Extreme sport

Extreme sport (also called action sport and adventure sport) is a media term for certain activities perceived as having a high level of inherent danger. These activities often involve speed, height, high level of physical exertion, high specialized gear or spectacular stunts. At present date, there are no careful studies or statistics of deaths to separate activities with low or normal level of danger from those with high level of danger. It is instead used as a marketing term in promoting events such as the X Games. Extreme sports differ from standard sport due to the relatively higher number of inherently uncontrollable variables in extreme sports. Extreme sport athletes compete not only against other athletes, but also against environmental obstacles and challenges. These environmental variables are frequently weather and terrain related, including wind, snow, water and mountains. Because these natural phenomena cannot be controlled, they inevitably affect the outcome of the... full article at wikipedia