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ClinicalTrials.gov public records Last synced Sep 6, 2026, 5:32 AM EDT

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Showing 25–38 of 14 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Alertness Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Sensory Stimulation During Simulated Driving

NCT03726840
View directory record Official record
Conditions
Behavior
Interventions
Fragrance
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
24 Years to 85 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 13, 2020 · Synced Sep 6, 2026, 5:32 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Lifestyle Coaching for Fatigue Mitigation in Emergency Medicine Residents

NCT06015646
View directory record Official record
Conditions
Lifestyle, Healthy, Sleepiness, Alertness, Shift-Work Related Sleep Disturbance, Work Related Stress, Self Efficacy, Self-Compassion
Interventions
Personalized lifestyle coaching and educational handout, Handout
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
21 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Sep 6, 2026, 5:32 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of a Wrist-worn Device That Produces a Small Vibration on Sleep and Performance That Can Occur During and After Night Shift Work

NCT06665672
View directory record Official record
Conditions
Sleep Duration, Psychomotor Performance
Interventions
Wrist worn vibro-acoustic device
Device
Lead sponsor
Daniel Patterson, PhD, NRP
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Apr 2, 2026 · Synced Sep 6, 2026, 5:32 AM EDT
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Intelligent Intensive Care Unit

NCT02465307
View directory record Official record
Conditions
Delirium, Confusion
Interventions
Confusion Assessment Method, Accelerometer, Commercially available camera, Internet Pod (iPod), Cortisol Swab
Behavioral · Device · Diagnostic Test
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2028
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Sep 6, 2026, 5:32 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Acute Effects of Onnit Alpha Brain on Cognition and Mood States

NCT07495592
View directory record Official record
Conditions
Cognitive, Mood and Cognitive Performance, Sleep Deprivation, Executive Function (Cognition), Fatigue
Interventions
Alpha Brain proprietary cognitive dietary supplement, Alpha Brain 2.0 proprietary cognitive dietary supplement, Controlled Placebo
Dietary Supplement
Lead sponsor
Applied Science & Performance Institute
Industry
Eligibility
20 Years to 59 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jul 7, 2026 · Synced Sep 6, 2026, 5:32 AM EDT
Not yet recruiting Phase 4 Interventional

Impact of Daridorexant on Sleep, Daytime Alertness, and Smoking

NCT07328594
View directory record Official record
Conditions
Smoking, Nicotine, Tobacco, Addiction, Substance Use Disorders, Insomnia, Sleep
Interventions
Daridorexant 50 mg, Placebo
Drug · Other
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years to 55 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jan 8, 2026 · Synced Sep 6, 2026, 5:32 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Sounds Locked to ElectroEncephalogram Phase For the Acceleration of Sleep Onset Time

NCT05743114
View directory record Official record
Conditions
Sleep, Sleep Disturbance
Interventions
Elemind Neuromodulation (ENMod)
Device
Lead sponsor
Elemind Technologies, Inc.
Industry
Eligibility
21 Years to 55 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 19, 2024 · Synced Sep 6, 2026, 5:32 AM EDT
Not listed Phase 2 Interventional

The Synergy Trial: Methylphenidate Plus a CFS-Specific Nutrient Formula as a Treatment for Chronic Fatigue Syndrome

NCT01966276
View directory record Official record
Conditions
Chronic Fatigue Syndrome (CFS), Myalgic Encephalomyelitis (ME)
Interventions
Methyl-P plus Nutrient Formula, Methyl-P plus Nutrient matched placebos
Drug
Lead sponsor
K-PAX Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 59 Years
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
4
States / cities
Stanford, California • Fort Lauderdale, Florida • New York, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 24, 2014 · Synced Sep 6, 2026, 5:32 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Examining the Biological Factors That Affect Sleep Duration

NCT00607204
View directory record Official record
Conditions
Sleep, Circadian Rhythm, Cognitive Performance
Interventions
Not listed
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 35 Years
Enrollment
119 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2011
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 30, 2013 · Synced Sep 6, 2026, 5:32 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Filtered Eyewear to Prevent Light-induced Melatonin Suppression - Aim 1

NCT06310135
View directory record Official record
Conditions
Sleep Quality
Interventions
Filtered Eyewear, Unfiltered Eyewear, No Filters
Device · Other
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
1
States / cities
Menands, New York
Source: ClinicalTrials.gov public record
Updated Aug 4, 2025 · Synced Sep 6, 2026, 5:32 AM EDT
Withdrawn Early Phase 1 Interventional Accepts healthy volunteers

tFUS to Enhance Alertness and Performance

NCT06461221
View directory record Official record
Conditions
Reaction Time, Alertness
Interventions
Transcranial Focused Ultrasound
Device
Lead sponsor
Medical University of South Carolina
Other
Eligibility
22 Years to 55 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Sep 7, 2025 · Synced Sep 6, 2026, 5:32 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Caffeine on Chess Performance and Cognitive Function in Professional Chess Players

NCT07641335
View directory record Official record
Conditions
Cognitive Performance, Attention, Reaction Time, Caffeine
Interventions
Caffeinated Coffee, Decaffeinated Coffee Placebo
Dietary Supplement
Lead sponsor
St. Louis University
Other
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Sep 6, 2026, 5:32 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Acoustic Stimulation During Restricted Sleep After Sleep Deprivation

NCT05309473
View directory record Official record
Conditions
Sleep Deprivation, Sleep Restriction, Acoustic Stimulation, Performance, Alertness
Interventions
Philips SmartSleep Acoustic Stimulation Device, Sham (no Acoustic Stimulation)
Device
Lead sponsor
Walter Reed Army Institute of Research (WRAIR)
Federal
Eligibility
18 Years to 39 Years
Enrollment
44 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Silver Spring, Maryland
Source: ClinicalTrials.gov public record
Updated Apr 22, 2024 · Synced Sep 6, 2026, 5:32 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Evaluating the Relationship Between Sleep-Disordered Breathing and Daytime Alertness

NCT00393913
View directory record Official record
Conditions
Sleep Apnea, Obstructive
Interventions
Continuous Positive Airway Pressure (CPAP)
Device
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 4, 2016 · Synced Sep 6, 2026, 5:32 AM EDT