1. Department of Balneoclimatology and Biological Regeneration, School of Health Sciences in Katowice, Medical University of Silesia in Katowice, Poland
2. Department of Adapted Physical Activity and Sport School of Health Sciences in Katowice Medical University of Silesia in Katowice, Poland
3. Department of Physiology, Academy of Physical Education in Katowice, Katowice, Poland