Exercise:Howmuchisenough? 　　Exerciseispromotedastheholygrillofhealthyliving,especiallyinthisfatandcalorie-filledsociety.Thissocietyisfatteningupfastandseesexerciseanditsremedy.Beforeweraceintomorejoggingandbench-pressing,itisworthwhiletotakeastepback,sitonthecouchandthinkforabitexactlyhowmuchexerciseisnecessary,tostayfit,tofitinandtostillhavealife. 　　Modernlifeisfast-paced,nodoubtaboutthat,that'sprobablyatthecoreofweight-gain.We,asasociety,haslostthetimetostopandsmelltheroses.Instead,wesitatourdesks,scribblingawaylikeIamdoingnow,alwayscatchinguptothenewestassignments,alwaystryingtooutdoourselves,atnobody'sexpensebutourown.It'snowonderthatdeathduetoheartfailure,liverdamage,kidneyfailureandrespiratoryproblemsareup.We'vesacrificedourownhealthforafuturethat,withoutacleanhealthbill,wejustmightnothave.Lifemustloveirony. 　　Theproblemformostpeopleisthatagoodhealthtakesinvestmentsintheformoftimeandenergy,investmentsthattheyjustmaynothave.Therecommendedamountofcardiovascularexerciseis45minaday,askanybodyintheirlastyearofhighschooltospare45minadaydoingsomethingotherthancrammingandthey'llsmackyouoverthehead.Forthoseintheworkplace,thesituationisnobetter.Deadlinescomeatyouatthespeedoflight,whilethehighemploymentratestillhangsoveryourheadliketheSwordofDamocles.Timeisthemostpreciousassetanyhumancanpossiblyhopetoown,yetatoftentimes,lifegetsthebetterofus,suchthatourtimeissurrenderedtoandforthoseholdingpower,money,orournextgrade.Buttimeshouldnotbeanexcusefortheabsenceofexercise.Nobodyisbusyallthetime.Itisimportanttoworkwhennecessary,andatthosetimes,exercisetimemaybecutbackorwhollyeliminated.However,itisalwayspossibletofindthatextrafewminutestostretchorplaysomeball. 　　Toolittleexercisefindsyouinthestateofthecurrentglobaleconomy,immobile,overweightandstrugglingtogetbackonitsfeet.Thisislife-threateningandwillcomebacktohauntyou.Soinsteadoftakingthebustoschool,rideabusnexttime.Insteadofusingtheelevator,takethestairs.Insteadoffinishingonemorelevelonthatvideogame,gojogamile,you'llsleepbetter. 　　Ofcourse,thatisnottosaythatyoushouldbeefuplikeMr.America.Therearetwomajorformsofexercise,aerobicandanaerobicexercise.Anaerobicexercisetrainsstrength,thisiswhatbuildsthoseimpressivebicepsandtriceps,unfortunately,theydonothingforyourhealth.Toomuchanaerobicexerciseleadstocardiachypertrophy,whichisenlargementoftheheartduetotheincreasesstressestowhichitisexposed.Thismakestheheartbiggerbutmorefragile,butcanleadtoheartdisease.Aerobicexercise,ontheotherhand,cannotgetanyhealthier.Ittrainstherespiratoryandcardiovascularsystem,andindirectlybenefitsmostorgansofthebody.Itisworthnotingthatshortoftearingamuscleorcollapsingfromexhaustion,youcanneverhavetoomuchaerobicexercise.Moreexercisecanonlymakeyouhealthier. 　　However,thisbringsustoouroriginaldilemma.Ifnoexerciseistoomuch,whendowestop?Theansweris,whenitbeginstointerferewithyourday-to-daylife.Exerciseiscritical,yes,butitisdoneforbetterlife,notattheexpenseofit.Ajob,anuniversity,arelationship,manyothe