Department of Physical Therapy, Faculty of Health and Welfare, Prefectural University of Hiroshima, Mihara City, Japan;
School of Health Sciences, Fujita Health University, Toyoake, Japan;
Department of Nursing, Hamamatsu University School of Medicine, Hamamatsu, Japan;
Health Service Center Izumo, Shimane University, Izumo, Japan;
8-OHdG; Oxidative; Stress; Menstrual; Cycles; Psychological; Stress;