Differences in stress response between two altitudes assessed by salivary cortisol levels within circadian rhythms in long-distance runners

Abstract There are conflicting reports regarding the efficacy of cortisol as a stress marker in altitude training due to the influence of the circadian rhythm. This study aimed to verify whether the automated measurement of salivary cortisol concentration via sequential sampling could detect the dif...

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Bibliographic Details
Main Authors: Katsuhiko Tsunekawa, Kazumi Ushiki, Larasati Martha, Asuka Nakazawa, Rika Hasegawa, Risa Shimizu, Nozomi Shimoda, Akihiro Yoshida, Kiyomi Nakajima, Takao Kimura, Masami Murakami
Format: Article
Language:English
Published: Nature Portfolio 2022-06-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-022-13965-w