Evidence map›Paper›PMID 35113390›Full record

ReviewSports medicine (Auckland, N.Z.)2022

A Life History Perspective on Athletes with Low Energy Availability.

Meghan K Shirley, Daniel P Longman, Kirsty J Elliott-Sale, Anthony C Hackney, Craig Sale, Eimear Dolan

Abstract readReview
PubMed Publisher
In one paragraph

Review in Sports medicine (Auckland, N.Z.), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

23 citing papers in PubMed.

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  7. Review
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  14. Review
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  18. To the extreme! How biological anthropology can inform exercise physiology in extreme environments.Comparative biochemistry and physiology. Part A, Molecular & integrative physiology · 2023
    Review
  19. Article
  20. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Meghan K ShirleyDivision of GI, Hepatology and Nutrition, The Children's Hospital of Philadelphia, Philadelphia, PA, USA.ORCID 0000-0001-8800-0707
Daniel P LongmanSchool of Sport, Exercise and Health Sciences, Loughborough University, Loughborough, UK.ORCID 0000-0003-3025-7053
Kirsty J Elliott-SaleMusculoskeletal Physiology Research Group, Sport Health and Performance Enhancement Research Centre, School of Science and Technology, Nottingham Trent University, Nottingham, UK.ORCID 0000-0003-1122-5099
Anthony C HackneyDepartment of Exercise and Sport Science, Department of Nutrition, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA.ORCID 0000-0002-6607-1472
Craig SaleMusculoskeletal Physiology Research Group, Sport Health and Performance Enhancement Research Centre, School of Science and Technology, Nottingham Trent University, Nottingham, UK.ORCID 0000-0002-5816-4169
Eimear DolanApplied Physiology and Nutrition Research Group, School of Physical Education and Sport, Rheumatology Division, Faculdade de Medicina FMUSP, Universidade de Sao Paulo, Sao Paulo, SP, Brazil. eimeardol@gmail.com.ORCID 0000-0002-1018-7601

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The energy costs of athletic training can be substantial, and deficits arising from costs unmet by adequate energy intake, leading to a state of low energy availability, may adversely impact athlete health and performance. Life history theory is a branch of evolutionary theory that recognizes that the way the body uses energy-and responds to low energy availability-is an evolved trait. Energy is a finite resource that must be distributed throughout the body to simultaneously fuel all biological processes. When energy availability is low, insufficient energy may be available to equally support all processes. As energy used for one function cannot be used for others, energetic "trade-offs" will arise. Biological processes offering the greatest immediate survival value will be protected, even if this results in energy being diverted away from others, potentially leading to their downregulation. Athletes with low energy availability provide a useful model for anthropologists investigating the biological trade-offs that occur when energy is scarce, while the broader conceptual framework provided by life history theory may be useful to sport and exercise researchers who investigate the influence of low energy availability on athlete health and performance. The goals of this review are: (1) to describe the core tenets of life history theory; (2) consider trade-offs that might occur in athletes with low energy availability in the context of four broad biological areas: reproduction, somatic maintenance, growth, and immunity; and (3) use this evolutionary perspective to consider potential directions for future research.

Indexed as

AthletesSportsEnergy IntakeEnergy MetabolismHumansReproduction

Identifiers

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.