Impact of study load on psychophysiological status of high school students Ludmila M. Semenova, Sergey V. Kupriyanov, Sergey V. Bochkarev, Nikolay Y. Kruglikov, Yulia V. Parfenova and Nadezhda V. Zhuravleva SHS Web of Conf., 164 (2023) 00091 Published online: 11 May 2023 DOI: 10.1051/shsconf/202316400091