well not entirely, there's no definite answer, but so far it's likely that it motivate the body in releasing endorphins*.
*well known as a runner's high, when a runner pushed his body over the theshold, endorphins is release to reduced the pain the runner's suffering when they're pushing their body over it's capacity.
well not entirely, there's no definite answer, but so far it's likely that it motivate the body in releasing endorphins*.
*well known as a runner's high, when a runner pushed his body over the theshold, endorphins is release to reduced the pain the runner's suffering when they're pushing their body over it's capacity.
basically like morphine really.