People who are (0) extreme sports love the idea of a challenge. For some, it's escaping the monotony of everyday life and the planning is more important than the actual sport, for example organising the event in great detail, or raising money (9) charity. But adrenaline, too, plays a big part, with many saying they need a physical buzz that they can't get from normal life.

(10) can be a misconception to believe these people are reckless; in fact, they are often the opposite of what we assume. They try their hardest not to leave things (11) chance and they don't do anything (12) they're ready.

There's also a lot of creativity in the things extreme-sports people do. These sports often don't have established rules; the participants have to work them out (13) they go along. Crucial to this (14) a sense of trust in oneself and the environment, (15) something that is necessarily encouraged nowadays. After all, we're living in a time (16) health and safety rules are dominant.