Inc.
- Location
- Phoenix, AZ + 9 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 2
Soy Isoflavones For Inner City Infants At Risk For Asthma (SIRA) Study
Rajesh Kumar
- Location
- Chicago, IL + 1 other US site
- Eligibility basics
- Ages 2 mo–1
- RecruitingHealthy volunteers
Resistance and Aerobic Exercise for Prevention in Women With Dense Breasts (REP-D)
Dana-Farber Cancer Institute
- Location
- Boston, MA
- Eligibility basics
- Ages 18–59 · Women only
- RecruitingHealthy volunteers
Blood Flow Restriction Training in Patients With Lower Extremity Fractures
Denver Health and Hospital Authority
- Location
- Denver, CO
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteers
Enhancing Mammography Programs for Outreach, Wellness, Education, and Resources (EMPOWER) in Underserved Populations Study
University of Utah
- Location
- Salt Lake City, UT
- Eligibility basics
- Ages 18+ · Women only
- RecruitingHealthy volunteers
Defining TRPV4 Contribution of Schwann Cells to Oral Cancer Pain
New York University
- Location
- New York, NY
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Imaging Assessments of ARPKD Kidney Disease Progression
The Cleveland Clinic
- Location
- Cleveland, OH + 1 other US site
- Eligibility basics
- Ages 6+
- RecruitingHealthy volunteers
Advance Care Planning With Formerly Homeless Older Adults Residing in Permanent Supportive Housing
University of California, San Francisco
- Location
- Fremont, CA + 5 other US sites
- Eligibility basics
- Ages 50+
- RecruitingHealthy volunteers
Primary Prevention of Obesity in American Indian Youth in Rural Tribal Schools
Northern Arizona University
- Location
- Flagstaff, AZ
- Eligibility basics
- Ages 8–10
- RecruitingHealthy volunteers
Pancreatic Adenocarcinoma Gene Environment Risk Study
University of Pittsburgh
- Location
- Pittsburgh, PA
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Trigeminal Neuralgia Electrophysiology
University of Minnesota
- Location
- Minneapolis, MN
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Temperature Rise Caused by Short or Long-wavelengths
University of Florida
- Location
- Gainesville, FL
- Eligibility basics
- Ages 21–35
- RecruitingHealthy volunteersPhase 2
Implementing Food Referrals for Equity and Sustained Health
University of California, San Diego
- Location
- San Diego, CA
- Eligibility basics
- Ages 5+
- RecruitingHealthy volunteersPhase 2/Phase 3
Managing Agitated Delirium With Neuroleptics and Anti-Epileptics as a Neuroleptic Sparing Strategy
M.D. Anderson Cancer Center
- Location
- Houston, TX
- 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.