Effect of the Exercise-meal Timing on Energy Intake and Appetite in Adolescents With Obesity (TIMEX2)

June 9, 2020 updated by: University Hospital, Clermont-Ferrand

Effect of the Exercise-meal Timing on Energy Intake and Appetite in Adolescents With Obesity: the TIMEX 2 Study

The aim of the present study is to compare the effect of realizing an exercise right before or right after a meal of on energy intake, appetite feelings and food reward in adolescents with obesity.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Detailed Description

The present study will compare the nutritional response to the realisation of an acute exercise right before or right after lunch in adolescents with obesity. 18 adolescents with obesity will be asked to randomly complete three experimental sessions: i) one control session (rest); ii) one session with an acute exercise realized right before lunch; iii) one session with an acute exercise realized right after lunch. Their ad libitum energy intake will be assessed during lunch as well as at dinner time. Appetite feelings will be assessed at regular intervals and their food reward in response to the lunch will also be assessed.

Study Type

Interventional

Enrollment (Actual)

17

Phase

  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • France
      • Clermont-Ferrand, France, 63003
        • CHU Clermont Ferrand

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

12 years to 16 years (Child)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • BMI percentile > 97th percentile according to the french curves.
  • ages 12-16 years old
  • Signed consent form
  • being registered in the national social security system
  • no contraindication to physical activity

Exclusion Criteria:

  • Previous surgical interventions that is considered as non-compatible with the study.
  • Diabetes
  • weight loss during the last 6 months
  • cardiovascular disease or risks

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: cohorte 1
18 adolescents with obesity are involved and will perform the three conditions.
Behavioral: CON
Control condition without exercise / rest condition. The adolescents will be asked to remain quiet and at rest during the morning and will receive an ad libitum meal at lunch and dinner times. Their food reward will be assessed before and after lunch. Their appetite feelings will be assessed at regular intervals.
Other Names:
  • control condition without exercise / rest condition
Behavioral: EX-MEAL
Condition with an acute exercise set right before lunch The adolescents will be asked to complete a 30 minutes exercise set at 65% of their capacities (cycling) right before ad ad libitum lunch meal. Lunch will be served ad libitum as well as diner. Their food reward will be assessed before and after lunch. Their appetite feelings will be assessed at regular intervals.
Other Names:
  • Condition with an acute exercise set right before lunch
Behavioral: MEAL-EX
. condition with an acute exercise set right after lunch. The adolescents will be asked to complete a 30 minutes exercise set at 65% of their capacities (cycling) right after an ad libitul buffet meal. Lunch will be served ad libitum as well as diner. Their food reward will be assessed before and after lunch. Their appetite feelings will be assessed at regular intervals.
Other Names:
  • Condition with an acute exercise set right after lunch

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Change in energy intake measured during an ad libitum buffet meal (in kcal)
Time Frame: day 1 , day 8, day 15
food intake will be measured ad libitum during a lunch buffet. The adolescents will be offered an ad libitum buffet-type meal composed based on their food intake preferences. Their intake will be weighted using an electronic food scale by a member of the investigation team and then analysed using Bilnuts software.
day 1 , day 8, day 15

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Hunger feelings
Time Frame: day 1 , day 8, day 15
hunger area under the curve will be assessed using visual analogue scale through a the day
day 1 , day 8, day 15
Food reward
Time Frame: day 1 , day 8, day 15
The participants will be asked to complete a validated computer-based procedure to measure food reward (Leeds Food Preference Questionnaire; LFPQ) (Finlayson, King et al. 2008).
day 1 , day 8, day 15

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

University Hospital, Clermont-Ferrand

Collaborators

AME2P Laboratory, Clermont Auvergne University

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

August 31, 2019

Primary Completion (Actual)

September 29, 2019

Study Completion (Actual)

October 30, 2019

Study Registration Dates

First Submitted

May 27, 2019

First Submitted That Met QC Criteria

May 27, 2019

First Posted (Actual)

May 30, 2019

Study Record Updates

Last Update Posted (Actual)

June 11, 2020

Last Update Submitted That Met QC Criteria

June 9, 2020

Last Verified

October 1, 2019

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • RBHP 2019 BOIRIE
  • 2019-A00507-50 (Other Identifier: 2019-A00507-50)

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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