PHYSIOLOGICAL EFFECT ON THE BODY IN THE SAUNA BATH / 体力科学

ABSTRACT

Recently, the popular usage of the sauna bath has been greatly increased but this is not necessaeily based upon scientific ground.<BR>This investigation has been made on the most ideal usage time with special emphasis on duration of time in the actual sauna room.<BR>The usage pattern, in view of the times of taking the sauna room and the cold water, has been established.<BR>And then the influences on the body function were measured.<BR>The usage pattern were as follows (Repetition were all 3 times)<BR>(1) 5 minutes stay in the sauna and 1 minute in the water<BR>(2) 7 minutes stay in the sauna and 1 minute in the water<BR>(3) 7 minutes stay in the sauna and 2 minutes in the water<BR>(4) 10 minutes stay in the sauna and 2, 5 minutes in the watar<BR>The result were as follows<BR>1. The usage pattern (1) gave the good result for the function of whole body reaction time, patellar-tendon reflex time, maximum power of vertical jump.<BR>Another usage pattern (2), (3), (4) gave the wrong result for those function.<BR>2. There were no remarkable differences blood pressure, heart rate and skin temperature among the usage pattern (1), (2), (3), (4) .<BR>3. Oxygen intake in the usage pattern (2) gave a large value than the usage pattern (1) .<BR>In the view of the energy expenditure, it was recognized that the usage pattern (2) was the best usage.