Chinaisapopulouscountrywith1.3billionpopulation.Inrecentyears,China'sagingpopulationincreases,populationdeclineinthequality,moreseriously,myphysicalhealthofyoungpeopleinseveredecline.Manyschoolstudentsdonotattachimportancetophysicalexercise,thebodyandthephysicalweakness,aswellaspartoftheyoungpeople,couldnotreasonablydiet,likestoeatjunkfood,affectingtheirhealth.Atthispoint,IcalluponouryouthtostrengthenDanlianbody,allowingtheirhealthygrowth.中国是人口大国,拥有13亿的人口.近几年来,我国人口老龄化增多,人口素质下降,更严重的是,我国青少年体质健康严重下滑.许多在校学生不重视体育锻炼,身体体质弱,还有一部分青少年,不能合理饮食,喜欢吃垃圾食品,影响身体健康. 　　在此,我呼吁我们青少年加强单练身体,让自己健康成长.