Welcome to Paid Research Studies




  • Conditions:   Dementia;   Alzheimer Disease;   Circadian Rhythm Disorders;   Circadian Rhythm Sleep Disorder;   Insomnia;   Hypersomnia;   Cognitive Impairment;   Cognitive Decline;   Mild Cognitive Impairment;   Frontotemporal Dementia;   Neurocognitive Disorders;   Vascular Dementia;   Sleep Disorder;   Memory Impairment
    Interventions:   Behavioral: Attention-Control Condition;   Behavioral: Timed Activity Intervention
    Sponsor:   University of Pennsylvania
    Recruiting

  • Conditions:   Chronic Pain;   Sleep;   Circadian Rhythm Disorders
    Interventions:   Other: Sleep and Circadian Intervention Program (SCIP) plus rehabilitation program;   Other: Rehabilitation program
    Sponsors:   Consorcio Centro de Investigación Biomédica en Red, M.P.;   Hospital General Universitario de Guadalajara;   Hospital Universitario La Paz;   Fundación para la Formación y la Investigación de los Profesionales de la Salud- Cáceres (FUNDESALUD);   Instituto de Investigación Biomédica de Lleida;   Hospital Clinic of Barcelona
    Not yet recruiting

  • Conditions:   Sleep;   Circadian Dysregulation;   Mood
    Intervention:   Device: Light
    Sponsors:   VA Palo Alto Health Care System;   Seoul Semiconductor
    Not yet recruiting

  • Condition:   Bipolar Disorder
    Intervention:  
    Sponsors:   Chinese University of Hong Kong;   Kowloon Hospital;   The Affiliated Hospital of Guangzhou Medical University (Guangzhou Huiai Hospital);   Shenzhen Nanshan Center for Chronic Disease Control;   Shenzhen Baoan Center for Chronic Disease Control;   Shenzhen Longgang Center for Chronic Disease Control;   Shenzhen Futian Center for Chronic Disease Control
    Recruiting

  • Conditions:   Blood Pressure;   Sleep Disorder; Breathing-Related
    Intervention:   Procedure: adenotonsillar surgery
    Sponsors:   Fundacion del Hospital Nacional de Paraplejicos para la Investigacion y la Integracion;   Hospital General Universitario de Guadalajara;   Instituto de Investigación Hospital Universitario La Paz;   Instituto de Investigaciones del Sueño;   Fundación Jiménez Díaz;   Hospital General Universitario Santa Lucía;   Hospital Universitario de Burgos
    Not yet recruiting

  • Condition:   Circadian Rhythm Disorders
    Interventions:   Device: Daytime Bright Light;   Device: Usual Light
    Sponsor:   Yale University
    Not yet recruiting

  • Condition:   Firefighter
    Interventions:   Diagnostic Test: socio-demographic data and personal medical history;   Diagnostic Test: Pittsburgh Sleep Quality Index (PSQI);   Diagnostic Test: Epworth Sleepiness Scale;   Diagnostic Test: Insomnia Severity Index (ISI);   Diagnostic Test: stop-BANG questionnaire
    Sponsor:   Centre Hospitalier Universitaire de Saint Etienne
    Not yet recruiting

  • Conditions:   Sleep Deprivation;   Stress
    Intervention:   Device: Fitbit® Charge HR smart watch
    Sponsor:   Rambam Health Care Campus
    Not yet recruiting

  • Conditions:   Inflammatory Bowel Diseases;   Circadian Dysregulation
    Intervention:   Other: no intervention performed- observational only
    Sponsor:   Tel-Aviv Sourasky Medical Center
    Recruiting

  • Conditions:   Sleep Initiation and Maintenance Disorders;   Cognitive Aging
    Interventions:   Behavioral: Mindfulness Based Therapy for Insomnia;   Other: Sleep Hygiene Education Exercise Program
    Sponsors:   Kinjal Doshi;   Duke-NUS Graduate Medical School
    Recruiting

  • Conditions:   Sarcopenia;   Sleep;   Physical Activity
    Interventions:   Other: Sleep;   Other: Resistance Exercise
    Sponsor:   Federal University of São Paulo
    Recruiting

  • Condition:   Cranial Nerve Diseases
    Intervention:   Other: Group Isolated
    Sponsor:   Diskapi Yildirim Beyazit Education and Research Hospital
    Recruiting

  • Condition:   Obesity
    Intervention:   Behavioral: Meal times
    Sponsors:   Columbia University;   New York University School of Medicine
    Not yet recruiting

  • Conditions:   PTSD;   Sleep Disorder
    Intervention:   Other: Polysomnography
    Sponsors:   Mental Health Services in the Capital Region, Denmark;   Danish Center for Sleep Medicine
    Recruiting

  • Conditions:   Brain Injuries, Traumatic;   Post-traumatic Stress Disorder
    Intervention:   Other: Morning Bright Light Therapy
    Sponsors:   Portland VA Medical Center;   Oregon Health and Science University
    Recruiting

  • Condition:   Circadian Rhythm Sleep Disorder, Unspecified
    Interventions:   Device: standard light;   Device: 10,000 lux bright light, 4 hours;   Device: 10,000 lux bright light, 8 hours
    Sponsor:   Yale University
    Not yet recruiting

  • Conditions:   Sleep Disorders, Circadian Rhythm;   Sleep Disorder;   Acceptability;   Feasibility;   Adaptation;   Implementation Research
    Intervention:   Behavioral: Fitted Transdiagnostic Sleep and Circadian intervention
    Sponsor:   University of California, Berkeley
    Recruiting

  • Conditions:   Hypertension;   Cardiovascular Risk Factor
    Intervention:   Behavioral: Forced Desynchrony
    Sponsor:   Oregon Health and Science University
    Not yet recruiting

  • Condition:   Smith Magenis Syndrome
    Intervention:   Biological: Hourly dosing of the nychtemeral secretion of melatonin
    Sponsors:   Hôpital le Vinatier;   Hospices Civils de Lyon
    Recruiting

  • Conditions:   Cholestasis of Pregnancy;   Intrahepatic Cholestasis of Pregnancy;   Obstetric Cholestasis
    Intervention:   Device: Monica AN24
    Sponsors:   Guy's and St Thomas' NHS Foundation Trust;   King's College London
    Recruiting

  • Condition:   Tourette's Disorder
    Intervention:   Other: Wearable short wavelength light therapy
    Sponsors:   University of California, Los Angeles;   National Institute of Mental Health (NIMH)
    Recruiting

  • Conditions:   Diabetic Retinopathy;   Melatonin;   Circadian Dysrhythmia;   Circadian Rhythm Sleep Disorder, Unspecified Type
    Intervention:   Drug: Melatonin 4 mg Tablet
    Sponsors:   Glostrup University Hospital, Copenhagen;   Steno Diabetes Center
    Recruiting

  • Condition:   Adult ADHD
    Interventions:   Other: Neuropsychological testing;   Other: Actimetry;   Other: Self-questionnaires on emotional topics
    Sponsor:   University Hospital, Strasbourg, France
    Not yet recruiting

  • Conditions:   Sleep Apnea Syndromes;   Insomnia;   Insufficient Sleep Syndrome;   Circadian Rhythm Disorders
    Intervention:  
    Sponsor:   Dayzz Live Well Ltd.
    Recruiting

  • Conditions:   Shift Work Type Circadian Rhythm Sleep Disorder;   Chronobiology Disorders;   Mood Swing;   Physical Activity;   Cardiovascular Diseases
    Intervention:   Other: Shifts working hours with different schedules
    Sponsor:   Istituto Ortopedico Galeazzi
    Recruiting

  • Condition:   Lung Cancer Patients
    Interventions:   Behavioral: Exercise;   Behavioral: Tai-Chi
    Sponsor:   The University of Hong Kong
    Recruiting

  • Condition:   Improving Cardiometabolic Outcomes in Older Adults
    Interventions:   Dietary Supplement: Melatonin 3 mg;   Dietary Supplement: Placebos;   Other: Meal timing;   Other: Non-Meal timing
    Sponsor:   Northwestern University
    Recruiting

  • Condition:   Improving Cardiometabolic Outcomes in Adults
    Interventions:   Dietary Supplement: Melatonin 3 mg;   Dietary Supplement: Placebos;   Other: Meal Timing;   Other: NON Meal Timing
    Sponsor:   Northwestern University
    Recruiting

  • Condition:   Hypoactive Delirium
    Interventions:   Drug: Melatonin (Circadin ®);   Drug: Placebo
    Sponsor:   University Hospital, Basel, Switzerland
    Not yet recruiting

  • Condition:   Healthy
    Intervention:   Behavioral: Insufficient sleep
    Sponsor:   University of Colorado, Denver
    Recruiting

  • Conditions:   Sleep Disturbance;   Anxiety
    Interventions:   Other: Therapeutic massage;   Other: Sham massage
    Sponsors:   Cyprus University of Technology;   Cyprus Anticancer Society
    Recruiting

  • Conditions:   Depression;   Depressive Disorder, Major;   Depression, Unipolar;   Depression Moderate
    Interventions:   Behavioral: Wake and Light Therapy;   Behavioral: Sleep and Light Therapy
    Sponsors:   King's College London;   Kings Health Partners
    Recruiting

  • Condition:   Sleep Disorders, Circadian Rhythm
    Intervention:   Behavioral: Observational
    Sponsors:   Central Hospital, Nancy, France;   Professeur Pierre-Yves Marie, Cédric Baumann, Katie Galois, Romuald Zadra, Virginie Simon, Martine Lesny, Edith Dauchy, Saliha Sammari, Sylvie Klein
    Not yet recruiting

  • Conditions:   Cardiovascular Risk Factor;   Circadian Dysregulation;   Obesity
    Interventions:   Radiation: PET Imaging;   Behavioral: Circadian Study Protocol;   Drug: 11C-Meta-Hydroxyephedrine (mHED);   Drug: 11C-CGP12177;   Drug: O15-water
    Sponsor:   Oregon Health and Science University
    Recruiting

  • Conditions:   Narcolepsy 1;   Idiopathic Hypersomnia
    Interventions:   Behavioral: Sleep restriction;   Behavioral: Sleep deprivation
    Sponsor:   Esther Werth
    Recruiting

  • Conditions:   Depression;   Light; Therapy, Complications;   Sleep Disorders, Circadian Rhythm
    Interventions:   Device: Dynamic light;   Device: Standard
    Sponsors:   Mental Health Centre Copenhagen;   Copenhagen Trial Unit, Center for Clinical Intervention Research;   Chromaviso;   Department of Photonics Engineering
    Recruiting

  • Condition:   Sleep Disorders, Circadian Rhythm
    Interventions:   Other: EEG monitor;   Other: FitBit
    Sponsor:   University of Virginia
    Recruiting

  • Conditions:   Circadian Rhythm Disorders;   Sleep
    Intervention:   Other: Bright Light
    Sponsor:   University of Pittsburgh
    Recruiting

  • Condition:   Delirium in Old Age
    Interventions:   Drug: Dexmedetomidine Hydrochloride;   Drug: Propofol
    Sponsors:   Shanghai Zhongshan Hospital;   First Affiliated Hospital of Guangxi Medical University;   The Second Affiliated Hospital of Harbin Medical University;   The First Affiliated Hospital of Nanchang University;   Qianfoshan Hospital;   Shanghai 6th People's Hospital;   Tang-Du Hospital;   Second Hospital of Shanxi Medical University;   The First Affiliated Hospital of Soochow University;   Shanghai Changzheng Hospital;   The Fuzhou No 2 Hospital;   Foshan Hospital of Traditional Chinese Medicine;   Beijing Jishuitan Hospital
    Not yet recruiting

  • Condition:   Breast Cancer
    Interventions:   Diagnostic Test: Polysomnography (PSG);   Diagnostic Test: Rectal thermistor 400 Series;   Other: Bright blue-green light;   Other: Dim red light;   Diagnostic Test: Digital foot candle datalogging light meter;   Other: Patient-Reported Outcomes Measurement Information System (PROMIS)-Cancer-Fatigue;   Other: Patient-Reported Outcomes Measurement Information System (PROMIS)-Sleep Disturbance;   Other: Patient-Reported Outcomes Measurement Information System (PROMIS)-Depression;   Other: Patient-Reported Outcomes Measurement Information System (PROMIS)-Physical Function;   Other: Pittsburgh Sleep Quality Index (PSQI);   Other: Center for Epidemiological Studies - Depression;   Other: Montreal Cognitive Assessment (MoCA);   Other: European Organization for Research and Treatment of Cancer-Quality of Life Questionnaire (EORTC QLQ-C30);   Other: Daily Log
    Sponsors:   Washington University School of Medicine;   Goldfarb School of Nursing at Barnes-Jewish College;   National Institute of Nursing Research (NINR)
    Recruiting

  • Conditions:   Colorectal Neoplasm;   Circadian Rhythm Sleep Disorder;   Depression;   Quality of Life;   Sleep
    Intervention:   Other: Standard of care
    Sponsors:   Zealand University Hospital;   Center of Surgical Science, Department of Surgery, Zealand University Hospital
    Recruiting

  • Conditions:   Hodgkin Lymphoma;   Diffuse Large B Cell Lymphoma
    Interventions:   Device: Light therapy intensity 1;   Device: Light therapy intensity 2
    Sponsors:   The Netherlands Cancer Institute;   Dutch Cancer Society
    Recruiting

  • Condition:   Circadian Dysrhythmia
    Intervention:   Device: Jawbone UP4
    Sponsor:   Baylor College of Medicine
    Recruiting

  • Conditions:   Cancer-related Problem/Condition;   Fatigue;   Circadian Rhythm Disorders
    Interventions:   Device: Litebook Edge (Experimental);   Device: Litebook Edge (Comparison)
    Sponsors:   Icahn School of Medicine at Mount Sinai;   Memorial Sloan Kettering Cancer Center;   National Cancer Institute (NCI)
    Recruiting

  • Condition:   Obstructive Sleep Apnea
    Intervention:   Device: CPAP Fixed Pressure
    Sponsors:   Associação Fundo de Incentivo à Pesquisa;   Fisher and Paykel Healthcare;   Philips Respironics
    Recruiting

  • Conditions:   Cancer-related Problem/Condition;   Depression;   Circadian Rhythm Disorders
    Interventions:   Device: Bright White Light (BWL);   Device: Dim White Light (DWL)
    Sponsor:   Icahn School of Medicine at Mount Sinai
    Recruiting

  • Condition:   Rheumatoid Arthritis
    Intervention:   Drug: Etanercept
    Sponsor:   University of California, Davis
    Recruiting

  • Condition:   Glucose Metabolism Disorders
    Interventions:   Drug: Melatonin;   Other: Placebo
    Sponsors:   University of Aarhus;   University of Copenhagen
    Recruiting

  • Condition:   Esophageal Cancer
    Interventions:   Other: exercise and dietary education;   Other: weekly telephone consultations concerning exercise and diet.
    Sponsor:   Taipei Veterans General Hospital, Taiwan
    Recruiting

  • Condition:   Heart Failure
    Interventions:   Device: Elevated night pacing on;   Device: Elevated night pacing off
    Sponsor:   Medtronic Cardiac Rhythm and Heart Failure
    Recruiting

  • Condition:   Disorder of Consciousness
    Interventions:   Device: Light therapy - active;   Device: Placebo light
    Sponsor:   University Hospital of Liege
    Not yet recruiting

  • Condition:   Sleep Disturbance
    Interventions:   Device: Blue-blocking glasses;   Device: Light grey control glasses
    Sponsors:   University of Bergen;   Norwegian National Advisory Unit on Sleep Disorders (SOVno);   Western Norway University of Applied Sciences
    Recruiting

  • Conditions:   Sleep;   Sleep Disturbance;   Sleep Disorder, Shift Work;   Health Knowledge, Attitudes, Practice;   Health Behavior;   Fatigue;   Vibration; Exposure
    Interventions:   Other: Enhanced Cab;   Behavioral: Fit4Sleep
    Sponsors:   Oregon Health and Science University;   National Institute for Occupational Safety and Health (NIOSH/CDC);   Washington State, Department of Labor and Industries;   University of Washington
    Recruiting

  • Conditions:   Sleep Phase Rhythm Disturbance;   Sleep Deprivation
    Interventions:   Behavioral: Morning Light Therapy;   Behavioral: Assigned Sleep Times;   Device: Goggles
    Sponsor:   New York State Psychiatric Institute
    Recruiting

  • Conditions:   Obstructive Sleep Apnea (OSA);   Insomnia;   Restless Leg Syndrome (RLS);   Hypersomnia Type; Sleep Disorder;   Shift Work Sleep Disorders
    Intervention:   Other: Sleep VS
    Sponsor:   Kaiser Permanente
    Not yet recruiting

  • Conditions:   Shift Work Type Circadian Rhythm Sleep Disorder;   Diabetes Mellitus, Type 2;   Circadian Rhythm Sleep Disorder, Shift Work Type;   Insulin Resistance
    Intervention:  
    Sponsors:   Massachusetts General Hospital;   Broad Institute;   Brigham and Women's Hospital;   National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
    Recruiting

  • Condition:   Shift-Work Sleep Disorder
    Interventions:   Behavioral: Bright light;   Behavioral: Red light
    Sponsor:   University of Bergen
    Recruiting

  • Conditions:   Sleep Apnoea;   Renal Failure;   End Stage Kidney Disease;   Sleep Disturbance;   Sleep Disorders;   Sleep
    Interventions:   Procedure: Haemodiafiltration post-dilution model;   Procedure: Haemodialysis
    Sponsors:   John Hunter Hospital;   Newcastle University;   Hunter Medical Research Institute
    Recruiting

  • Condition:   Cardiovascular Diseases
    Intervention:   Other: collective prevention in workplace
    Sponsors:   University Hospital, Toulouse;   assistance of the French National Health Insurance Fund for Employees (CNAMTS);   French Directorate General of Health (DGS);   ARC Foundation for Cancer Research;   National Cancer Institute, France;   French National Institute for Prevention and Education in Health (INPES);   Institut National de la Santé Et de la Recherche Médicale, France;   French Inter-Departemental Agency for the Fight against Drugs and Addictive Behaviors (Mildeca);   French Social Security Scheme for Liberal Professionals (RSI)
    Recruiting

  • Condition:   Physiology
    Intervention:   Other: Sleep/Wake Schedule
    Sponsor:   Brigham and Women's Hospital
    Recruiting

  • Condition:   Cancer
    Interventions:   Device: light therapy;   Device: Usual care
    Sponsor:   Groupe Hospitalier Paris Saint Joseph
    Recruiting

  • Condition:   Healthy
    Interventions:   Other: Eucaloric feeding;   Other: Overfeeding
    Sponsor:   University of Colorado, Denver
    Recruiting

  • Conditions:   Gulf War Illness;   Insomnia
    Intervention:   Behavioral: Cognitive Behavioral Therapy for Insomnia (CBTi)
    Sponsor:   VA Office of Research and Development
    Recruiting

  • Conditions:   Sleep Disordered Breathing;   Sleep Apnea;   Paroxysmal Atrial Fibrillation
    Intervention:   Device: CPAP
    Sponsor:   Oslo University Hospital
    Recruiting

  • Conditions:   Cancer Survivor;   Insomnia;   Malignant Neoplasm
    Interventions:   Behavioral: Behavioral Intervention;   Other: Cognitive Intervention;   Other: Educational Intervention;   Other: Laboratory Biomarker Analysis;   Device: Monitoring Device;   Other: Quality-of-Life Assessment
    Sponsors:   Gary Morrow;   National Cancer Institute (NCI)
    Recruiting

  • Condition:   Insomnia Disorder
    Interventions:   Behavioral: Brief Behavioral Treatment for Insomnia;   Behavioral: Progressive Muscle Relaxation
    Sponsors:   VA Office of Research and Development;   University of California, San Francisco
    Recruiting

  • Condition:   Sleep Disorder, Shift-Work
    Interventions:   Drug: Suvorexant;   Drug: Placebo
    Sponsors:   VA Palo Alto Health Care System;   Merck Sharp & Dohme Corp.;   Stanford University
    Recruiting

  • Condition:   Parkinson Disease
    Interventions:   Behavioral: Adapted Tango Dancing;   Behavioral: Behavioral Control (BC) Condition
    Sponsor:   VA Office of Research and Development
    Recruiting

  • Condition:   Bipolar Disorder
    Interventions:   Behavioral: i-IPSRT;   Other: Written Psychoeducation
    Sponsors:   University of Pittsburgh;   Northwestern University;   National Institute of Mental Health (NIMH)
    Recruiting

  • Condition:   Chronic Neuromuscular Pain
    Interventions:   Behavioral: active heart rate variability biofeedback training;   Behavioral: sham HRVB training
    Sponsors:   VA Office of Research and Development;   University of South Carolina
    Recruiting

  • Conditions:   Concussion, Mild;   Post-Concussion Symptoms;   Sleep Problems
    Interventions:   Device: mTBI wavelength-1 bright light;   Device: mTBI wavelength-2 bright light;   Device: HC wavelength-1 bright light;   Device: HC wavelength-2 bright light
    Sponsors:   University of Arizona;   U.S. Army Medical Research Acquisition Activity
    Recruiting

  • Condition:   Obstructive Sleep Apnea
    Intervention:   Behavioral: Forced Desynchrony
    Sponsor:   Oregon Health and Science University
    Recruiting

  • Condition:   Parkinson's Disease
    Interventions:   Device: active light therapy : Light therapy: DayVia lamp 10000 lux;   Device: Placebo light therapy
    Sponsor:   University Hospital, Strasbourg, France
    Recruiting

  • Conditions:   Depression;   Major Depressive Disorder;   Postpartum Depression
    Interventions:   Behavioral: Triple Chronotherapy;   Other: Usual Care
    Sponsors:   Rhode Island Hospital;   The Depressive and Bipolar Disorder Alternative Treatment Foundation;   National Institute of Mental Health (NIMH)
    Recruiting

  • Condition:   Sleep Disorders
    Interventions:   Drug: melatonin;   Drug: Melatonin;   Drug: placebo
    Sponsor:   Hospices Civils de Lyon
    Recruiting

  • Conditions:   Sleep Disturbances;   Depression
    Interventions:   Other: Tailored Active intervention;   Other: Inactive intervention
    Sponsor:   Rensselaer Polytechnic Institute
    Recruiting

  • Condition:   Premenstrual Dysphoric Disorder
    Interventions:   Other: LWT+AM BWL;   Other: EWT+PM BWL
    Sponsor:   University of California, San Diego
    Recruiting

  • Condition:   Parkinson's Disease
    Intervention:   Other: Light exposure
    Sponsors:   Massachusetts General Hospital;   National Institute of Neurological Disorders and Stroke (NINDS)
    Recruiting

  • Condition:   Non 24 Hour Sleep Wake Disorder
    Intervention:   Drug: tasimelteon
    Sponsor:   Vanda Pharmaceuticals
    Recruiting

  • Condition:   Sleep-wake Disorder in Blind Individuals
    Intervention:   Other: Data collection on blindness and sleep problems
    Sponsor:   Vanda Pharmaceuticals
    Recruiting

  • Condition:   Circadian Rhythm Sleep Disorder
    Intervention:  
    Sponsors:   Northwestern University;   National Heart, Lung, and Blood Institute (NHLBI)
    Recruiting