BMX, an abbreviation for bicycle motocross or bike motocross, is a <a target="_blank" rel="ugc" href="https://en.wikipedia.org/wiki/Cycle_sport">cycle sport</a> performed on <a target="_blank" rel="ugc" href="https://en.wikipedia.org/wiki/BMX_bike">BMX bikes</a>, either in competitive <a target="_blank" rel="ugc" href="https://en.wikipedia.org/wiki/BMX_racing">BMX racing</a> or <a target="_blank" rel="ugc" href="https://en.wikipedia.org/wiki/Freestyle_BMX">freestyle BMX</a>, or else in general street or off-road recreation.<h2 id="heading-2">History</h2>BMX began during the early 1970s in the United States when children began racing their bicycles on dirt tracks in <a target="_blank" rel="ugc" href="https://en.wikipedia.org/wiki/Southern_California">southern California</a>, inspired by the motocross stars of the time. The size and availability of the <a target="_blank" rel="ugc" href="https://en.wikipedia.org/wiki/Schwinn_Bicycle_Company#The_Sting-Ray">Schwinn Sting-Ray</a> and other <a target="_blank" rel="ugc" href="https://en.wikipedia.org/wiki/Wheelie_bike">wheelie bikes</a> made them the natural bike of choice for these races, since they were easily customized for better handling and performance. BMX racing was a phenomenon by the mid-1970s. Children were racing standard road bikes off-road around purpose-built tracks in California.

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