Study2023Open access

Heart Rate and Body Temperature Evolution in an Interval Program of Passive Heat Acclimation at High Temperatures (100 ± 2 °C) in a Sauna

Siquier-Coll J, Bartolomé I, Pérez-Quintero M, Toro-Román V, Grijota FJ, Maynar-Mariño M

International journal of environmental research and public health · 3 citations

How it was studied

Design
Controlled clinical trial (classified by our AI screen)
Studied in
People
Main outcome
Health markers and function

Who paid for it

Funding
Independent funding
Government
European Union from the European Funds for Regional Development
Government
Aid for Research Groups (GR18030) from the Regional Government of Extremadura (Department of Employment, Companies and Innovation)

Based on 2 listed funder(s) and full-text disclosure statement.

Publication

Published
2023-01-23 · Int J Environ Res Public Health · vol. 20 · issue 3 · p. 2082
Publisher
Multidisciplinary Digital Publishing Institute
Cited
10 citations · more than 80% of similar papers · 1.4× the field average
References
47 works
Access
Open access (journal) · CC-BY
Research areas
Thermoregulation and physiological responses · Climate Change and Health Impacts · Infrared Thermography in Medicine
Keywords
Acclimatization, Heat stress, Hyperthermia, Animal science, Thermoregulation, Chemistry, Skin temperature, Heart rate, Heat illness, Toxicology, Medicine, Internal medicine, Biology, Botany, Meteorology, Blood pressure
MeSH
humans, body temperature, steam bath, temperature, acclimatization, body temperature regulation, heart rate, male, hot temperature

6 authors

From ES

  • Jesús Siquier-CollUniversidad Pontificia Comillas
  • Ignacio Bartolomé · correspondingUniversidad Pontificia de Salamanca
  • Mario Pérez-QuinteroUniversidad de Extremadura
  • Víctor Toro-RománUniversidad de Extremadura
  • Francisco Javier Grijota PérezUniversidad de Extremadura
  • Marcos Maynar-MariñoUniversidad de Extremadura

Abstract

Heat exposure provokes stress on the human body. If it remains constant, it leads to adaptations such as heat acclimation. This study aims to observe the evolution of heart rate (HR), core temperature (Tcore), and skin temperature (Tskin) in an intervallic program of exposure to extreme heat. Twenty-nine healthy male volunteers were divided into a control group (CG; n = 14) and an experimental group (EG; n = 15). EG experienced nine sessions (S) of intervallic exposure to high temperatures (100 ± 2 °C), whereas CG was exposed to ambient temperatures (22 ± 2 °C). HR, Tskin, and Tcore were monitored in S1, 4, 5, 8, and 9. An important increase in HR occurred in the S4 compared to the rest (p p p < 0.05). Interval exposure to heat at 100 ± 2 °C elicits stress on the human organism, fundamentally increasing Tcore, Tskin, and FC. This recurring stress in the full program caused a drop in the thermoregulatory response as an adaptation or acclimation to heat.

Abstract via Europe PMC. Copyright remains with the authors or publisher (CC BY).

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