Pathways Linking Reduced Sleep Duration and Quality to Obesity Risk

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT00915707

Enrollment

Registered

2009-06-08

Start date

2007-01-31

Completion date

2012-07-31

Last updated

2013-09-05

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Diabetes, Obesity

Keywords

obesity, diabetes, risk, obesity, diabetes risk related to sleep

Brief summary

This study is designed to study the pathways through which short sleep duration or poor sleep quality can lead to an increased risk of developing diabetes and obesity.

Interventions

OTHERBaseline

Subjects are allowed time in bed for sleep as their usual time at home.

OTHERSleep restriction

Subjects sleep is reduced to 4.5 hours in bed for 4 nights.

OTHERReduced Sleep Quality

Subjects sleep quality is reduced for 4 nights.

Study design

Allocation

RANDOMIZED

Intervention model

CROSSOVER

Masking

SINGLE (Subject)

Eligibility

Sex/Gender

ALL

Age

18 Years to 30 Years

Healthy volunteers

Yes

Inclusion criteria

* Normal weight * Healthy * Normal sleep times

Exclusion criteria

* Sleep disorders * Overweight * Diabetes * Other health conditions * Excessive caffeine and alcohol intake * Smoking

Design outcomes

Primary

Measure	Time frame
Disposition Index reflecting Diabetes Risk as a result of decreased sleep duration and/or quality.	3 months

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026