[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100578263":3},{"organization":4,"armGroups":7,"interventions":19,"overallOfficials":18,"centralContacts":18,"locations":24,"responsibleParty":36,"collaborators":40,"id":44,"slug":18,"hasResults":45,"nctId":46,"briefTitle":47,"officialTitle":47,"acronym":18,"eligibilityCriteria":48,"healthyVolunteers":49,"sex":50,"minAge":51,"maxAge":52,"enrollmentInfo":53,"targetDuration":18,"studyType":56,"phases":57,"briefSummary":59,"conditions":60,"keywords":64,"overallStatus":69,"whyStopped":18,"lastUpdateSubmitDate":70,"lastUpdatePostDateStruct":71,"startDateStruct":74,"completionDateStruct":76,"leadSponsor":78,"locationsCount":79},{"fullName":5,"class":6},"Brigham and Women's Hospital","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Sleep restriction","EXPERIMENTAL","Participants undergo sleep restriction to 4 hours\u002Fnight",[13],"Behavioral: Sleep restriction",{"label":15,"type":16,"description":17,"interventionNames":18},"Control condition","NO_INTERVENTION","Participants undergo the control condition (no sleep restriction)",null,[20],{"type":21,"name":9,"description":22,"armGroupLabels":23,"otherNames":18},"BEHAVIORAL","Participants will be asked to sleep 4h\u002Fnight",[9],[25],{"facility":5,"status":18,"city":26,"state":27,"zip":28,"country":29,"cosmosGeoPoint":30,"geoPoint":35,"contacts":18},"Boston","Massachusetts","02115","United States",{"type":31,"coordinates":32},"Point",[33,34],-71.05977,42.35843,{"lat":34,"lon":33},{"type":37,"investigatorFullName":38,"investigatorTitle":39,"investigatorAffiliation":5,"oldNameTitle":18,"oldOrganization":18},"PRINCIPAL_INVESTIGATOR","Charles A. Czeisler, PhD, MD","Professor of Sleep Medicine",[41],{"name":42,"class":43},"National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)","NIH","100578263",false,"NCT06809023","Evaluation of Sex Differences in Glucose Metabolism in Response to Sleep Curtailment","Inclusion Criteria:\n\n* Healthy adults with conventional sleep-wake timing\n* Non-smokers\n* Completion of medical, psychological, and sleep screening tests\n* Able to spend 5 consecutive days\u002Fnights in the laboratory on two separate occasions (total of 10 days\u002Fnights in the laboratory)\n* Women must have a recent history of regular menstrual cycles\n\nExclusion Criteria:\n\n* History of neurological or psychiatric disorder\n* History of sleep disorder or regular use of sleep-promoting medication\n* Current prescription, herbal, or over-the-counter medication use including hormonal birth control\n* Traveling across 2 or more time zones within past 3 months\n* Donating blood within past 8 weeks\n* Worked night or rotating shift work within past year\n* Hearing impairment, visual impairment\n* History of eye trauma or surgery\n* Drug or alcohol dependency",true,"ALL","20 Years","40 Years",{"count":54,"type":55},32,"ESTIMATED","INTERVENTIONAL",[58],"NA","The goal of this study is to learn whether insufficient sleep affects glucose metabolism differently in healthy men and women.",[61,62,63],"Sleep Deprivation","Sex Differences","Glucose Tolerance",[65,66,67,68],"glucose metabolism","sleep deprivation","sex differences","GLP-1","NOT_YET_RECRUITING","2025-12-09",{"date":72,"type":73},"2025-12-10","ACTUAL",{"date":75,"type":55},"2026-04",{"date":77,"type":55},"2029-02",{"name":5,"class":6},1]