Nowadaysmoreandmorepeoplearebecomingawareoftheimportanceofconstantphysicaltraining,becausetheyhavenoticedthedisasdvantagesoftheunhealthylifestyle,neverdoinganybodyexercisesatdaytimeandwatchingTVwithinadequatebodyexercisesatnight.

　　Somehazardmaterialscannotbeeliminatedormetabolizedbydoingphysicaltrainingandwillaccumulateinpeople'sbody.Dayafterday,peoplecannotaffordthishorribleaccumulation.Thus,diseasesoccur.

　　Beingawareoftheimportanceofphsicaltraining,peoplearewillingtotakepartinthesuchphysicalexerciseasswimming,skating,jogging,climbingthemountain.Ofallkindsofsportgames,joggingisaniceoption,foritslesssportintensityandhigherenergyconsumption.