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1、第一篇anewstartafterchristmascomestheanti-christmas.ifthefestiveseasonisallaboutfilinguponthethingsyoulikethatarebadforyou,thenthenewyearisthe'detoxseason'-whenpeopleacross thewesternworldadoptspecialdietstoloseweightandgetridofthevaguefeelingthattheyhavespentthelastfewwee
2、kspoisoningthemselves.butaredetoxdietsreallynecessary?afterall,thebodyitselfgetsridofunwantedsubstances.that'swhattheliverandkidneyarefor.“thedetoxfad-orfads,astherearemanymethods-isanexampleofthecapacityofpeopletobelieveinandpayformagicdespitethelackofanysoundevidence,
3、”saysmartinwiseman,professorofhumannutritionattheuniversityofsouthamptonintheuk。mostofthepills,juices,teasandoilsthataresoldfortheirdetoxifyingeffectsonthebodyhavenoscientificfoundationfortheirclaims,accordingtotheresearch.peoplewouldbebetterofhavingaglassofwaterandgoin
4、gtobedearlydetoxdietsmaybemagicratherscience,buttheyarethekindofmagicwhichmanypeoplewanttoperform.thatmayhavesomethingtodowiththewesterndietingeneral。scientistsanddieticiansarguethatthebenefitspeoplefeelarenotduetotheirbodygettingridofexcessivetoxinsbutareduetochangingf
5、romwhatislikelytohavebeenapoordiet.havingfewerheadaches,forexample,isprobablytheresultofbeingfullyhydratedduetodrinkingsomuchwaterandbetterskinmaybeduetoeatingmorefruitandvegetables.detoxdietsmayalsobedangerous,astheymaydeprivevulnerablegroups-pregnantwomen,forinstance,
6、orgrowingteenagers-ofthekindofnutrientstheyneed.yettheirpopularitycontinuestorise.thismaybesomethingtodowiththewaythatfoodworkswithinmanywesterncultures.generally,acountry'sfooddevelopsalongwithitseconomyandsociety.foodbecomespartofaperson'sculturalidentity.insomecountr
7、ies,thislinkhasbeenbroken.intheuk,forexample,rapidindustrializationinthe18thand19thcenturiessawmillionsofpeoplemovefromthecountrysidetothetownsinterruptingthedevelopmentofanationalcuisine.theunitedstates,acountryofimmigrantsfrommanydifferentplaces,hasfoundithardtodevelo
8、panationalcuisine.inbothplaces,comparativelyfewpeoplecookforthemselvesandfoodsupplyisdominatedbybigprocessinga
