2、ionalactivityandOlympicandParalympicsport,itinvolvesdescendingasnow-coveredslopewhilestandingonasnowboardattachedtoarider'sfeet.Thedevelopmentofsnowboardingwasinspiredby skateboarding, sledding, surfing and skiing.ItwasdevelopedintheUnitedStatesinthe1960s,became
3、aWinterOlympicSport at Nagano in 1998andfirstfeaturedinthe WinterParalympics at Sochi in 2014.ItspopularityintheUnitedStatespeakedin2007andhasbeeninadeclinesince.Likesomeotherwintersports,snowboardingcomeswithacertainlevelofrisk.Injuriesaremorelikelyamongbeginne