FUENTE
A sport, is not considered extreme, can be defined in this way if it is practiced under special conditions or particular circumstances not habitual in him. For example, rock climbing a couple of inches from the ground (bulder) is not considered "extreme sport", but if it is performed on a rocky vertical wall several hundred meters high, then the term applies. person can be considered to practice an "extreme sport" when doing it for the first time. For example, class IV raft is quite extreme for those who have never before boarded a raft and will feel well beyond their personal abilities.