Evidence map›Paper›PMID 37885801›Full record

ArticleFrontiers in physiology2023

Changes in stress pathways as a possible mechanism of aerobic exercise training on brain health: a scoping review of existing studies.

Cristina Molina-Hidalgo, Chelsea M Stillman, Audrey M Collins, Daniel Velazquez-Diaz, Hayley S Ripperger, Jermon A Drake, Peter J Gianaros, Anna L Marsland, Kirk I Erickson

Open access · goldAbstract readScoping Review
In one paragraph

Article in Frontiers in physiology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed, 1 pooled it
3.0field-weighted citation impact, top 8% of its field
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

14 citing papers in PubMed, 1 synthesis or guideline pooled it, 19 citations in OpenAlex.

  1. Pooled it
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  7. The moderating effect of lifetime physical activity on brain alterations related to adverse childhood experiences.European psychiatry : the journal of the Association of European Psychiatrists · 2025
    Article
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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

9 authors at 3 institutions in 2 countries.

Cristina Molina-HidalgoAdventHealth Research Institute, Neuroscience Institute, Orlando, FL, United States.
Chelsea M StillmanDepartment of Psychology, University of Pittsburgh, Pittsburgh, PA, United States.
Audrey M CollinsAdventHealth Research Institute, Neuroscience Institute, Orlando, FL, United States.
Daniel Velazquez-DiazAdventHealth Research Institute, Neuroscience Institute, Orlando, FL, United States.
Hayley S RippergerDepartment of Psychology, University of Pittsburgh, Pittsburgh, PA, United States.
Jermon A DrakeDepartment of Psychology, University of Pittsburgh, Pittsburgh, PA, United States.
Peter J GianarosDepartment of Psychology, University of Pittsburgh, Pittsburgh, PA, United States.
Anna L MarslandDepartment of Psychology, University of Pittsburgh, Pittsburgh, PA, United States.
Kirk I EricksonAdventHealth Research Institute, Neuroscience Institute, Orlando, FL, United States.
University of Pittsburgh · USTranslational Research Institute for Metabolism and Diabetes · USUniversidad de Cádiz · ES

Funding

Substrates of Threat and Reward Sensitivity and CVD RiskP01HL040962 · NHLBI · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI GIANAROS, PETER J · 1988 to 2022
$31.1M
Investigating Gains in Neurocognition in an Intervention Trial of Exercise SupplementR01AG053952 · NIA · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI BURNS, JEFFREY MURRAY, ERICKSON, KIRK I · 2016 to 2020
$27.5M
Physical Activity and Dementia: Mechanisms of ActionR35AG072307 · NIA · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI ERICKSON, KIRK I · 2021 to 2025
$3.6M
NHLBI NIH HHS P01 HL040962NIA NIH HHS R01 AG053952NIA NIH HHS R35 AG072307
6 · The paper itself

Abstract

Physical activity (PA) in the form of aerobic exercise (AE) preserves and improves neurocognitive function across the lifespan. However, a mechanistic understanding of the pathways by which aerobic exercise impacts brain health is still lacking, particularly with respect to stress-related pathways. One mechanistic hypothesis is that AE improves neurocognitive health in part by modifying circulating levels of stress-related hormones and signaling factors associated with the hypothalamic-pituitary-adrenal (HPA) axis and autonomic nervous system (ANS), as commonly measured by the biomarkers cortisol (CORT) and salivary α-amylase (sAA). Thus, this hypothesis predicts that changes in stress biomarkers, such as CORT and sAA, are possible explanatory pathways mediating the positive effects of AE on neurocognitive health. In the present review article, we provide a summary of available studies examining the possibility that exercise-induced changes to stress biomarkers could partly account for exercise-related improvements in neurocognitive health. Our review indicates that despite the intuitive appeal of this hypothesis, there is insufficient evidence available to conclude that chronic and habitual AE affects neurocognitive health by altering stress biomarker pathways. The cross-sectional nature of the majority of reviewed studies highlights the need for well-controlled studies to adequately test this hypothesis.

Indexed as

ANScortisolHPA axisphysical activitysalivary alpha-amylase

Identifiers

PMID37885801
PMCPMC10598664
OpenAlexW4387537086

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.