Measurement of Energy Intake Using the Principle of Energy Balance Overcomes a Critical Limitation in the Assessment of Energy Availability

Abstract Prolonged low energy availability, which is the underpinning aetiology of the Relative Energy Deficiency in Sport and the Female and Male Athlete Triad frameworks, can have unfavourable impacts on both health and performance in athletes. Energy availability is calculated as energy intake mi...

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Main Authors: Caroline A. Tarnowski, Sophie L. Wardle, Thomas J. O’Leary, Robert M. Gifford, Julie P. Greeves, Gareth A. Wallis
Format: Article
Language:English
Published: SpringerOpen 2023-02-01
Series:Sports Medicine - Open
Subjects:
Online Access:https://doi.org/10.1186/s40798-023-00558-8
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author Caroline A. Tarnowski
Sophie L. Wardle
Thomas J. O’Leary
Robert M. Gifford
Julie P. Greeves
Gareth A. Wallis
author_facet Caroline A. Tarnowski
Sophie L. Wardle
Thomas J. O’Leary
Robert M. Gifford
Julie P. Greeves
Gareth A. Wallis
author_sort Caroline A. Tarnowski
collection DOAJ
description Abstract Prolonged low energy availability, which is the underpinning aetiology of the Relative Energy Deficiency in Sport and the Female and Male Athlete Triad frameworks, can have unfavourable impacts on both health and performance in athletes. Energy availability is calculated as energy intake minus exercise energy expenditure, expressed relative to fat free mass. The current measurement of energy intake is recognized as a major limitation for assessing energy availability due to its reliance on self-report methods, in addition to its short-term nature. This article introduces the application of the energy balance method for the measurement of energy intake, within the context of energy availability. The energy balance method requires quantification of the change in body energy stores over time, with concurrent measurement of total energy expenditure. This provides an objective calculation of energy intake, which can then be used for the assessment of energy availability. This approach, the Energy Availability - Energy Balance (EAEB) method, increases the reliance on objective measurements, provides an indication of energy availability status over longer periods and removes athlete burden to self-report energy intake. Implementation of the EAEB method could be used to objectively identify and detect low energy availability, with implications for the diagnosis and management of Relative Energy Deficiency in Sport and the Female and Male Athlete Triad.
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spelling doaj.art-c0eeb6f8827b406d905b6a9cc70059332023-03-22T11:19:55ZengSpringerOpenSports Medicine - Open2198-97612023-02-01911710.1186/s40798-023-00558-8Measurement of Energy Intake Using the Principle of Energy Balance Overcomes a Critical Limitation in the Assessment of Energy AvailabilityCaroline A. Tarnowski0Sophie L. Wardle1Thomas J. O’Leary2Robert M. Gifford3Julie P. Greeves4Gareth A. Wallis5School of Sport, Exercise and Rehabilitation Sciences, College of Life and Environmental Sciences, University of BirminghamArmy Health and Performance Research, Army HeadquartersArmy Health and Performance Research, Army HeadquartersBritish Heart Foundation Centre for Cardiovascular Science, Queen’s Medical Research Institute, University of EdinburghArmy Health and Performance Research, Army HeadquartersSchool of Sport, Exercise and Rehabilitation Sciences, College of Life and Environmental Sciences, University of BirminghamAbstract Prolonged low energy availability, which is the underpinning aetiology of the Relative Energy Deficiency in Sport and the Female and Male Athlete Triad frameworks, can have unfavourable impacts on both health and performance in athletes. Energy availability is calculated as energy intake minus exercise energy expenditure, expressed relative to fat free mass. The current measurement of energy intake is recognized as a major limitation for assessing energy availability due to its reliance on self-report methods, in addition to its short-term nature. This article introduces the application of the energy balance method for the measurement of energy intake, within the context of energy availability. The energy balance method requires quantification of the change in body energy stores over time, with concurrent measurement of total energy expenditure. This provides an objective calculation of energy intake, which can then be used for the assessment of energy availability. This approach, the Energy Availability - Energy Balance (EAEB) method, increases the reliance on objective measurements, provides an indication of energy availability status over longer periods and removes athlete burden to self-report energy intake. Implementation of the EAEB method could be used to objectively identify and detect low energy availability, with implications for the diagnosis and management of Relative Energy Deficiency in Sport and the Female and Male Athlete Triad.https://doi.org/10.1186/s40798-023-00558-8Low energy availabilityRelative energy deficiency in sportFemale and male athlete triadExerciseNutritionAthlete
spellingShingle Caroline A. Tarnowski
Sophie L. Wardle
Thomas J. O’Leary
Robert M. Gifford
Julie P. Greeves
Gareth A. Wallis
Measurement of Energy Intake Using the Principle of Energy Balance Overcomes a Critical Limitation in the Assessment of Energy Availability
Sports Medicine - Open
Low energy availability
Relative energy deficiency in sport
Female and male athlete triad
Exercise
Nutrition
Athlete
title Measurement of Energy Intake Using the Principle of Energy Balance Overcomes a Critical Limitation in the Assessment of Energy Availability
title_full Measurement of Energy Intake Using the Principle of Energy Balance Overcomes a Critical Limitation in the Assessment of Energy Availability
title_fullStr Measurement of Energy Intake Using the Principle of Energy Balance Overcomes a Critical Limitation in the Assessment of Energy Availability
title_full_unstemmed Measurement of Energy Intake Using the Principle of Energy Balance Overcomes a Critical Limitation in the Assessment of Energy Availability
title_short Measurement of Energy Intake Using the Principle of Energy Balance Overcomes a Critical Limitation in the Assessment of Energy Availability
title_sort measurement of energy intake using the principle of energy balance overcomes a critical limitation in the assessment of energy availability
topic Low energy availability
Relative energy deficiency in sport
Female and male athlete triad
Exercise
Nutrition
Athlete
url https://doi.org/10.1186/s40798-023-00558-8
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