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Factors Contributing to Heat Tolerance in Humans and Experimental Models
Orlando Laitano1, Kentaro Oki2, Nisha Charkoudian2
1Department of Applied Physiology and Kinesiology, University of Florida, Gainesville, Florida, United States.
Physiology (Bethesda, Md.)
|August 27, 2024
Summary
Climate change necessitates understanding heat tolerance. This study explores physiological mechanisms and improvements in heat acclimation for humans and rodents.
Area of Science:
- Physiology
- Climate Change Biology
- Environmental Health
Background:
- Rising global temperatures due to climate change increase the risk of heat exposure.
- Understanding human physiological responses to heat is crucial for public health.
- Heat tolerance varies significantly and is influenced by multiple factors.
Purpose of the Study:
- To review the physiological mechanisms underlying heat tolerance in humans and experimental models.
- To discuss strategies for improving heat tolerance, focusing on heat acclimation.
- To highlight the relevance of this research in the context of climate change.
Main Methods:
- Literature review of studies on heat tolerance.
- Analysis of intracellular mechanisms contributing to heat tolerance.
- Examination of data from human and rodent models of heat exposure and acclimation.
Main Results:
- Heat tolerance involves complex intracellular responses to thermal stress.
- Heat acclimation can significantly improve an organism's ability to tolerate heat exposure.
- Rodent models provide valuable insights into conserved mechanisms of heat tolerance.
Conclusions:
- Physiological heat tolerance is a critical area of study, especially with climate change.
- Heat acclimation offers a promising avenue for enhancing human resilience to heat.
- Further research into molecular and cellular mechanisms can inform interventions for heat-related illnesses.
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