While not the exclusive domain of youth, extreme sports tend to have a younger-than-average target demographic. 虽然不完全局限于青年群体,极限运动的目标人群的确常常较为年轻。
The development of youth culture and extreme sports in the United States since the 1960s 20世纪60年代以来美国青年文化与极限运动的发展
The youth culture in the United States in the1960s gave birth to part of extreme sports events, and characterized early extreme sports as obvious antisocial youth culture. 20世纪60年代的美国青年文化运动推动了部分极限运动项目的诞生,使早期的极限运动带有明显的青年叛逆文化特征。