Apabilaberjalan,terutamanyaapabilaberjalanlebihcepat,disebabkanolehpeningkatanbebanjantungdanparu-paru,akanadasesaknafas,degupanjantungyangcepatdangejalalain,yangmerupakanfenomenabiasa.Tetapijikaandatidakberjalanseketikauntukmunculgejalaini,danselepasberehattidakdapatditurunkan,danjugamunculketatdada,berdebar-debar,kesukaranbernafasdangejalalain,berhati-hatiuntuktidakmengalamimyocarditis,penyakitjantungkoronari,arteriosklerosisdanpenyakitlain,penyakit-penyakitinijikatidakdirawattepatpadamasanya,jugaakanmenjejaskanjangkahayat.走路时,尤其是走路的速度较快时,由于心肺负担加重,会有呼吸急促、心跳加快等症状,这是正常的现象。但如果还没走一会儿就出现这一症状,并且休息之后无法缓解,甚至出现胸闷、心悸、呼吸困难等症状的,要小心是不是患有心肌炎、冠心病、动脉硬化等疾病,这些疾病如果不及时治疗,也会影响寿命。Nowtheeconomicconditionscontinuetodevelop,avarietyoffoodcanappearonourdinnertable,accordingtostatistics,morethan80%ofthefamilydietfatcontent,andobesityandoverweightarethecauseofmanychronicdiseases,itcanbesaidthatweightcontrolcanreducetheriskofdisease.AccordingtoastudyintheBritishMedicalJournalTheLancet,thereisacloserelationshipbetweeneatinghabitsandhealthylongevity,andthatpersistentcalorierestrictioncanreducetherateofoxidationandmetabolisminthebody,thusachievingthegoalofdelayingaging,so"eatinglessandlivinglonger"isascientificbasis.现在的经济条件不断的发展,各种美食可以出现在我们的餐桌上,根据统计,目前有超过80%的家庭饮食中脂肪含量超出,而肥胖和超重是很多慢性疾病的引起原因,可以说控制体重可以降低疾病出现的风险。根据英国医学杂志《柳叶刀》的研究显示,饮食习惯和健康长寿之间存在的密切的关系,持续性的限制热量的摄入是可以起到降低身体氧化、代谢的速度,从而达到延缓衰老的目的,因此“吃的少,活的久”是有一定的科学依据的。Thepooroldmandidntsaywhathesaid.Hehadahunchthathisgrandsonsworkswouldnotbeasobliteratedashis,sohechoseoneofhisownpitifultunestoputin.Andthisdesireforalittlelightontheimaginaryfameisalsoveryhumbleandmoving,becauseheonlywantstoparticipateinane-thoughtinanunnamedwayandnotletit