{"corpus_id":256303723,"paper_sha":"0ddb1a0e6cbc4a5860dcc94a23d8f8c7a4d20cc4","doi":"10.1152/japplphysiol.00417.2022","arxiv_id":null,"pmid":36701484,"pmcid":"PMC10010916","mag_id":null,"dblp_id":null,"acl_id":null,"title":"Predicting fatal heat and humidity using the heat index model.","year":2023,"publication_date":"2023-01-26","venue":"Journal of applied physiology","journal":{"name":"Journal of applied physiology","pages":null,"volume":null},"journal_issn":null,"journal_title":null,"publication_types":["JournalArticle"],"pubmed_pub_types":["Journal Article","Research Support, U.S. Gov't, Non-P.H.S."],"s2_fields_of_study":["Medicine","Engineering","Environmental Science"],"reference_count":0,"citation_count":20,"influential_citation_count":0,"is_open_access":false,"arxiv_categories":null,"arxiv_license":null,"arxiv_journal_ref":null,"mesh_headings":[{"d":"Humans","mj":false,"ui":"D006801"},{"d":"Humidity","mj":false,"ui":"D006813"},{"d":"Hot Temperature","mj":true,"ui":"D006358"},{"d":"Temperature","mj":false,"ui":"D013696"},{"d":"Body Temperature Regulation","mj":false,"qs":[{"q":"physiology","mj":false,"ui":"Q000502"}],"ui":"D001833"},{"d":"Heat Stress Disorders","mj":true,"ui":"D018882"}],"chemicals":null,"comments_corrections":null,"source_flags":5,"s2_open_access_pdf_url":null,"s2_open_access_landing_url":null,"s2_open_access_license":null,"s2_open_access_status":null,"pmc_open_access_pdf_url":null,"pmc_open_access_landing_url":null,"pmc_open_access_license":null,"pmc_open_access_status":null,"unpaywall_open_access_pdf_url":null,"unpaywall_open_access_landing_url":null,"unpaywall_open_access_license":null,"unpaywall_open_access_status":null,"abstract":"A unique wet-bulb temperature of 35 °C is often used as the threshold for human survivability, but recent experiments have shown that a person's core temperature starts to rise at a wide range of critical wet-bulb temperatures. Here, it is shown that the model underlying the heat index correctly predicts those critical wet-bulb temperatures, explaining 95% of the variance in the values observed in laboratory heat-stress experiments. This is the first time the heat-index model has been validated against physiological data from laboratory experiments. For light and moderate exertion in an indoor setting, the heat index model predicts that the critical wet-bulb temperature ranges from 20 to 32 °C, depending on the relative humidity, consistent with experimental results. For the same setting and exertion, the heat index model predicts fatal wet-bulb temperatures ranging from 24 to 37 °C.","claims":[{"public_id":"cl_2aede9d50c41f500db6a7d0ec1759b94","status":"active","text":"For light and moderate exertion in an indoor setting, the critical wet-bulb temperature ranges from 20 to 32 °C depending on relative humidity, consistent with experimental results.","confidence":0.96,"contributors":[{"id":1,"public_id":"12632b8b5f","public_label":"Anonymous (12632b8b5f)","roles":["extraction"],"url":"https://sah.borca.ai/u/12632b8b5f"}],"url":"https://sah.borca.ai/claims/cl_2aede9d50c41f500db6a7d0ec1759b94"},{"public_id":"cl_6493b8d5f402233df94c9e0fc6fc607b","status":"active","text":"For light and moderate exertion in an indoor setting, the model predicts fatal wet-bulb temperatures ranging from 24 to 37 °C.","confidence":0.94,"contributors":[{"id":1,"public_id":"12632b8b5f","public_label":"Anonymous 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