Impact of Sleep and Meal Timing on Food Intake Regulation
Completed · Not applicable
Conditions studied: Obesity, Diabetes Mellitus, Type II, Cardiovascular Disease
In brief
This study will test the hypothesis that a late sleep (Ls) and/or late meal (Lm) behavioral pattern, with equal sleep duration, will promote positive energy balance and insulin resistance (IR).
Key facts
- Study ID
- NCT02347020
- Run by
- Columbia University
- People needed
- 6
- Starts
- 2014-10-01
- Expected to finish
- 2016-01-01
- Last updated by the study team
- 2016-05-12
Who can join
Age: 20 and older, up to 49. Sex: any. Healthy volunteers: accepted.
You may qualify if…
- Participants free of any current and past sleep and psychiatric disorders, including eating disorders (ex.anorexia, bulimia, night eating syndrome)
- Participants will not have diabetes and will normally consume a meal within 1 h after awakening at least 5 times/wk
- Participants with normal scores on the Pittsburgh Quality of Sleep Questionnaire [78] (global score <5) and Epworth Sleepiness Scale [79] (score <10), no indication of sleep apnea (Berlin Questionnaire) [80], sleep disorders (Sleep Disorders Inventory Questionnaire) [81], depression (Beck Depression Inventory II) [82], significant delayed or advanced sleep phase (Composite Scale of Morningness/Eveningness) [83], and involuntary sleep movement, by self-report.
You may not qualify if…
- Smokers (smoking any cigarettes or ex-smokers <3 y)
- Non-day and rotating shift workers
- Persons who plan to travel across time zones within 4 wk of the study
- Persons with a history of drug and alcohol abuse, drowsy driving, or excessive caffeine intake (>300 mg/d)
- Persons with recent weight change or who actively participated in a diet or weight loss program in the previous 3 mo.
- Individuals with a neurologic condition that may disrupt the procedures will be excluded
- Persons with low hematocrit (<30%) due to the high blood sampling protocol *Women who are pregnant or <1 y post-partum
- Individuals with contraindications for fMRI
Where it is running
- New York Nutrition Obesity Research Center — New York, New York, United States
Full record on ClinicalTrials.gov
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