[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100618258":3},{"organization":4,"armGroups":7,"interventions":24,"overallOfficials":34,"centralContacts":38,"locations":46,"responsibleParty":66,"collaborators":12,"id":69,"slug":70,"hasResults":71,"nctId":72,"briefTitle":73,"officialTitle":74,"acronym":75,"eligibilityCriteria":76,"healthyVolunteers":77,"sex":78,"minAge":79,"maxAge":80,"enrollmentInfo":81,"targetDuration":12,"studyType":84,"phases":85,"briefSummary":87,"conditions":88,"keywords":100,"overallStatus":49,"whyStopped":12,"lastUpdateSubmitDate":103,"lastUpdatePostDateStruct":104,"startDateStruct":107,"completionDateStruct":109,"leadSponsor":111,"locationsCount":112},{"fullName":5,"class":6},"University of Utah","OTHER",[8,13,19],{"label":9,"type":10,"description":11,"interventionNames":12},"Sleep Restriction with Central and Peripheral Alignment","NO_INTERVENTION","(Arm \"A\")-Control condition with central and peripheral aligned circadian rhythms",null,{"label":14,"type":15,"description":16,"interventionNames":17},"Sleep Restriction with Central Clock Misalignment","EXPERIMENTAL","(Arm \"B\")-Misalignment of the central clock by nighttime electrical light exposure and dim-light in morning hours.",[18],"Behavioral: Central Clock Misalignment",{"label":20,"type":15,"description":21,"interventionNames":22},"Sleep Restriction with Peripheral Misalignment","(Arm \"C\")-Misalignment of peripheral oscillators by shifting the majority of food intake to the nighttime hours.",[23],"Behavioral: Peripheral Misalignment",[25,30],{"type":26,"name":27,"description":28,"armGroupLabels":29,"otherNames":12},"BEHAVIORAL","Central Clock Misalignment","Light exposure will be dimmed during the first 4 hours of scheduled wakefulness, with bright light exposure during the nighttime hours of extended wakefulness.",[14],{"type":26,"name":31,"description":32,"armGroupLabels":33,"otherNames":12},"Peripheral Misalignment","Most daily calories will be given later in the day to shift eating patterns toward the nighttime hours.",[20],[35],{"name":36,"affiliation":5,"role":37},"Christopher Depner, PhD","PRINCIPAL_INVESTIGATOR",[39,44],{"name":40,"role":41,"phone":42,"phoneExt":12,"email":43},"Victoria Miranda, MS","CONTACT","385-309-0551","SleepStudyParticipant@utah.edu",{"name":45,"role":41,"phone":42,"phoneExt":12,"email":43},"Grace Zimmerman, PhD",[47],{"facility":48,"status":49,"city":50,"state":51,"zip":52,"country":53,"countryCode":54,"cosmosGeoPoint":55,"geoPoint":60,"contacts":61},"College of Health Research Complex - University of Utah, Salt Lake City 84112","RECRUITING","Salt Lake City","Utah","84112","United States","US",{"type":56,"coordinates":57},"Point",[58,59],-111.89105,40.76078,{"lat":59,"lon":58},[62,65],{"name":36,"role":41,"phone":63,"phoneExt":12,"email":64},"8015812275","sleepstudyparticipant@utah.edu",{"name":36,"role":37,"phone":12,"phoneExt":12,"email":12},{"type":37,"investigatorFullName":67,"investigatorTitle":68,"investigatorAffiliation":5,"oldNameTitle":12,"oldOrganization":12},"Christopher Depner","PhD","100618258","nighttime-synchrony-of-your-nutrition-and-circadian-health-100618258",false,"NCT07329283","Nighttime Synchrony of Your Nutrition and Circadian Health","Nighttime Synchrony of Your Nutrition and Circadian Health: The N-Sync Study","N-Sync","Inclusion Criteria:\n\n1. Age: 18-35 years old; equal numbers of men and women\n2. Body Mass Index (BMI): 18.5-24.9 kg\u002Fm2\n3. Sleep Habits: habitual self-reported average total sleep time (TST) 7-9 hours per night for prior 6 months\n\nExclusion Criteria:\n\n1. Clinically diagnosed sleep disorder or apnea hypopnea index (AHI) ≥5\n2. Evidence of significant organ system dysfunction or disease (e.g., heart disease, diabetes)\n3. Fasting plasma glucose ≥100 mg\u002FdL\n4. Major psychiatric illness (e.g., major depressive disorder)\n5. Cancer that has been in remission less than 5 years\n6. History of shift-work in prior year\n7. Weight change \\>5% of body weight over prior six months\n8. Currently following a weight-loss program\n9. Menopause\n10. Pregnant\u002Fnursing\n11. Greater than 5-day variation in menstrual cycle length month-to-month\n12. Currently smoking\n13. Alcohol intake \\>14 drinks\u002Fweek or \\>3 drinks\u002Fday.\n14. Use of prescription medications (except oral contraceptives) within one month prior to or during in-lab visits.\n15. Consumption of illegal drugs or \\>500mg per day of caffeine.",true,"ALL","18 Years","35 Years",{"count":82,"type":83},120,"ESTIMATED","INTERVENTIONAL",[86],"NA","Sleep is an important factor for overall health. This study will see how different light exposure patterns and food intake impact a person's metabolism (how the body breaks down food) when sleeping is reduced.\n\nParticipants will attend 6 to 8 in-person visits to the study clinic, including three overnight stays. People will complete surveys and medical tests. The study will last about 4 to 6 months.",[89,90,91,92,93,94,95,96,97,98,99],"Sleep","Metabolism Changes","Circadian Rhythm","Lifestyle Factors","Sleep Hygiene","Sleep Hygiene, Inadequate","Sleep Deprivation","Insufficient Sleep","Circadian Misalignment","Circadian Dysregulation","Light Exposure",[89,99,101,91,102,92,93],"Metabolism","Food Intake","2026-01-20",{"date":105,"type":106},"2026-01-22","ACTUAL",{"date":108,"type":106},"2025-12-19",{"date":110,"type":83},"2031-05-31",{"name":5,"class":6},1]