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ClinicalTrials.gov public records Last synced Sep 28, 2026, 9:38 PM EDT

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Showing 1–24 of 106 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Healthy, Young Adults Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Post-Exercise Cardiovascular Responses Following Energy Drink Consumption

NCT03418077
View directory record Official record
Conditions
QTc Interval
Interventions
Energy Drink, Placebo-control
Dietary Supplement
Lead sponsor
David Grant U.S. Air Force Medical Center
Federal
Eligibility
18 Years to 40 Years
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Travis Air Force Base, California
Source: ClinicalTrials.gov public record
Updated Apr 16, 2020 · Synced Sep 28, 2026, 9:38 PM EDT
Suspended Not applicable Interventional Accepts healthy volunteers

Efficacy of Respiratory Protection Against the Effects of Wood Smoke Exposure in Young Healthy Adults

NCT06066749
View directory record Official record
Conditions
Healthy
Interventions
Filtration of all PM and VOC's, Filtration of VOC's
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 35 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 11, 2025 · Synced Sep 28, 2026, 9:38 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Vaccination Responses in Young and Older Adults

NCT02654704
View directory record Official record
Conditions
Individuality, Healthy, Asthma, Immune System and Related Disorders
Interventions
Pneumococcal Vaccination
Biological
Lead sponsor
Michigan State University
Other
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
1
States / cities
East Lansing, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 28, 2020 · Synced Sep 28, 2026, 9:38 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Using an AI Mobile Application to Promote Healthy Eating

NCT07108452
View directory record Official record
Conditions
Healthy
Interventions
A mobile application that uses AI to deliver behavioral nudges that encourage healthy food choices., Limited app version for dietary assessment only
Other
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years to 24 Years
Enrollment
114 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Davis, California
Source: ClinicalTrials.gov public record
Updated Jul 16, 2026 · Synced Sep 28, 2026, 9:38 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Development of a Real-time Controller to Estimate Walking Performance Using a Bilateral Ankle Exoskeleton

NCT07393971
View directory record Official record
Conditions
Healthy Young Adults
Interventions
Adaptive Torque Control System for Ankle Exoskeleton
Device
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years to 35 Years
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Aug 20, 2026 · Synced Sep 28, 2026, 9:38 PM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Health-related Benefits of Introducing Table Olives Into the Diet of Young Adults: Olives For Health

NCT05218980
View directory record Official record
Conditions
Healthy Diet, Cholesterol, Healthy Lifestyle, Healthy Nutrition
Interventions
Olives
Dietary Supplement
Lead sponsor
Yale University
Other
Eligibility
18 Years to 23 Years
Enrollment
226 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2027
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Sep 28, 2026, 9:38 PM EDT
Completed Not applicable Interventional Results available

Healthy And Positive Pathways for Young People With Type 1 Diabetes (HAPPY T1D)

NCT05413239
View directory record Official record
Conditions
Type 1 Diabetes
Interventions
Psychoeducation to reduce diabetes distress and improve glycemic outcomes
Behavioral
Lead sponsor
Joslin Diabetes Center
Other
Eligibility
14 Years to 25 Years
Enrollment
217 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
2
States / cities
Palo Alto, California • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced Sep 28, 2026, 9:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Writing Activities and Emotions

NCT04539756
View directory record Official record
Conditions
Healthy
Interventions
positive psychological intervention, Active control condition
Behavioral
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 1, 2021 · Synced Sep 28, 2026, 9:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Gas Exchange Kinetics and Work Load During Exercise

NCT03770507
View directory record Official record
Conditions
Methods of Exercise in Children
Interventions
Exercise Training
Other
Lead sponsor
University of California, Irvine
Other
Eligibility
7 Years to 35 Years
Enrollment
94 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated Mar 22, 2026 · Synced Sep 28, 2026, 9:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

SMART: A Social and Mobile Weight Control Program for Young Adults

NCT01200459
View directory record Official record
Conditions
Obesity
Interventions
Social/mobile weight loss promotion intervention.
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 35 Years
Enrollment
404 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
La Jolla, California
Source: ClinicalTrials.gov public record
Updated Dec 7, 2014 · Synced Sep 28, 2026, 9:38 PM EDT
Enrolling by invitation Not applicable Interventional Accepts healthy volunteers

Pulmonary and Inflammatory Responses Following Exposure to a Low Concentration of Ozone or Clean Air at Rest

NCT06943989
View directory record Official record
Conditions
Lung Inflammation, Experimental Lung Inflammation
Interventions
Ozone Exposure, Clean air (0.0 ppm ozone)
Other
Lead sponsor
Environmental Protection Agency (EPA)
Federal
Eligibility
18 Years to 35 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Apr 26, 2025 · Synced Sep 28, 2026, 9:38 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Human Papillomavirus Vaccine Immunogenicity and Safety Trial in Young Adult Women With GSK Biologicals Novel HPV Vaccine

NCT00359619
View directory record Official record
Conditions
Infections, Papillomavirus, Papillomavirus Vaccines
Interventions
CervarixTM, HPV investigational vaccine GSK568893A, different formulations
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 25 Years · Female only
Enrollment
383 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
4
States / cities
Denver, Colorado • Golden, Colorado • Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Jan 1, 2020 · Synced Sep 28, 2026, 9:38 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Study to Assess the Effect of Ofatumumab in Treatment Naïve, Very Early RRMS Patients Benchmarked Against Healthy Controls.

NCT05084638
View directory record Official record
Conditions
Relapse Remitting Multiple Sclerosis
Interventions
Ofatumumab
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 35 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
35
States / cities
Chandler, Arizona • Phoenix, Arizona • Los Angeles, California + 31 more
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Sep 28, 2026, 9:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Young Adult Influenza Vaccine Immunogenicity Substudy

NCT00170508
View directory record Official record
Conditions
Influenza
Interventions
Fluzone®
Biological
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 40 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 22, 2013 · Synced Sep 28, 2026, 9:38 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Normative Data of Brain Network Activation in Adolescents and Young Adults

NCT01671761
View directory record Official record
Conditions
Healthy Controls
Interventions
Not listed
Lead sponsor
ElMindA Ltd
Industry
Eligibility
15 Years to 24 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 8, 2015 · Synced Sep 28, 2026, 9:38 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Human Papilloma Virus Vaccine Immunogenicity and Safety Trial in Young Adult Women With GSK Bio's Novel HPV Vaccine.

NCT00231413
View directory record Official record
Conditions
Infections, Papillomavirus
Interventions
HPV 16/18 L1 AS04, HPV-16/18/31/45 L1 AS04 Formulation 1, HPV-16/18/31/45 L1 AS04 Formulation 2, HPV-16/18/31/45 L1 AS04 Formulation 3, HPV-16/18/31/45 L1 AS04 Formulation 4, HPV-16/18/31/45 L1 AS04 Formulation 5, HPV-16/18/31/45 L1 AS04 Formulation 6
Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 25 Years · Female only
Enrollment
383 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2006
U.S. locations
5
States / cities
Aurora, Colorado • Golden, Colorado • Kingston, Rhode Island + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 11, 2019 · Synced Sep 28, 2026, 9:38 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers Results available

Safety, Tolerability, and Pharmacokinetics Study of Elpipodect (MK-8189) in Participants With Schizophrenia and Healthy Participants (MK-8189-011)

NCT04506905
View directory record Official record
Conditions
Schizophrenia
Interventions
Elpipodect, Placebo
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years to 80 Years
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
6
States / cities
Rogers, Arkansas • Glendale, California • Long Beach, California + 3 more
Source: ClinicalTrials.gov public record
Updated Apr 28, 2026 · Synced Sep 28, 2026, 9:38 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A/H5N1 Virus-Like Particle Antigen Dose Ranging Study With Adjuvant 2

NCT01596725
View directory record Official record
Conditions
Influenza (Pandemic)
Interventions
Monovalent Avian Influenza VLP (H5N1), Monovalent Avian Influenza VLP (H5N1); Adjuvant, Saline Placebo
Biological
Lead sponsor
Novavax
Industry
Eligibility
18 Years to 49 Years
Enrollment
333 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
5
States / cities
Anaheim, California • Miami, Florida • Pembroke Pines, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 5, 2014 · Synced Sep 28, 2026, 9:38 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Mucosal Immunity Against Neisseria Gonorrhoeae After 4CMenB Vaccination

NCT04722003
View directory record Official record
Conditions
Gonorrhoea
Interventions
Meningococcal Group B Vaccine, Placebo
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 49 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Decatur, Georgia
Source: ClinicalTrials.gov public record
Updated Nov 4, 2024 · Synced Sep 28, 2026, 9:38 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

QA102 Phase 1 Study in Healthy Young and Older Adult Subjects

NCT04894071
View directory record Official record
Conditions
Age-related Macular Degeneration
Interventions
QA102, Placebo
Drug
Lead sponsor
Smilebiotek Zhuhai Limited
Industry
Eligibility
18 Years to 75 Years
Enrollment
69 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 13, 2022 · Synced Sep 28, 2026, 9:38 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Effectiveness of GlaxoSmithKline Biologicals S.A's Meningococcal Group B and Combined ABCWY Vaccines in Healthy Adolescents and Young Adults

NCT04502693
View directory record Official record
Conditions
Infections, Meningococcal
Interventions
rMenB+OMV NZ vaccine, Meningococcal Groups A, C, W and Y Conjugate Vaccine (MenACWY), Placebo, MenABCWY-1, MenABCWY-2, MenABCWY-3
Combination Product · Biological
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
10 Years to 25 Years
Enrollment
3,657 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
64
States / cities
Chandler, Arizona • Glendale, Arizona • Jonesboro, Arkansas + 51 more
Source: ClinicalTrials.gov public record
Updated Mar 4, 2024 · Synced Sep 28, 2026, 9:38 PM EDT
Recruiting No phase listed Observational

Hyperpolarized 129Xe MRI Lung Health Cohort

NCT05766384
View directory record Official record
Conditions
Healthy
Interventions
Hyperpolarized Xe129
Drug
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
25 Years to 35 Years
Enrollment
260 participants
Timeline
2023 – 2027
U.S. locations
6
States / cities
Chicago, Illinois • Iowa City, Iowa • Kansas City, Kansas + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Sep 28, 2026, 9:38 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Mobile Health Intervention in Increasing HPV Vaccine Coverage Among Young Adult Gay and Bisexual Men

NCT02835755
View directory record Official record
Conditions
Healthy Subject
Interventions
Educational Intervention, Survey Administration
Other
Lead sponsor
Ohio State University Comprehensive Cancer Center
Other
Eligibility
18 Years to 25 Years · Male only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Aug 2, 2017 · Synced Sep 28, 2026, 9:38 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Phase 1 Study of BLB-201 Vaccine in Healthy Young and Older Adults

NCT05281263
View directory record Official record
Conditions
Respiratory Syncytial Virus Infections
Interventions
CPI-RSV-F Vaccine (BLB-201)
Biological
Lead sponsor
Blue Lake Biotechnology Inc.
Industry
Eligibility
18 Years to 75 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
2
States / cities
Cincinnati, Ohio • North Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Dec 20, 2023 · Synced Sep 28, 2026, 9:38 PM EDT