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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Middle-aged Adults Clear all
Completed Not applicable Interventional

Promoting Medication Adherence Among Older Adults With Hypertension

NCT02846220
View directory record Official record
Conditions
Hypertension
Interventions
Overcoming Immunity to Change health coaching
Behavioral
Lead sponsor
Tulane University School of Medicine
Other
Eligibility
55 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Oct 19, 2020 · Synced Sep 25, 2026, 1:16 PM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

The Miami Heart Study at Baptist Health South Florida

NCT02508454
View directory record Official record
Conditions
Cardiovascular Disease
Interventions
Not listed
Lead sponsor
Baptist Health South Florida
Other
Eligibility
40 Years to 65 Years
Enrollment
4,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2028
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated May 26, 2026 · Synced Sep 25, 2026, 1:16 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Lay Theories of Health in Young and Middle Aged American Adults

NCT00458172
View directory record Official record
Conditions
Healthy
Interventions
Assessment of beliefs and attitudes
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
18 Years to 50 Years
Enrollment
302 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 28, 2016 · Synced Sep 25, 2026, 1:16 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Milk Protein Concentrate on Overall Health During Weight Loss in Overweight/Obese Adults

NCT01692860
View directory record Official record
Conditions
Sarcopenia, Metabolic Disease, High Blood Pressure
Interventions
Energy Restriction
Other
Lead sponsor
Purdue University
Other
Eligibility
35 Years to 65 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Nov 3, 2015 · Synced Sep 25, 2026, 1:16 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Oral Curcumin Supplementation in Middle-Aged and Older Adults Improves Vascular Function

NCT01968564
View directory record Official record
Conditions
Vascular Aging
Interventions
Placebo pill, High-dose curcumin pill, Low-dose curcumin pill
Drug
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
45 Years to 80 Years
Enrollment
118 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2017
U.S. locations
1
States / cities
Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated Mar 19, 2017 · Synced Sep 25, 2026, 1:16 PM EDT
Recruiting Not applicable Interventional

WellPATH-PREVENT: A Mobile Intervention for Middle-Aged and Older Adults Hospitalized for Suicidal Ideation or Attempt

NCT05183230
View directory record Official record
Conditions
Suicide, Attempted, Suicidal Ideation, Depression
Interventions
WellPATH-PREVENT, Optimized WellPATH-PREVENT
Behavioral
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
50 Years to 90 Years
Enrollment
115 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
2
States / cities
New York, New York • White Plains, New York
Source: ClinicalTrials.gov public record
Updated Sep 22, 2026 · Synced Sep 25, 2026, 1:16 PM EDT
Completed Not applicable Interventional

Extending Sleep to Reverse Metabolic Syndrome in Middle-aged Adults: Acceptability and Feasibility of a Sleep Intervention

NCT03599388
View directory record Official record
Conditions
Sleep, Metabolic Syndrome
Interventions
Self- management for adequate sleep intervention (SASI)
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
40 Years to 60 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 14, 2020 · Synced Sep 25, 2026, 1:16 PM EDT
Completed Not applicable Interventional

The Effects of Pork vs. Chicken/Fish in a DASH Diet on Blood Pressure Regulation in Middle Aged and Older Adults

NCT01696097
View directory record Official record
Conditions
Hypertension, Dyslipidemias
Interventions
DASH diet counseling
Behavioral
Lead sponsor
Purdue University
Other
Eligibility
40 Years to 75 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 16, 2015 · Synced Sep 25, 2026, 1:16 PM EDT
Completed Not applicable Interventional

Participation Restrictions in Breast Cancer Survivors

NCT01225328
View directory record Official record
Conditions
Breast Cancer
Interventions
Behavioral activation/problem-solving (BA/PS)
Behavioral
Lead sponsor
Dartmouth-Hitchcock Medical Center
Other
Eligibility
18 Years to 59 Years · Female only
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated Dec 18, 2014 · Synced Sep 25, 2026, 1:16 PM EDT
Recruiting Not applicable Interventional

Building and Sustaining Exercise Habits for Adults With Type 1 Diabetes

NCT06967701
View directory record Official record
Conditions
Type 1 Diabetes (T1D), Latent Autoimmune Diabetes in Adult (LADA), Pancreatitis
Interventions
Exercise program, Self-monitoring
Behavioral
Lead sponsor
Yale University
Other
Eligibility
30 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 21, 2026 · Synced Sep 25, 2026, 1:16 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

The Effect of 3 Probiotic Strains on Bile Acids, Satiety, and Inflammation

NCT01879098
View directory record Official record
Conditions
Healthy
Interventions
Probiotic: Bacillus subtilis, Lactobacillus plantarum, Bifidobacterium animalis, Placebo
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
35 Years to 65 Years
Enrollment
155 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jul 9, 2014 · Synced Sep 25, 2026, 1:16 PM EDT
Completed Not applicable Interventional

Speed of Processing Training in Adults With HIV

NCT02758093
View directory record Official record
Conditions
HIV, Cognition - Other, Impaired Driving
Interventions
Speed of Processing Training, Internet Navigational
Behavioral · Other
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
40 Years and older
Enrollment
217 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Jun 6, 2021 · Synced Sep 25, 2026, 1:16 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

One Step at a Time: An Intervention to Reduce Sedentary Behavior Among Working Adults

NCT05281978
View directory record Official record
Conditions
Sedentary Behavior, Exercise, Middle Age, Adult
Interventions
Decrease Sedentary Time + Increase MVPA group, Increase MVPA group
Behavioral
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
45 Years to 65 Years
Enrollment
88 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 27, 2023 · Synced Sep 25, 2026, 1:16 PM EDT
Completed Not applicable Interventional Results available

A Novel Cognitive Reappraisal Intervention for Suicide Prevention

NCT03026127
View directory record Official record
Conditions
Suicide Prevention
Interventions
Cognitive Reappraisal Intervention for Suicide Prevention, Supportive Therapy
Behavioral
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
50 Years to 90 Years
Enrollment
107 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
1
States / cities
White Plains, New York
Source: ClinicalTrials.gov public record
Updated Oct 30, 2025 · Synced Sep 25, 2026, 1:16 PM EDT
Completed Not applicable Interventional

Heat & Aerobic Training (HEAT) Study

NCT02546726
View directory record Official record
Conditions
Pre-hypertension
Interventions
Heat & Aerobic Training (HEAT), Exercise Only
Behavioral
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
45 Years to 64 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 16, 2019 · Synced Sep 25, 2026, 1:16 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effect of Daily Mixed Spice Consumption on Memory Function

NCT06889961
View directory record Official record
Conditions
Memory, Cognitive Function
Interventions
Mixed spices, Placebo
Dietary Supplement · Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
50 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jul 23, 2026 · Synced Sep 25, 2026, 1:16 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nitrate and Exercise Performance in Middle to Older Aged Adults

NCT03371966
View directory record Official record
Conditions
Aging
Interventions
High Nitrate Beetroot Juice, Low Nitrate Beetroot Juice
Dietary Supplement
Lead sponsor
Wake Forest University
Other
Eligibility
40 Years to 65 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated May 5, 2019 · Synced Sep 25, 2026, 1:16 PM EDT
Withdrawn Not applicable Interventional

A Behavioral Intervention for Depression and Chronic Pain in Primary Care (Relief-Hybrid)

NCT04290845
View directory record Official record
Conditions
Chronic Pain, Depression
Interventions
Relief-Hybrid
Behavioral
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
50 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
4
States / cities
New York, New York • White Plains, New York
Source: ClinicalTrials.gov public record
Updated Mar 23, 2023 · Synced Sep 25, 2026, 1:16 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Probiotic on Psychological and Cognitive Effects

NCT03080818
View directory record Official record
Conditions
Aging
Interventions
Probiotic - Lactobacillus Rhamnosus GG, Placebo
Dietary Supplement · Other
Lead sponsor
Kent State University
Other
Eligibility
55 Years to 75 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Kent, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 19, 2020 · Synced Sep 25, 2026, 1:16 PM EDT
Completed Not applicable Interventional

Regular Swimming, Vascular Function, and Arthritis

NCT01836380
View directory record Official record
Conditions
Osteoarthritis
Interventions
Exercise Training
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
40 Years to 90 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Mar 25, 2015 · Synced Sep 25, 2026, 1:16 PM EDT
Completed Phase 1 Interventional Results available

Text Messaging to Increase Activity in Midlife

NCT04849052
View directory record Official record
Conditions
Middle Aged
Interventions
MASTERY, Attentional Control
Behavioral
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
45 Years to 64 Years
Enrollment
116 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 1, 2026 · Synced Sep 25, 2026, 1:16 PM EDT
Not listed Phase 1Phase 2 Interventional Accepts healthy volunteers

The Effect of Time-restricted Feeding on Physiological Function in Middle-aged and Older Adults

NCT02970188
View directory record Official record
Conditions
Aging
Interventions
Time Restricted Feeding
Behavioral
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
55 Years to 79 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated Jun 13, 2019 · Synced Sep 25, 2026, 1:16 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Ketone Ester Supplementation and Nocturnal Blood Pressure

NCT05888506
View directory record Official record
Conditions
Cardiovascular Diseases in Old Age, Aging, Cardiovascular Diseases, Sleep
Interventions
Ketone Ester, Placebo
Dietary Supplement
Lead sponsor
Georgia Southern University
Other
Eligibility
50 Years and older
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Savannah, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 5, 2023 · Synced Sep 25, 2026, 1:16 PM EDT