Medical research confirms the use of a sauna provides cardiovascular conditioning as the body works to cool itself and involves substantial increases in heart rate, cardiac output and metabolic rate. (user.xmission.com)
It will cause slight increase in the heart rate and increase the supply of energy to all the vital organs. (healthyindianow.in)
There will be an accompanying increase in heart rate and breathing, tipping the body out of its «being» state into its «doing» state. (innerconnectedwellness.com)