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 volunteersPhase 2/Phase 3
Uterus Transplantation to Treat Infertility
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–38 · Women only
- RecruitingHealthy volunteers
Genetic Determinants of Barrett's Esophagus and Esophageal Adenocarcinoma
Case Western Reserve University
- Location
- Baltimore, MD + 9 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Adaptive Optics Retinal Imaging
National Eye Institute (NEI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 12–120
- RecruitingHealthy volunteersPhase 2
Non-Alcoholic Fatty Liver Disease, the HEpatic Response to Oral Glucose, and the Effect of Semaglutide (NAFLD HEROES)
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteers
Implementation of Asthma Community Home and School Management Program (Asthma CHAMPS)
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
Study of Corneal Biomechanics in Glaucoma Patients Using Brillouin Microscopy
University of Maryland, Baltimore
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Pancreatic Cancer Registry: For Any Person With a Personal or Family History
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Detection and Characterization of Neurologic Manifestations of Inborn and Acquired Errors of Immunity
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 2–120
- RecruitingHealthy volunteersPhase 2
Evaluating Gardasil HPV Vaccine Humoral and Cellular Immune Responses in People With and Without HIV
University of Maryland, Baltimore
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18–70 · Men only
- RecruitingHealthy volunteers
BabaCare: Testing a Care Copilot
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 65+
- RecruitingHealthy volunteers
Natural History Study of and Genetic Modifiers in Spinocerebellar Ataxias
Lauren Moore
- Location
- Baltimore, MD + 13 other US sites
- Eligibility basics
- Ages 6+
- RecruitingHealthy volunteers
Platelet Volunteers, Longitudinal and Multi-omic Study
National Heart, Lung, and Blood Institute (NHLBI)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 18–100
- RecruitingHealthy volunteers
Signature Development and Validation Protocol for an Epigenetic Assay in Diagnosing Lung Cancer
University of Maryland, Baltimore
- Location
- Glen Burnie, MD
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
PPMI Clinical - Establishing a Deeply Phenotyped PD Cohort
Michael J. Fox Foundation for Parkinson's Research
- Location
- Baltimore, MD + 29 other US sites
- Eligibility basics
- Ages 30+
- RecruitingHealthy volunteers
Natural History of Autosomal Dominant Hearing Loss
National Institute on Deafness and Other Communication Disorders (NIDCD)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 3–99
- RecruitingHealthy volunteers
Improving Pediatrician Counseling About Infant Safe Sleep Using the Electronic Medical Record
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 0 mo–75
- RecruitingHealthy volunteers
Study of Skeletal Disorders
Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)
- Location
- Bethesda, MD
- Eligibility basics
- Ages 2 mo–100
- RecruitingHealthy volunteers
Utilizing Pediatric Primary Care Connections to Advance Reproductive Health
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18+ · Women only
- RecruitingHealthy volunteers
Deep Functional Phenotyping of the ALA Lung Health Cohort
Johns Hopkins University
- Location
- Baltimore, MD + 11 other US sites
- Eligibility basics
- Ages 25–35
- RecruitingHealthy volunteers
Multicenter HomeVENT: Home Values and Experiences Navigation Track
Johns Hopkins University
- Location
- Baltimore, MD + 3 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
text4FATHER R21: Social Media - Efficacy Trial
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Health-E You Efficacy Trial for Male Adolescents
Johns Hopkins University
- Location
- Baltimore, MD + 7 other US sites
- Eligibility basics
- Ages 13–21 · Men only
- RecruitingHealthy volunteersPhase 2
Trial of CORT108297 to Attenuate the Effects of Acute Stress in the Allocortex (CORT-X)
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 55+
- RecruitingHealthy volunteersPhase 2
Evaluate the Effect of Atorvastatin on Cerebrovascular Reactivity in Mild Cognitive Impairment (MCI)
Johns Hopkins University
- Location
- Baltimore, MD
- Eligibility basics
- Ages 60–95
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.