I.V. Radysh - Dr.Sc. (Med.), Professor, Academician REA, Head Department of Management of Nursing Activities, Peoples Frendship University of Russia (Moscow). E-mail: iradysh@mail.ru O.V. Vartanova - Post-graduate Student, Department of Management of Nursing Activities Peoples Frendship University of Russia (Moscow) E-mail: vartanova.o@gmail.com V.I. Torshin - Dr. Sc. (Biol.), Professor, Academician REA, Head of Department of Normal Physiology Peoples Frendship University of Russia (Moscow). E-mail: vtorshin@mail.ru D.Yu. Shcherbakova - Post-graduate Student, Department of Physiology, Samara State University. E-mail: ala-la57@rambler.ru A.E. Severin - Dr.Sc. (Med.), Academician REA, Professor, Department of Normal Physiology Peoples Frendship University of Russia (Moscow). E-mail: aesever@mail.ru R.A. Yusupov - Dr. Sc. (Biol.), Head Department of Physical Education and Sports, Kazan National Research Technical University in A.N. Tupolev. E-mail: rinatbox@rambler.ru