Effect of Exercise With or Without Breakfast, on Metabolism, Appetite and Cognition

Not Applicable

Completed

• Conditions: Energy Balance,; Appetite,; Cognitive Function.
• Interventions: Drug: Breakfast & exercise

• Registration Number: NCT01229345
• Lead Sponsor: Northumbria University

Brief Summary

The purpose of this study is to assess the effect of eating breakfast in combination with exercise on fat usage, appetite and brain performance later in the day.

Detailed Description

Not available

Study Timeline

• Study Start: 2010-10
• Study First Submitted: 2010-10-12
• Study First Submitted QC: 2010-10-26
• Study First Posted: 2010-10-27
• Primary Completion: 2011-07
• Study Completion: 2011-07
• Status Verified: 2012-05
• Last Update Submitted: 2012-05-02
• Last Update Posted: 2012-05-04

Recruitment & Eligibility

• Status: COMPLETED
• Sex: Male
• Target Recruitment: 12

Inclusion Criteria

• Male
• Aged 18-45 years
• BMI 18.5-24.9 kg/m2
• Physically active: able to run for 1 h at a moderate pace
• Healthy

Exclusion Criteria

• Smokers
• Food allergies
• Metabolic disorders
• Restrained eaters (equivalent of >7 for restrained on TFEQ)
• Consuming herbal/dietary supplements
• History of head trauma
• Learning difficulties
• ADHD
• Dyslexia
• History of migraines
• Gastric problems

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: CROSSOVER

Arm && Interventions

Group	Intervention	Description
Breakfast & exercise	Breakfast & exercise	-
Breakfast & no exercise	Breakfast & exercise	-
No breakfast & exercise	Breakfast & exercise	-

Primary Outcome Measures

Name	Time	Method
Energy balance	24 h	Energy balance (kJ/kcal) will be assessed by an ad libitum test meal provided at 5 h minus energy expenditure estimated by indirect calorimetry.

Secondary Outcome Measures

Name	Time	Method
Blood glucose	1.5 h area under the curve, post-consumption of a liquid snack
Serum insulin	1.5 h area under the curve, post-consumption of a liquid snack
Subjective appetite ratings	1.5 h area under the curve, post-consumption of a liquid snack and following an ad libitum test meal	Participants will be asked to complete visual analogue scales (VAS).
Cognitive function measurements	1.5 h area under the curve, post-consumption of a liquid snack and following an ad libitum test meal	Reaction time, short-term memory, speed of processing, attention.
Mood	1.5 h area under the curve, post-consumption of a liquid snack and following an ad libitum test meal	Participants will be asked to complete visual analogue scales (VAS).
Energy expenditure	1.5 h mean following a liquid snack	Measured by indirect calorimetry

Trial Locations

Locations (1)

Brain, Performance and Nutrition Centre, Northumbria University; 🇬🇧 Newcastle Upon Tyne, Tyne and Wear, United Kingdom