8 Rules For Exercising

Metabolism and blood circulation maintain our blood temperature at body temperature, which is approximately 37 degrees C or 98.6 degrees F. When the temperature drops, the body starts to shiver, contacting the muscles to stay worm and when the temperature rises, the body starts to sweat to stay cold. The body also uses energy to keep vital organs functioning. The energy is allocated especially for heart, brain and lungs. The skeletal muscles are always working (except when sleeping), to maintain body position. The human body uses 1 watt per kilogram of body mass just to stay alive (this effort is…Read the Rest