不确定头发多长时间该剪一次？答案可能比你想的要复杂。这取决于你的发型、发质和头发的受损程度。来看看发型师EmmaFitzgerald的建议。
PhotobyArnelHasanoviconUnsplash
Gettinglonghairtrimmedeveryeightweekstokeepithealthy.
长发：每8周修剪一次
Peoplewithlonghairrequiremoreregulartrimsbecauseofthedamagedonetotheirstrandsthroughrestyling,'swhyshesuggestsseeingastylisteveryeightweekstokeeplonghairhealthy.
菲茨杰拉德说，长发的人应该定期去修剪头发，因为变换发型会对发丝造成损伤。这也是为什么她建议每8周去理一次发，以保持长发健康。
PhotobyOladimejiOdunsionUnsplash
It'seasiertomaintainashorterhairstylewithvisitstothesaloneveryfourtosixweeks
短发：每4到6周修剪一次
Fitzgeraldrecommsthatthosesportingashorterlookstillhavetheirhairtrimmedregularly,makinganappointmenteveryfourtosixweeks.
菲茨杰拉德建议，短发的人仍然需要定期理发，每4到6周理发一次。
"It'sbasicallyaboutimage,"shesaid."It''sjustaboutkeepingthathairstylelookinglikeit'sintip-topshape."
她说：“主要是为了形象，不一定是因为头发磨损，而是为了让发型保持最佳状态。”
tip-top:adj.非常优秀的，完美的；顶尖的，一流的
PhotobyBobbyRodriguezzonUnsplash
Thosewithcoarseandcurlyhairhaveittrimmedevery12weeks.
毛糙的卷发：每3个月修剪一次
AccordingtoFitzgerald,thosewhofallintothiscategorydon'tneedtogettheirhaircutveryoften.
菲茨杰拉德认为，毛糙卷发的人不用经常剪头发。
"Wesuggestthosewhohaveatightcurlandcoarsetexturetotheirhairpushitcloserto12weeksjustbecausethenaturaloilsoftheirscalptraveldownthehairstrandandtheoilshelpthemnaturallymaintainahealthierstrongerhairfollicle,"shesaid.
她说：“我们建议头发很卷又毛糙的人每3个月理发一次，因为他们头皮的天然油脂可以输送到发丝，帮助他们保持毛囊健康强壮。”
PhotobyChristopherCampbellonUnsplash
Ifyouhavefinehair,youmightwanttogetyourhaircuteveryfourtosixweeks.
细软的头发：每4到6周修剪一次
Whetherit'swavyorstraight,youshouldgetyourstrandstrimmedeveryfourtosixweeksifyouhavefinehair,'sreallyallaboutappearance,sincethinnerhaircanlooklimporunhealthywithoutregulartrims.
菲茨杰拉德说，如果你的头发细软，无论是卷的还是直的，每4到6周都应该去理一次发。这都是为了形象，因为稀薄的头发如果不定期修剪，看上去会软趴趴的不健康。
PhotobyFineasGavreonUnsplash
Avisittothesaloneveryfourweeksifyouuseheattoolsinyourhairalot.
经常烫发：每4周修剪一次
Usingthermaltoolsmaygiveyouthehairofyourdreams,eryfourweeks.
烫发也许能打造理想发型，但却会对头发造成损伤。菲茨杰拉德说，那些经常烫发的人，通常每4周需要去修剪一次头发。
"Thehairbecomesdamagedovertime,"shesaid."Theonlywaytoreallyrepairthehairisbycuttingoffthedamagedpart."
她说：“随着时间流逝，头发会受到损伤。真正能修复头发的唯一方法只有减掉受损部分。”
takeatoll:产生负面影响；造成损失
PhotobyGeorgeBohunickyonUnsplash
Ifyougetyourhaircolored,andtakecareofit,youcanpushyourappointmentstoeveryeightweeks
染发且注重护理：每8周修剪一次
Ifyougetyourhaircoloredbuttreatitwithcare(meaningyoudon'tstyleitwithheatoften,youdon'tblowdryit,andyoudon'tplaywithitallthetime),Fitzgeraldsaysyoudon'thavetogetitcutquiteasoften.
菲茨杰拉德说，如果你的头发染了色，但注重护理的话（意思是你不经常烫发，不用吹风机，也不总是玩弄头发），你就不用经常修剪。
"Ifsomeoneiscoloringtheirhairandtakinggoodcareoftheirhair,it'sgoingtoclosertotheeight-weekmark,"shesaid.
她说：“如果染发后小心护理，每8周理一次发就行。”
PhotobyCalebToranzoonUnsplash
Ifyouwantyourhairtogrow,leave10to12weeksbetweensalonvisits.
想让头发留长：每10到12周修剪一次
Youmayhaveheardthatifyouwantyourhairtogrow,youshouldgetittrimmedoften—butFitzgeraldsaysthat'intments,shesays.
你也许听说过，如果想让头发长长，就要经常修剪，但菲茨杰拉德表示，并非如此。她说，你最好是等头发自然生长10到12周再去理发。
Sherecommedputtingyourhairinaponytailifyoureallywantyourhairtogrow."Thatway,youwon'tthermalstyleitandyouwon'tplaywithit,"shesaid."Thatallowsthehairtogetstrongerandgrow."
如果你真的想让头发留长，她建议扎马尾辫。她说：“这种发型不用烫，你也不会玩弄头发。这能让头发变强壮变长。”
