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Showing 1–24 of 50 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Age Factors Clear all
Terminated No phase listed Observational Accepts healthy volunteers

Genetic Factors in Age-Related Macular Degeneration

NCT00058695
View directory record Official record
Conditions
Macular Degeneration
Interventions
Not listed
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
50 Years and older
Enrollment
477 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2015
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 13, 2018 · Synced Sep 5, 2026, 7:13 PM EDT
Completed Not applicable Interventional

A Brief Intervention to Prevent Adolescent Dating Aggression Perpetration

NCT02080923
View directory record Official record
Conditions
Offensive Aggression, Sexual Aggression, Dating Violence Perpetration and Victimization
Interventions
Brief Motivational Interview
Behavioral
Lead sponsor
Boston University
Other
Eligibility
15 Years to 19 Years
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 20, 2017 · Synced Sep 5, 2026, 7:13 PM EDT
Completed Phase 3 Interventional

Study to Evaluate the Safety of Twice Daily Oral Carvedilol

NCT00129363
View directory record Official record
Conditions
Congestive Heart Failure
Interventions
Carvedilol
Drug
Lead sponsor
Shaddy, Robert, M.D.
Individual
Eligibility
1 Day to 17 Years
Enrollment
75 participants
Timeline
2002 – 2006
U.S. locations
17
States / cities
Los Angeles, California • Palo Alto, California • Denver, Colorado + 13 more
Source: ClinicalTrials.gov public record
Updated Dec 24, 2008 · Synced Sep 5, 2026, 7:13 PM EDT
Completed No phase listed Observational

Evaluating Electrocardiogram (ECG) Abnormalities From Young Adulthood Through Middle Age

NCT00556751
View directory record Official record
Conditions
Cardiovascular Diseases
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years and older
Enrollment
5,115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1985 – 2006
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 17, 2016 · Synced Sep 5, 2026, 7:13 PM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers

A Study to Learn About a COVID-19 Vaccine in Healthy Adults 18 Through 64 Years of Age

NCT07730450
View directory record Official record
Conditions
COVID-19 Vaccines
Interventions
BNT162b2 Vaccine, Tdap Vaccine
Biological
Lead sponsor
BioNTech SE
Industry
Eligibility
18 Years to 64 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
5
States / cities
Walnut Creek, California • Miami Lakes, Florida • Honolulu, Hawaii + 2 more
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Sep 5, 2026, 7:13 PM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Age-Related Changes in Body Composition

NCT01517113
View directory record Official record
Conditions
Hypertension, Atherosclerosis
Interventions
Not listed
Lead sponsor
National Institute on Aging (NIA)
NIH
Eligibility
50 Years to 90 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2017
U.S. locations
2
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 4, 2018 · Synced Sep 5, 2026, 7:13 PM EDT
Active, not recruiting No phase listed Observational

Vanderbilt Memory and Aging Project

NCT05372159
View directory record Official record
Conditions
Alzheimer Disease, Aging, Aged, 80 and Over, Biomarkers, Brain, Case-Control Studies, Cognitive Dysfunction, Neuropsychological Tests
Interventions
none, observational study
Other
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
60 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2027
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Sep 5, 2026, 7:13 PM EDT
Completed Phase 3 Interventional

A Study of Genetic and Environmental Factors and Their Effect on Response to Treatment With Lucentis (Ranibizumab) for Wet AMD

NCT00469352
View directory record Official record
Conditions
Macular Degeneration
Interventions
Ranibizumab
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
50 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jul 21, 2011 · Synced Sep 5, 2026, 7:13 PM EDT
Completed No phase listed Observational

Cohort Study of Risk Factors for Postoperative Cognitive Decline

NCT03676738
View directory record Official record
Conditions
Cognitive Decline
Interventions
Not listed
Lead sponsor
Oregon Health and Science University
Other
Eligibility
65 Years to 89 Years
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 25, 2022 · Synced Sep 5, 2026, 7:13 PM EDT
Completed No phase listed Observational

Working Memory and School Readiness in Preschool-Aged Children With Sickle Cell Disease

NCT02227472
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Evaluation of cognitive and pre-academic skills, Parent questionnaires
Other
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
48 Months to 68 Months
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 11, 2018 · Synced Sep 5, 2026, 7:13 PM EDT
Completed No phase listed Observational

Study to Collect Information About Invasive Disease Caused by Extraintestinal Pathogenic Escherichia Coli-2 (EXPECT-2)

NCT04117113
View directory record Official record
Conditions
E. Coli Infection
Interventions
Not listed
Lead sponsor
UMC Utrecht
Other
Eligibility
60 Years and older
Enrollment
238 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 20, 2021 · Synced Sep 5, 2026, 7:13 PM EDT
Completed Phase 3 Interventional

Safety and Efficacy Study of Carvedilol to Treat Children With Congestive Heart Failure

NCT00052026
View directory record Official record
Conditions
Congestive Heart Failure
Interventions
carvedilol, placebo
Drug
Lead sponsor
Shaddy, Robert, M.D.
Individual
Eligibility
1 Day to 17 Years
Enrollment
161 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2006
U.S. locations
21
States / cities
Birmingham, Alabama • Los Angeles, California • Palo Alto, California + 16 more
Source: ClinicalTrials.gov public record
Updated Dec 24, 2008 · Synced Sep 5, 2026, 7:13 PM EDT
Completed No phase listed Observational

Investigating Age-Related Macular Degeneration

NCT00342251
View directory record Official record
Conditions
Age-Related Macular Degeneration
Interventions
Not listed
Lead sponsor
National Eye Institute (NEI)
NIH
Eligibility
50 Years and older
Enrollment
3,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2012
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 5, 2026, 7:13 PM EDT
Not listed No phase listed Observational

Change in Antibody Levels Following SARS-CoV-2 (Covid-19) Vaccinations

NCT04944095
View directory record Official record
Conditions
Covid-19, Subjects Vaccinated Against Covid-19
Interventions
Change in SARS-CoV-2 Antibody Levels
Other
Lead sponsor
Dr. Sidney J. Stohs
Other
Eligibility
55 Years and older
Enrollment
10,000 participants
Timeline
2021 – 2024
U.S. locations
1
States / cities
Southlake, Texas
Source: ClinicalTrials.gov public record
Updated Aug 28, 2022 · Synced Sep 5, 2026, 7:13 PM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Efficacy, Safety, and Immunogenicity of a Plant-Derived Quadrivalent Virus-Like Particles (VLPs) Influenza Vaccine in Adults

NCT03301051
View directory record Official record
Conditions
Virus Diseases, RNA Virus Infections, Respiratory Tract Diseases, Respiratory Tract Infections, Influenza
Interventions
Quadrivalent VLP Vaccine, Placebo
Biological
Lead sponsor
Medicago
Industry
Eligibility
18 Years to 64 Years
Enrollment
10,160 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
29
States / cities
Mobile, Alabama • Anaheim, California • Milford, Connecticut + 23 more
Source: ClinicalTrials.gov public record
Updated Aug 13, 2023 · Synced Sep 5, 2026, 7:13 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Flicker Fusion Thresholds Between Young and Old Subjects at Various Luminance Levels

NCT03079570
View directory record Official record
Conditions
Age Factor, Age-related Macular Degeneration
Interventions
Not listed
Lead sponsor
ORA, Inc.
Industry
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016
U.S. locations
1
States / cities
Andover, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 13, 2017 · Synced Sep 5, 2026, 7:13 PM EDT
Completed No phase listed Observational

SVRII Family Factors Study

NCT01582529
View directory record Official record
Conditions
Hypoplastic Left Heart Syndrome
Interventions
Not listed
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years to 60 Years
Enrollment
187 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2019
U.S. locations
10
States / cities
Los Angeles, California • Wilmington, Delaware • St. Petersburg, Florida + 7 more
Source: ClinicalTrials.gov public record
Updated Jan 21, 2020 · Synced Sep 5, 2026, 7:13 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Study to Collect Information About Invasive Disease Caused by Extraintestinal Pathogenic Escherichia Coli (EXPECT-1)

NCT04087681
View directory record Official record
Conditions
E.Coli Infections
Interventions
Not listed
Lead sponsor
MJM Bonten
Other
Eligibility
60 Years and older
Enrollment
4,479 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Sep 20, 2021 · Synced Sep 5, 2026, 7:13 PM EDT
Recruiting No phase listed Observational

Observational Study to Deeply Phenotype Major Organs in Sickle Cell Disease After Curative Therapies

NCT05213572
View directory record Official record
Conditions
Mortality in Sickle Cell, Sickle Cell Cardiopulmonary Complications, Sickle Cell Organ Damage, Sickle Cell Life Expectancy and Risk Factors for Early Death, Sickle Cell Lung Disease and Sudden Death
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years to 100 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2035
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Sep 5, 2026, 7:13 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Tart Cherry Juice on the Body

NCT02922920
View directory record Official record
Conditions
Cardiovascular Risk Factors, Age-Related Cognitive Decline
Interventions
Tart cherry juice, Placebo
Other
Lead sponsor
University of Delaware
Other
Eligibility
65 Years to 80 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Newark, Delaware
Source: ClinicalTrials.gov public record
Updated Oct 3, 2016 · Synced Sep 5, 2026, 7:13 PM EDT
Not listed No phase listed Observational

Young Breast Cancer Survivors Study

NCT05981716
View directory record Official record
Conditions
Breast Cancer
Interventions
No intervention
Other
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years to 60 Years · Female only
Enrollment
384 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Aug 13, 2023 · Synced Sep 5, 2026, 7:13 PM EDT
Completed Not applicable Interventional

Human Factors Intervention to Reduce Risk in Primary Care of the Elderly

NCT01326637
View directory record Official record
Conditions
Primary Health Care, Aged, Clinical Information
Interventions
Patient Overview Document
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
65 Years and older
Enrollment
2,332 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Feb 11, 2019 · Synced Sep 5, 2026, 7:13 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Taste Perception and Chronic Disease Risk

NCT01023906
View directory record Official record
Conditions
Cardiovascular Disease, Diabetes, Obesity, Metabolic Syndrome, Aging
Interventions
Not listed
Lead sponsor
Tufts University
Other
Eligibility
18 Years to 85 Years
Enrollment
90 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2010
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 22, 2014 · Synced Sep 5, 2026, 7:13 PM EDT
Completed Phase 4 Interventional Results available

Human Factors Study to Validate the User Interface of TOBI Podhaler Using Placebo Capsules

NCT03502070
View directory record Official record
Conditions
Cystic Fibrosis
Interventions
Placebo, Tobi Podhaler
Drug · Device
Lead sponsor
Mylan Inc.
Industry
Eligibility
6 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
9
States / cities
Miami, Florida • Orlando, Florida • Pensacola, Florida + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 2, 2022 · Synced Sep 5, 2026, 7:13 PM EDT