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
Apheresis and Specimen Collection Procedures to Obtain Plasma, Peripheral Blood Mononuclear Cells (PBMCs) and Other Specimens for Research Studies
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 3+
- RecruitingHealthy volunteers
Physical and Behavioral Traits of Overweight and Obese Adults
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteersPhase 2
Effects of Treatments on Atopic Dermatitis
National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 2–50
- RecruitingHealthy volunteers
Evaluation of Adults With Endocrine and Metabolic-Related Conditions
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteers
Technical Development of Cardiovascular Magnetic Resonance Imaging (CMR) Using a Low Specific Absorption Rate (SAR) Scanner System
National Heart, Lung, and Blood Institute (NHLBI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteers
Development and Validation of Learning and Decision-Making Tasks
National Institute on Drug Abuse (NIDA)
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–45
- RecruitingHealthy volunteersPhase 4
Biomarker Validation in Motor System Physiology in Attention Deficit Hyperactivity Disorder
Donald Gilbert, MD, MS, FAAN, FAAP
- Location
- Baltimore, MD + 1 other US site
- Eligibility basics
- Ages 8–12
- RecruitingHealthy volunteers
Adult and Juvenile Myositis
National Institute of Environmental Health Sciences (NIEHS)
- Location
- Bethesda, MD + 1 other US site
- Eligibility basics
- Ages 2–100
- RecruitingHealthy volunteers
Natural History of Inflammatory Muscle Diseases
National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 2–120
- RecruitingHealthy volunteers
American Lung Association (ALA) Lung Health Cohort
Johns Hopkins University
- Location
- Baltimore, MD + 26 other US sites
- Eligibility basics
- Ages 25–35
- RecruitingHealthy volunteers
Evaluation of Patients With HAM/TSP
National Institute of Neurological Disorders and Stroke (NINDS)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–120
- RecruitingHealthy volunteers
Screening for LID Clinical Studies Unit Healthy Volunteer Protocols
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Cell Collection to Study Eye Diseases
National Eye Institute (NEI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 0 mo–120
- RecruitingHealthy volunteers
Studies of Dermatologic Diseases Biospecimen Acquisition Protocol
National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 0 mo–100
- RecruitingHealthy volunteers
Molecular, Cellular, and Genetic Characterization of Human Adipose Tissue and Its Role in Metabolism
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–90
- RecruitingHealthy volunteers
Natural History, Pathogenesis, and Outcome of Autoinflammatory Diseases (NOMID/CAPS, DIRA, CANDLE, SAVI, NLRC4-MAS, Still'S-like Diseases, and Other Undifferentiated Autoinflammatory Diseases)
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Up to age 99
- RecruitingHealthy volunteers
The Beneficial Effects of Naps on Motor Learning
National Institute of Neurological Disorders and Stroke (NINDS)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteers
Metabolic Profiling of Immune Responses in Immune-mediated Diseases
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–75
- RecruitingHealthy volunteers
Adapting a Sexual Assault Prevention Intervention for Transgender Undergraduates: A One-Arm Pilot Trial
Sarah Peitzmeier
- Location
- College Park, MD
- Eligibility basics
- Ages 18–25
- RecruitingHealthy volunteers
Vascular Disease Discovery Protocol
National Heart, Lung, and Blood Institute (NHLBI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 2–100
- RecruitingHealthy volunteers
Natural History Protocol for Movement Disorders
National Institute of Neurological Disorders and Stroke (NINDS)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 2–100
- RecruitingHealthy volunteers
Investigational Use of Neuromuscular Ultrasound
National Institute of Neurological Disorders and Stroke (NINDS)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–110
- RecruitingHealthy volunteers
Youth-Onset Type 2 Diabetes and Heart Disease: The Young at Heart Prospective Cohort Study
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- Location
- Bethesda, MD + 1 other US site
- Eligibility basics
- Ages 12–25
- RecruitingHealthy volunteers
Magnetic Resonance Imaging (MRI) to Evaluate Activity of Multiple Sclerosis (MS)
National Institute of Neurological Disorders and Stroke (NINDS)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–120
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.