Healthy volunteers · Maryland
Studies for healthy volunteers in Maryland
511 studies have at least one recruiting site in Maryland. 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.
511 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
More recruiting studies (pay not posted)
- RecruitingHealthy volunteers
A Longitudinal Study of Familial Hypereosinophilia (FE): Natural History and Markers of Disease Progression
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 1–100
- RecruitingHealthy volunteers
Apheresis to Obtain Plasma or White Blood Cells for Laboratory Studies
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteers
Taste Bud-Derived Stem Cells in Humans
National Institute on Aging (NIA)
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–120
- RecruitingHealthy volunteers
Home Exercise for Individuals With Neurodegenerative Disease
Hugo W. Moser Research Institute at Kennedy Krieger, Inc.
- Location
- Baltimore, MD
- Eligibility basics
- Ages 5–75
- RecruitingHealthy volunteers
Cross-Sectional Evaluation of Persistence of SARS-CoV-2 Remnants After Recovery From Acute Infection
National Institute of Neurological Disorders and Stroke (NINDS)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–110
- RecruitingHealthy volunteers
Imaging Assessment of Swallowing and Speech Muscles in Inclusion Body Myositis
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Caregiving Networks Across Disease Context and the Life Course
National Human Genome Research Institute (NHGRI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteers
Multi-Site Detection of Barrett's Esophagus in Patients Without Chronic GERD Symptoms
Case Comprehensive Cancer Center
- Location
- Baltimore, MD + 4 other US sites
- Eligibility basics
- Ages 50+
- RecruitingHealthy volunteers
Viral Infections in Healthy and Immunocompromised Hosts
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 6 mo–120
- RecruitingHealthy volunteers
Cerebellar Involvement in Cognitive Sequencing
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–50
- RecruitingHealthy volunteers
QST Study: Predicting Treatment Response in Chronic Pancreatitis Using Quantitative Sensory Testing
Anna Evans Phillips
- Location
- Baltimore, MD + 1 other US site
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Defining Neurobiological Links Between Substance Use and Mental Illness
National Institute on Drug Abuse (NIDA)
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–60
- RecruitingHealthy volunteers
Orexin s Role in the Neurobiology of Substance Use Disorder
National Institute on Drug Abuse (NIDA)
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–60
- RecruitingHealthy volunteers
A Repository to Study Host-Microbiome Interactions in Health and Disease
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Acute Infection in Mitochondrial Disease: Metabolism, Infection and Immunity
National Human Genome Research Institute (NHGRI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 2 mo–115
- RecruitingHealthy volunteers
The Efficacy of Vitamin D Supplementation to Sustain Performance Outcomes
Walter Reed Army Institute of Research (WRAIR)
- Location
- Silver Spring, MD
- Eligibility basics
- Ages 18–40
- RecruitingHealthy volunteers
Targeting Language-specific and Executive-control Networks With Transcranial Direct Current Stimulation in Logopenic Variant PPA
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 50–80
- RecruitingHealthy volunteers
Observational Digital Biomarker Discovery in Respiratory Virus Challenge Studies
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Mirror Neuron Network Dysfunction as an Early Biomarker of Neurodevelopmental Disorder
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 10 mo–65
- RecruitingHealthy volunteers
StableEyes With Active Neurofeedback
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 21–70
- RecruitingHealthy volunteers
Implementation of a Beauty Salon-Based Strategy for Blood Pressure Management Among Women
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–79 · Women only
- RecruitingHealthy volunteersPhase 4
CVD 38000: Study of Responses to Vaccination With Typhoid and/or Cholera
University of Maryland, Baltimore
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Controls and Healthy Vasculature Initiative
National Heart, Lung, and Blood Institute (NHLBI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–90
- RecruitingHealthy volunteers
Quality of End-of-Life Care for Children With Cancer
Children's Oncology Group
- Location
- Baltimore, MD + 27 other US sites
- 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.