关于跑步的英语美文阅读Word文档下载推荐.docx
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关于跑步的英语美文阅读Word文档下载推荐.docx
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关于跑步的英语美文篇1每周一次慢跑可延长六年寿命
Joggingforjustanhouraweekcanincreaseyourlifeexpectancybyaroundsixyears,revealscientists.
科学家研究发现,每周慢跑一小时可延长寿命6年。
Evenbetternewsisthatagentlejogisbetterforyouthananysortofextremeworkout,thestudyconcludes.
研究结果表明,相对于激烈运动慢跑更适合锻炼者。
Theresultschallengepreviousstudiesintojoggingwhichquestionedwhetheritishealthyorhazardous,withthedebatekickingoffinthe70swhenmiddleagedmenbegantakinganinterestintheexercise.However,followingthedeathofafewmenwhodiedwhileoutonarun,themediasuggestedjoggingmightbetoostrenuousformiddleagedpeople,castingdoubtsoverthepast-time.
此前,人们在关于慢跑对身体有无益处这个观点上有过争论。
一位中年男子曾经在慢跑的过程中猝死,媒体认为慢跑对于中老年人不太适用,因为程度过于激烈。
AspartoftheCopenhagenCityHeartstudy,acardiovascularstudyofaround20,000menandwomenaged20to93,researcherssetaboutquashingprevioussuggestionsthatjoggingisbadforpeople&
#39;
shealth.Thestudyhassofarresultedinover750papers,andhaspreviouslyexploredassociationsforlongevitywithdifferentformsofexerciseandotherfactors.Researchersbelievejoggingdeliversmultiplehealthbenefits,improvingoxygenuptake,loweringbloodpressure,preventingobesity,improvingcardiacfunctionandimprovingpsychologicalfunction,aswellasmanymorebenefits.
之后哥本哈根心脏研究中心在对两万名20至93岁的居民进行探访后得出结论:
慢跑能够增加摄氧量,降低血压,预防肥胖,增强心脏功能,有益于身体健康。
关于跑步的英语美文篇2跑步的好处多
THErunner&
rsquo;
shigh:
Everyathletehasheardofit,mostseemtobelieveinitandmanysaytheyhaveexperiencedit.Butforyearsscientistshavereservedjudgmentbecausenorigoroustestconfirmeditsexistence.
Yes,somepeoplereportedthattheyfeltsogoodwhentheyexercisedthatitwasasiftheyhadtakenmood-alteringdrugs.Butwasthatfeelingrealorjustadelusion?
Andevenifitwasreal,whatwasthefeelingsupposedtobe,andwhatcausedit?
Somewhosaidtheyhadexperiencedarunner&
shighsaiditwasuncommon.Theymightfeelrelaxedoratpeaceafterexercising,butonlyoccasionallydidtheyfeeleuphoric.Wasthecalmnessitselfarunner&
shigh?
Often,thosewhosaidtheyexperiencedanintenseeuphoriareportedthatitcameafteranenduranceevent.
MyfriendMarianWestleysaidherrunner&
shighcameattheendofamarathon,anditwaspairedwithsuchvolatileemotionsthatthesightofapuppyhadthepowertomakeherweep.
Otherssaidtheyexperiencedahighwhenpushingthemselvesalmosttothepointofcollapseinashort,intenseeffort,suchasrunningafive-kilometerrace.
ButthentherearethoselikemyfriendAnnieHiniker,whosaysthatwhenshefinishesa5-krace,thelastthingshefeelsiseuphoric.“IfeellikeIwanttothrowup,”shesaid.
Therunner&
s-highhypothesisproposedthattherewererealbiochemicaleffectsofexerciseonthebrain.Chemicalswerereleasedthatcouldchangeanathlete&
smood,andthosechemicalswereendorphins,thebrain&
snaturallyoccurringopiates.Runningwasnottheonlywaytogetthefeeling;
itcouldalsooccurwithmostintenseorenduranceexercise.
Theproblemwiththehypothesiswasthatitwasnotfeasibletodoaspinaltapbeforeandaftersomeoneexercisedtolookforafloodofendorphinsinthebrain.Researcherscoulddetectendorphinsinpeople&
sbloodafterarun,butthoseendorphinswerepartofthebody&
sstressresponseandcouldnottravelfromthebloodtothebrain.Theywerenotresponsibleforelevatingone&
smood.Soformorethan30years,therunner&
shighremainedanunprovedhypothesis.
Butnowmedicaltechnologyhascaughtupwithexerciselore.ResearchersinGermany,usingadvancesinneuroscience,reportinthecurrentissueofthejournalCerebralCortexthatthefolkbeliefistrue:
Runningdoeselicitafloodofendorphinsinthebrain.Theendorphinsareassociatedwithmoodchanges,andthemoreendorphinsarunner&
sbodypumpsout,thegreatertheeffect.
Leadingendorphinresearchersnotassociatedwiththestudysaidtheyaccepteditsfindings.
“Impressive,”saidDr.SolomonSnyder,aneuroscienceprofessoratJohnsHopkinsandadiscovererofendorphinsinthe1970&
s.
“Ilikeit,”saidHudaAkil,aprofessorofneurosciencesattheUniversityofMichigan.“Thisisthefirsttimesomeonetookthisheadon.Itwasn&
tthattheideawasnottherightidea.Itwasthattheevidencewasnotthere.”
Forathletes,thestudyoffersasortofvindicationthatrunner&
shighisnotjustaNewAgeyexcusefortheirclaimsoffeelinggoodafterahardworkout.
Forathletesandnonathletesalike,theresultsareopeninganewchapterinexercisescience.Theyshowthatitispossibletodefineandmeasuretherunner&
shighandthatitshouldbepossibleto
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