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
Baltimore Longitudinal Study of Aging
National Institute on Aging (NIA)
- Location
- Baltimore, MD
- Eligibility basics
- Ages 20–120
- RecruitingHealthy volunteers
Robot Aided Rehabilitation - Multi-joint Evaluations
University of Maryland, Baltimore
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–85
- RecruitingHealthy volunteersPhase 4
Pragmatic Evaluation of Events And Benefits of Lipid-lowering in Older Adults
Duke University
- Location
- Baltimore, MD + 88 other US sites
- Eligibility basics
- Ages 75+
- RecruitingHealthy volunteers
Natural History Study of Progressive Multifocal Leukoencephalopathy (PML)
National Institute of Neurological Disorders and Stroke (NINDS)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 2–120
- RecruitingHealthy volunteers
NIAAA Natural History Protocol
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteersPhase 2
Desmopressin Stimulation Test Performance in ACTH-Dependent Cushing Syndrome
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–70
- RecruitingHealthy volunteers
Screening of Healthy Volunteers for Investigational Antimalarial Drugs, Malaria Vaccines, and Controlled Human Malaria Challenge
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–50
- RecruitingHealthy volunteers
Geospatial Analysis of Neighborhood Environmental Stress in Relation to Biological Markers of Cardiovascular Health and Health Behaviors in Women
National Heart, Lung, and Blood Institute (NHLBI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 19–45 · Women only
- RecruitingHealthy volunteers
Augmented Reality-Cardiopulmonary Resuscitation Support for Pediatric Resuscitation
Johns Hopkins University
- Location
- Baltimore, MD + 6 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
The SEQUENCE Trial
Northwestern University
- Location
- Baltimore, MD + 4 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Top-Down Attentional Control of Visual-Processing
National Institute of Mental Health (NIMH)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteers
Natural History of Individuals With Immune System Problems That Lead to Fungal Infections
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 0 mo–99
- RecruitingHealthy volunteers
Angioedema Biomarker Research Study
Foundation For Rare Disease Research
- Location
- Wheaton, MD
- Eligibility basics
- Ages 12–75
- RecruitingHealthy volunteers
Screening, Evaluation and Assessment (SEA) Protocol at the NIDA IRP
National Institute on Drug Abuse (NIDA)
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–99
- RecruitingHealthy volunteers
ASSESS ALL ALS Study
St. Joseph's Hospital and Medical Center, Phoenix
- Location
- Baltimore, MD + 35 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
PREVENT ALL ALS Study
St. Joseph's Hospital and Medical Center, Phoenix
- Location
- Baltimore, MD + 30 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Cerebral Palsy and the Study of Brain Activity During Motor Tasks
National Institutes of Health Clinical Center (CC)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 5–100
- RecruitingHealthy volunteers
Observational Study of Advanced Data Analytics in Genetic Conditions
National Human Genome Research Institute (NHGRI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 0 mo–120
- RecruitingHealthy volunteers
Genotype -Phenotype Correlation of PKLR Variants With Pyruvate Kinase, 2,3-Diphosphglycerate and Adenosine Triphosphate Activities in Red Blood Cells of People With Sickle Cell Disease
National Heart, Lung, and Blood Institute (NHLBI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteers
Biochemical and Phenotypical Aspects of Smith-Lemli-Opitz Syndrome and Related Disorders of Cholesterol Metabolism
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 0 mo–100
- RecruitingHealthy volunteers
Screen2Prevent (S2P)
Westat
- Location
- Baltimore, MD + 4 other US sites
- Eligibility basics
- Ages 14–24
- RecruitingHealthy volunteers
Clinical, Molecular and Imaging Biomarkers in Spinal and Bulbar Muscular Atrophy (SBMA)
National Institute of Neurological Disorders and Stroke (NINDS)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–120 · Men only
- RecruitingHealthy volunteers
Photobiomodulation and Tooth Analgesia
University of Maryland, Baltimore
- Location
- Baltimore, MD
- Eligibility basics
- Ages 6–12
- RecruitingHealthy volunteers
Improving Information Sharing Between Family Caregivers and Home Care Aides
Johns Hopkins Bloomberg School of Public Health
- Location
- Baltimore, MD
- 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.