NCT02413866

Weight Outlooks by Restriction of Diet and Sleep

• Status: Completed
• Phase: N/A
• Study type: Interventional
• Enrollment: 36 (actual)
• Sponsor: University of South Carolina · Academic / Other
• Sex: All
• Age: 35 Years – 55 Years
• Healthy volunteers: Accepted

Summary

The purpose of this study is to examine whether chronic moderate sleep restriction effects the amount of body fat and lean mass loss, and calorie expenditure, in individuals who are participating in a dietary weight loss program.

Detailed description

Participants will be randomly assigned to an 8-week program of either restricted diet alone, or restricted diet with restricted sleep for 5 days a week. The total expected duration of participation is approximately 3 months.

Conditions

• Weight

Interventions

Type	Name	Description
BEHAVIORAL	Calorie restriction only	Participants randomly assigned to this group will be instructed to reduce their daily energy intake to 95% of their resting metabolic rate.
BEHAVIORAL	Sleep & calorie restriction	Participants randomly assigned to this group will be instructed to reduce their total time in bed by 90 minutes 5 days a week, in addition to restricting their dietary intake to approximately 95% of their resting metabolic rate.

Timeline

• Start date: 2015-01-01
• Primary completion: 2016-11-01
• Completion: 2016-11-01
• First posted: 2015-04-10
• Last updated: 2019-04-19

Locations

1 site across 1 country: United States