Healthy volunteers · Illinois
Studies for healthy volunteers in Illinois
285 studies have at least one recruiting site in Illinois. 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.
285 recruiting studiesSource: ClinicalTrials.gov, refreshed October 26, 2026How we list studies
Studies
- RecruitingHealthy volunteers
Dime La VerDAD: Verify, Debunk, and Disseminate
University of Chicago
- Location
- Chicago, IL
- Eligibility basics
- Ages 18–99
- RecruitingHealthy volunteers
The SEQUENCE Trial
Northwestern University
- Location
- Chicago, IL + 4 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
ASSESS ALL ALS Study
St. Joseph's Hospital and Medical Center, Phoenix
- Location
- Chicago, IL + 35 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
PREVENT ALL ALS Study
St. Joseph's Hospital and Medical Center, Phoenix
- Location
- Chicago, IL + 30 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Registry of Asthma Characterization and Recruitment 3 (RACR3)
National Institute of Allergy and Infectious Diseases (NIAID)
- Location
- Chicago, IL + 4 other US sites
- Eligibility basics
- Any age listed
- RecruitingHealthy volunteers
NOrthwestern Tempus AI-enaBLed Electrocardiography (NOTABLE) Trial
Northwestern University
- Location
- Chicago, IL
- Eligibility basics
- Ages 40+
- RecruitingHealthy volunteers
Ejaculatory-Sparing HoLEP vs Standard HoLEP
Northwestern University
- Location
- Chicago, IL
- Eligibility basics
- Ages 18–100 · Men only
- RecruitingHealthy volunteers
Personalized Theta-burst Stimulation for Long-lasting Changes in Approach/Avoidance Behavior
Northwestern University
- Location
- Chicago, IL
- Eligibility basics
- Ages 18–65
- RecruitingHealthy volunteers
Evaluating Wearable Smart Sensors for Continuous Measurement of Vital Signs in ICU Patients
Ann & Robert H Lurie Children's Hospital of Chicago
- Location
- Chicago, IL + 1 other US site
- Eligibility basics
- Up to age 18
- RecruitingHealthy volunteers
Patient Navigators for Children's Community Mental Health Services in High Poverty Urban Communities
University of Illinois at Chicago
- Location
- Chicago, IL
- Eligibility basics
- Up to age 14
- RecruitingHealthy volunteers
Hip Arthroscopy Postoperative Opioid Demands
Rush University Medical Center
- Location
- Chicago, IL
- Eligibility basics
- Ages 18–80
- RecruitingHealthy volunteers
The Tick App: Changing Behaviors With Educational Messaging
University of Wisconsin, Madison
- Location
- Urbana, IL + 3 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Multi-Site Feasibility Testing a Meditation App for Youth in the Legal System
University of Illinois at Chicago
- Location
- Chicago, IL
- Eligibility basics
- Ages 13–20
- RecruitingHealthy volunteers
Maternal Mindfulness: Depression and Postpartum Pain
University of Illinois at Urbana-Champaign
- Location
- Champaign, IL
- Eligibility basics
- Ages 18–45 · Women only
- RecruitingHealthy volunteers
LUNG-07: Advancing Precision-Based Lung Cancer Screening: Implementation, AI-Guided Risk Stratification, and Biomarker Integration (CREST AI)
University of Illinois at Chicago
- Location
- Chicago, IL + 1 other US site
- Eligibility basics
- Ages 50–80
- RecruitingHealthy volunteers
Natural History Study of and Genetic Modifiers in Spinocerebellar Ataxias
Lauren Moore
- Location
- Chicago, IL + 13 other US sites
- Eligibility basics
- Ages 6+
- RecruitingHealthy volunteers
Tissue Destruction and Healing in Celiac Disease
University of Chicago
- Location
- Chicago, IL + 1 other US site
- Eligibility basics
- Ages 18–75
- RecruitingHealthy volunteers
PPMI Clinical - Establishing a Deeply Phenotyped PD Cohort
Michael J. Fox Foundation for Parkinson's Research
- Location
- Chicago, IL + 29 other US sites
- Eligibility basics
- Ages 30+
- RecruitingHealthy volunteersPhase 2/Phase 3
A Study of Potential Disease Modifying Treatments in Individuals at Risk for or With a Type of Early Onset AD Caused by a Genetic Mutation
Washington University School of Medicine
- Location
- Park Ridge, IL + 11 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteersPhase 2/Phase 3
A Study of a Potential Disease Modifying Treatment in Individuals at Risk for or With a Type of Early Onset AD Caused by a Genetic Mutation
Washington University School of Medicine
- Location
- Park Ridge, IL + 11 other US sites
- Eligibility basics
- Ages 18+
- RecruitingHealthy volunteers
Prenatal Sonographic Prediction of Placental Histology and Function
Endeavor Health
- Location
- Evanston, IL
- Eligibility basics
- Ages 18–60 · Women only
- RecruitingHealthy volunteers
Pancreatic Cancer Early Detection Consortium
Arbor Research Collaborative for Health
- Location
- Bloomington, IL + 39 other US sites
- Eligibility basics
- Ages 18–90
- RecruitingHealthy volunteers
Deep Functional Phenotyping of the ALA Lung Health Cohort
Johns Hopkins University
- Location
- Chicago, IL + 11 other US sites
- Eligibility basics
- Ages 25–35
- RecruitingHealthy volunteers
Improving Safety, Patient Experience and Equity Through Shared Decision-making Huddles in Labor
Endeavor Health
- Location
- Arlington Heights, IL + 21 other US sites
- Eligibility basics
- Ages 18+ · Women only
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.