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The term "extreme
sports", which we might have seen on a magazine or a website, {#blank#}1{#/blank#}(be) becoming more and more common as
the concept of extreme sports gains {#blank#}2{#/blank#} (popular). But what are extreme sports on
earth?
During the 1970s and 1980s, the
term was used for sports with high risks {#blank#}3{#/blank#} (involve). Today, however, the sports also
include activities that give a feeling of adventure without{#blank#}4{#/blank#}(necessary) putting a participant's
life in danger. For every extreme sport, there is professional equipment that
has been developed {#blank#}5{#/blank#} (protect) your body, improve your performance
and give you{#blank#}6{#/blank#} advantage in the competition.
Extreme sports cover a wide
range. Some {#blank#}7{#/blank#} (develop) from familiar activities so far,
like mountain biking, climbing and drag race. Some may not be well known. For
instance, bouldering is a kind of rock climbing {#blank#}8{#/blank#} no rope is used. {#blank#}9{#/blank#} usually takes place in an area with large
rocks or in climbing center.
Nowadays, such sports have
become more popular {#blank#}10{#/blank#} young people all over the world than ever
before.