Integrating humans into pace-of-life studies: The Big Five personality traits and metabolic rate in young adults.

The pace-of-life syndrome (POLS) predicts that personality and metabolism should be correlated if they function as an integrated unit along a slow-fast continuum. Over the last decade, this conceptual framework has been tested in several empirical studies over a wide array of non-human animal taxa,...

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Main Authors: Patrick Bergeron, Ariane Pagé, Maxime Trempe
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2021-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0248876
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author Patrick Bergeron
Ariane Pagé
Maxime Trempe
author_facet Patrick Bergeron
Ariane Pagé
Maxime Trempe
author_sort Patrick Bergeron
collection DOAJ
description The pace-of-life syndrome (POLS) predicts that personality and metabolism should be correlated if they function as an integrated unit along a slow-fast continuum. Over the last decade, this conceptual framework has been tested in several empirical studies over a wide array of non-human animal taxa, across multiple personality traits and using standardized measures of metabolism. However, studies associating metabolic rate and personality in humans have been surprisingly scarce. Here, we tested whether there was covariation among personality scores, measured using the Big Five Inventory test, resting metabolic rate (RMR) and preferred walking speed (PWS) in a cohort of young human adults aged between 18 and 27 years old. We found a significant, negative relationship between RMR and Extraversion; less extraverted individuals had a 30% higher RMR than the most extraverted ones. No other personality traits correlated with RMR and none correlated with PWS. The negative correlation between Extraversion and RMR may suggest an allocation energy trade-off between personality and basal metabolism. Our results yielded equivocal support for the POLS and emphasized the need for more research on human to test the generality of this conceptual framework and further assess its validity.
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spelling doaj.art-6e9eaf76d04049f883ca40d987c3b1c22022-12-21T23:29:59ZengPublic Library of Science (PLoS)PLoS ONE1932-62032021-01-01164e024887610.1371/journal.pone.0248876Integrating humans into pace-of-life studies: The Big Five personality traits and metabolic rate in young adults.Patrick BergeronAriane PagéMaxime TrempeThe pace-of-life syndrome (POLS) predicts that personality and metabolism should be correlated if they function as an integrated unit along a slow-fast continuum. Over the last decade, this conceptual framework has been tested in several empirical studies over a wide array of non-human animal taxa, across multiple personality traits and using standardized measures of metabolism. However, studies associating metabolic rate and personality in humans have been surprisingly scarce. Here, we tested whether there was covariation among personality scores, measured using the Big Five Inventory test, resting metabolic rate (RMR) and preferred walking speed (PWS) in a cohort of young human adults aged between 18 and 27 years old. We found a significant, negative relationship between RMR and Extraversion; less extraverted individuals had a 30% higher RMR than the most extraverted ones. No other personality traits correlated with RMR and none correlated with PWS. The negative correlation between Extraversion and RMR may suggest an allocation energy trade-off between personality and basal metabolism. Our results yielded equivocal support for the POLS and emphasized the need for more research on human to test the generality of this conceptual framework and further assess its validity.https://doi.org/10.1371/journal.pone.0248876
spellingShingle Patrick Bergeron
Ariane Pagé
Maxime Trempe
Integrating humans into pace-of-life studies: The Big Five personality traits and metabolic rate in young adults.
PLoS ONE
title Integrating humans into pace-of-life studies: The Big Five personality traits and metabolic rate in young adults.
title_full Integrating humans into pace-of-life studies: The Big Five personality traits and metabolic rate in young adults.
title_fullStr Integrating humans into pace-of-life studies: The Big Five personality traits and metabolic rate in young adults.
title_full_unstemmed Integrating humans into pace-of-life studies: The Big Five personality traits and metabolic rate in young adults.
title_short Integrating humans into pace-of-life studies: The Big Five personality traits and metabolic rate in young adults.
title_sort integrating humans into pace of life studies the big five personality traits and metabolic rate in young adults
url https://doi.org/10.1371/journal.pone.0248876
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