Evidence map›Paper›PMID 39252442›Full record

ArticleExperimental physiology2025

The effect of seasonal heat acclimatization on cool-seeking behaviour during passive heat stress in young adults.

Hui Wang, Zachary J Schlader, Tze-Huan Lei, Toby Mündel, Tatsuro Amano, Naoto Fujii, Takeshi Nishiyasu, James Cotter, Narihiko Kondo

Abstract read
In one paragraph

Article in Experimental physiology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. 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

9 authors.

Hui WangLaboratory for Applied Human Physiology, Graduate School of Human Development and Environment, Kobe University, Kobe, Japan.ORCID https://orcid.org/0000-0002-1589-4161
Zachary J SchladerDepartment of Kinesiology, Indiana University School of Public Health, Bloomington, Indiana, USA.ORCID https://orcid.org/0000-0003-3590-3958
Tze-Huan LeiCollege of Physical Education, Hubei Normal University, Huangshi, China.ORCID https://orcid.org/0000-0003-3157-099X
Toby MündelDepartment of Kinesiology, Brock University, St. Catharines, ON, Canada.ORCID https://orcid.org/0000-0002-4214-8543
Tatsuro AmanoFaculty of Education, Niigata University, Niigata, Japan.ORCID https://orcid.org/0000-0001-9451-6937
Naoto FujiiInstitute of Health and Sports Science, University of Tsukuba, Tsukuba, Japan.ORCID https://orcid.org/0000-0001-9696-8291
Takeshi NishiyasuInstitute of Health and Sports Science, University of Tsukuba, Tsukuba, Japan.
James CotterSchool of Physical Education, Sport and Exercise Sciences, University of Otago, Dunedin, New Zealand.
Narihiko KondoLaboratory for Applied Human Physiology, Graduate School of Human Development and Environment, Kobe University, Kobe, Japan.ORCID https://orcid.org/0000-0002-5623-408X

Funding

Kobe University JST (Japan Science and Technology Agency) SPRING JPMJSP2148
6 · The paper itself

Abstract

Seasonal heat acclimatization is known to enhance autonomic thermoeffector responses, whereas the behavioural response following seasonal heat acclimatization remains unknown. We investigated whether seasonal heat acclimatization would alter autonomic and behavioural thermoregulatory responses. Sixteen healthy participants (eight males and eight females) underwent two trials involving 50 min of lower-leg passive heating (lower-leg submersion in 42°C water) with (Fan trial) and without (No fan trial) the voluntary use of a fan in a moderate thermal environment (27°C, 50% relative humidity) across winter and summer months. In Fan trials, participants were allowed to use a fan to maintain thermal comfort, but this was not allowed in the No fan trials. Cool-seeking behaviour was initiated at a lower change in rectal temperature [mean (SD): 0.21 (0.18)°C vs. 0.11 (0.13)°C, P = 0.0327] and change in mean skin temperature [2.34 (0.56)°C vs. 1.81 (0.32)°C, P < 0.0001], and cooling time was longer [16.46 (5.62) vs. 20.40 (4.87) min, P = 0.0224] in summer compared with winter. However, thermal perception was not modified by season during lower-leg passive heating (all P > 0.0864). Furthermore, rectal temperature was higher in summer (P = 0.0433), whereas mean body temperature and skin temperature were not different (all P > 0.0631) between the two seasons in Fan trials. In conclusion, seasonal heat acclimatization enhanced the cool-seeking behaviour from winter to summer.

Indexed as

AcclimatizationBody Temperature RegulationHeat-Shock ResponseAdultBody TemperatureFemaleHot TemperatureHumansMaleSeasonsSkin TemperatureYoung Adultbehavioural thermoregulationelectric fanpassive heat stressseasonal heat acclimatization

Identifiers

PMID39252442
PMCPMC12209338

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Registered trials

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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.