健身英语作文健身英语作文篇1Runningisawholebodymovement,whichenablesthebody'smusclesrhythmiccontractionandrelaxation,sothatmusclefiberDimensionincreased,proteincontentincreased.Fitandmuscularisoneofthesymbols.Skeletonisthebodyofthestent,humanactivitiesleverage.Inaperiodofgrowthanddevelopmentofyoungpeople,adheretorunningStepcanimprovebloodcirculation,increasethesupplyofnutrientsinbonecellsincreasebonecellgrowthcapacity,fromtheAndtopromotethenormaldevelopmentofthebone.Theelderly,reducedmetabolism,musclegraduallyshrink,andbonesappearedbackLineofchangeinboneandjointdiseaseisalsoincreasing.Persistinrunningcanenhancemetabolism,delayedboneDegenerativechanges,preventionofboneandjointdiseaseintheelderlyoccur,sothatyouslowdownaging.健身英语作文篇2Everyonehopestolivehappilyintheworld.Physicalexerciseisindispensabletoahappylife.Thereisafamoussaying:"Lifeliesonexercise."Althoughyouwillnotnecessarilydiewithoutregularphysicalexercises,they'IIcertainlyhelpyoulivelongerandmorehealthily.Exerciseisgoodforustobuildourbodies.Ithelpsco-ordinatethedifferentpartsofourbodieswhenwehavesports.Forexample,wemusttryourbesttoco-ordinatethemovementsofthearmsandlegswhenweplaybasketball,orwewon'tbeabletoshootthebasket.Exercisealsobenefitsourorgans.Itletstheheartbeatfasterthanusual,andthenhelpsenlargethebloodvesselstoprotectusfromheartattacks.Exercisecanalsocontributetothedevelopmentofourabilitytoresponseagilely.Forinstance,whenyouplaytable-tennis,youmusttrytoreflectasquicklyasyoucansothatyoumayfightbackattherightpositionatthefightmoment.Exercisecanalsocontributetoimprovingourmood.Whenyoudoexercise,youmovealot,andyouhavetobemoreactive.Ithelpsyoubecomemoreoptimistic.Exercisewillfillyourlifewithvariouscontentsandmakeitmorecolorful.Fromjoozone.com.What'smore,exercisewillhelpyougetridofyourinertia.Ifyoukeepdoingexerciseregularly,youwillneverbealazyperson.Therefore,exercisehasgreateffectonone'scharacter.Inaword,exerciseishelpful,importantandabsolutelynecessary.健身英语作文篇31、考题示例请你根据下表所提供的信息，写一篇报告，描述奥运会给中学生生活带来的变化。迎奥运之前迎奥运之后学校每周