Impact of Yo-Yo Sleep on Cardiometabolic Health
Cardiometabolic Syndrome, Obesity
About this trial
This is an interventional basic science trial for Cardiometabolic Syndrome focused on measuring Sleep, Circadian Rhythms, Cardiometabolic Health
Eligibility Criteria
Inclusion Criteria: Aged 18 to 49 years BMI 20-29.9 kg/m2 Habitually sleeping 7-9 hours/night without sleep aids or naps Exclusion Criteria: Sleep disorders Psychiatric disorders (including eating disorders) and seasonal affective disorder Pregnancy (current/prior year) Breastfeeding Smokers (Any cigarette smoking or ex-smokers <3years) Diabetes Elevated blood pressure, taking beta-blockers Individuals taking anti-coagulants or anti-platelets Recent weight change or participation in a weight loss program or have ever had bariatric surgery or other weight loss or gastrointestinal procedure. Travel across time zones; shift work (non-traditional hours)
Sites / Locations
- Columbia University Irving Medical CenterRecruiting
Arms of the Study
Arm 1
Arm 2
Arm 3
Active Comparator
Experimental
Experimental
Stable Adequate Sleep (SAS)
ISS_Alone
ISS_SJL
Participants will go to bed and wake up at the same time every night, maintaining adequate sleep duration.
Intermittent short sleep (ISS) 5 nights of 5.5 hours time in bed 2 nights of 9.5 hours time in bed with advanced bedtimes and delayed wake times
Intermittent short sleep with short jetlag (SJL) 5 nights of 5.5 hours time in bed 2 nights of 9.5 hours time in bed with constant bedtimes and delayed wake times