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 Study to See if an iPhone Weight Management App Can Help Promote Weight Loss in Adolescents and Young Adults After a Stem Cell Transplant
Jonsson Comprehensive Cancer Center
- Location
- Los Angeles, CA
- Eligibility basics
- Ages 13–30
- RecruitingHealthy volunteers
Alzheimer"s Imaging Biomarkers in Obesity
Cyrus A Raji
- Location
- St Louis, MO
- Eligibility basics
- Ages 40–60
- RecruitingHealthy volunteers
The Impact of COVID-19 on Maternal and Neonatal Outcomes
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 14–55 · Women only
- RecruitingHealthy volunteers
High Protein Diet and Atherosclerosis
University of Missouri-Columbia
- Location
- Columbia, MO
- Eligibility basics
- Ages 45–75
- RecruitingHealthy volunteers
Cerebellar Involvement in Alcohol Use Disorder (AUD)
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 25–55
- RecruitingHealthy volunteers
BeSMART Secure Storage Counseling in the Inpatient Setting
Vanderbilt University Medical Center
- Location
- Aurora, CO + 1 other US site
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Night Owl Metabolism
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–23
- RecruitingHealthy volunteers
Growth Hormone Resistance of Beta-cells A
University of Missouri-Columbia
- Location
- Columbia, MO
- Eligibility basics
- Ages 18–45 · Women only
- RecruitingHealthy volunteers
Growth Hormone Resistance of Beta-cells in People With a Family History of Type 2 Diabetes
University of Missouri-Columbia
- Location
- Columbia, MO
- Eligibility basics
- Ages 18–59
- RecruitingHealthy volunteersPhase 4
Better Options for Chronic Cancer Pain
VA Office of Research and Development
- Location
- Ann Arbor, MI
- Eligibility basics
- Ages 18–99
- RecruitingHealthy volunteers
New Approach to Objectively Measure Social Engagement in Older Adults With Hearing Loss
University of Southern California
- Location
- Los Angeles, CA + 1 other US site
- Eligibility basics
- Ages 60+
- RecruitingHealthy volunteersPhase 2/Phase 3
Empowering Cessation ACS South Region
University of Oklahoma
- Location
- Oklahoma City, OK
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteers
Co-Creating Active Middle School Communities to Increase Student Physical Activity
Deanna Hoelscher
- Location
- Austin, TX
- Eligibility basics
- Ages 11–99
- RecruitingHealthy volunteers
Mindfulness to Enhance Cognitive Health in Latino Older Adults
Washington University School of Medicine
- Location
- St Louis, MO
- Eligibility basics
- Ages 65+
- RecruitingHealthy volunteers
Characterization of Human Olfactory Amygdala Subregions Exp3
Northwestern University
- Location
- Chicago, IL
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Characterization of Human Olfactory Amygdala Subregions exp2
Northwestern University
- Location
- Chicago, IL
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Cigar Legislation and Regulation in Tobacco for the Young (Project CLARITY)
University of Oklahoma
- Location
- Oklahoma City, OK
- Eligibility basics
- Ages 18–24
- RecruitingHealthy volunteers
A Culturally Informed Patient Navigation Program (CFPN) to Reduce Delays Between Diagnosis and Treatment in American Indian and Alaska Native Cancer Patients Living in Rural California
University of Southern California
- Location
- Bishop, CA + 1 other US site
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Caring for Caregivers of Individuals With Alzheimer's Disease
Indiana University
- Location
- Indianapolis, IN
- Eligibility basics
- Ages 18–99
- RecruitingHealthy volunteers
Testing a Tailored Approach to Long-Term Weight Loss Success
University of Utah
- Location
- Salt Lake City, UT
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Lung Cancer Biomarkers and Screening
NYU Langone Health
- Location
- New York, NY
- Eligibility basics
- Ages 50+
- RecruitingHealthy volunteers
Investigations of Dementia in Parkinson Disease
Washington University School of Medicine
- Location
- St Louis, MO
- Eligibility basics
- Ages 50+
- RecruitingHealthy volunteers
Animal and Plant Proteins and Glucose Metabolism
University of Missouri-Columbia
- Location
- Columbia, MO
- Eligibility basics
- Ages 21–70
- RecruitingHealthy volunteers
Neurofeedback Intervention for Reading Deficits in Subacute Stroke
Kessler Foundation
- Location
- West Orange, NJ
- Eligibility basics
- Ages 18–80
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.