Studies have shown that elite athletes such as tennis players can reach core temperatures as high as 40 degrees Celsius, associated with collapse from heat exhaustion.
Sources
- Firefighters know how to look after themselves to prevent heat exhaustion - ABC News (abc.net.au)
- https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10588574/ (ncbi.nlm.nih.gov)
- https://pubmed.ncbi.nlm.nih.gov/17473783/ (pubmed.ncbi.nlm.nih.gov)
- https://www.uptodate.com/contents/exertional-heat-illness-in-adolescents-and-adults-epidemiology-thermoregulation-risk-factors-and-diagnosis/print (uptodate.com)
- https://www.laykold.com/news/tennis-feels-the-heat (laykold.com)
- https://pmc.ncbi.nlm.nih.gov/articles/PMC3017490 (pmc.ncbi.nlm.nih.gov)
- https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12152093/ (ncbi.nlm.nih.gov)
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