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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
Categorization of hikers’ fluid behavior in HOT and MOD. ** One hiker met fluid needs by using “rescue water” (RW); *** Five hikers used RW and still did not meet their needs; **** One hiker used RW and still did not meet personal fluid needs.