Forinstance, let's take a lookattheresultsofthefollowingresearchpaperthatanalyzedthestressplacedonthediscsofthelowerbackinvariouspositions, withstandinguprightbeingusedas a reference.
Asyoucanseeinthefollowinggraph, simplybendingforwardinto a slouchpostureincreasedtherelativeloadonthespinebyalmost 50%.
從下圖中可以看出,僅僅是向前彎腰的懶散姿勢就會使脊柱的相對負荷增加近 50%。
Similarly, sittingin a slouchpostureincreasedtherelativeloadonthespinebyabout 50% aswell.
同樣,懶散的坐姿也會使脊柱承受的相對負荷增加約 50%。
Thestudyalsoanalyzedlifting a 20 kilogramobjectwithpoorformandtheresultswereevenworse.
研究還分析了以不良姿勢舉起 20 公斤物體的情況,結果更糟。
Whensubjectslifted a 20 kilogramobjectbybendingoverattheirbacks, theloadonthespineincreasedbyalmost a hundredandfiftykilogramswhencomparedtoliftingtherightwaybybendingatthekneesandhipsandkeepingthebackneutral.
Thespinalloadwillbeincreasedsignificantlymorehadthesubjectsnotbeenof a slimbuildandinsteadmuchheavier, whichjusthelpsillustratetheimportanceofproperspinalhygienethroughoutthedayasthisgradualwearandtearofthediscaddsupandcanovertimecontributetodiscbulgesandlowbackpain.
Hereis a spinaldiscwherethecollagenhasbeendelaminated.
這是一個膠原蛋白已經分層的脊柱椎間盤。
Youcanseethatredlineatthebackofmyfinger.
你可以看到我手指後面的紅線。
Now I'm goingtoapplypoorposturetothismodel.
現在,我要把不良姿勢應用到這個模型上。
I'm goingtoflexthespinebendingforwardandaddload.
我要彎曲脊柱向前彎,增加負荷。
I'vepressurizedthenucleuswhichyounowseeinredseepingoutthroughthedelaminationandthatwillpresson a nerverootandcausebackpainorlegpain.
我已經對細胞核施加了壓力,你現在看到的紅色就是通過分層滲出的,這會壓迫神經根,導致背痛或腿痛。
Now I'm goingtopracticegoodposture.
現在我要練習良好的姿勢。
I'm goingtostackthespinetalland I'm goingtoapplythesamesqueezeandyouseethediscbulgesarounditbutthere's nopressuredrivingthenuclearbulgeinto a nerveroot.
我要把脊柱堆高,然後施加同樣的擠壓,你會看到椎間盤在周圍隆起,但不會有壓力將核隆起壓向神經根。
It's gone.
它不見了
Meaningthatifyou'recurrentlysufferingfromchronicbackpainoryouexperienceacuteepisodesofbackpainoryoujustsimplyliketoandmovinginthemostspineconservingwayparticularlywhenliftingandtrainingis a keyandwecanimplementthisinthreeeasysteps.
Ifcertainposturesormovementssuchassittingforprolongedperiods, tyingyourshoesorperforming a specificexerciseinthegyminducespainthenidentifytheseandavoidormodifythemtomakethempainfree.
Considerwalkingaroundalldaywith a poundofbutterinyourhand.
你可以考慮整天拿著一磅黃油走來走去。
Yourbicepmuscleishardandactiveandin a shortamountoftimeitwillbescreaming.
你的二頭肌堅硬而活躍,短時間內就會發出尖叫聲。
Theonlywaytogetreliefistoputthebutterdown.
唯一的辦法就是把黃油放下來。
Wellpeopleunknowinglydothistotheirbacks.
人們在不知不覺中對自己的背部造成了傷害。
Imagineinsteadofholding a poundofbutter I walkaroundwithroundedshouldersand a pokingchin.
想象一下,我走起路來肩膀圓鼓鼓的,下巴戳戳的,而不是拿著一磅黃油。
If I feelthebackmusclesthey'rerockhardandtheywilleventuallybescreamingjustlikemybicepsholdingthebutterbutif I continuetopalpateandfeelmylowbackmusclesand I alignmyearsovermyshouldersovermyhipsthemusclessuddenlywentquiet.
Insteadimplementwhat's called a hiphingethatwillbeyourbasictoolforanythingtodowithliftingorbendingoverandtohelplearnthishereis a techniquethat's beenrecommendedandusedbyprofessorsDrewMcGillcalledtheshortstopsquat.
為了幫助學習,德魯-麥吉爾教授推薦並使用了一種名為 "短停深蹲 "的技術。
Theshortstopsquatstartswithshapingthehandswiththethumbandthefingersinto a V.
Essentiallyeverytimeyousitstandorreachforsomethinglowyou'reperforming a variationofthismovementwhetheritbepickingsomethingupoffthegroundorsimplybendingdowntopatyourdog.
Toomanytimespeoplewillplace a greatdealofstressontheirbacksandseriouslyhurtthemselveswhentheydon't applythissimplehiphingemovementpatternproperlyespeciallywithmoveslikethedeadlift.
Also a bigthankyoutoProfessorStuartMcGillforhishelpinthisvideo.
同時,也非常感謝 Stuart McGill 教授在這段視頻中提供的幫助。
Heactuallycreated a bookthat's calledTheBackMechanicandittakesthethingsthatyoulearnedinthisvideoonestepfurtherbyguidingyouto a solutionthat's matchedtothespecifictypeofbackpainthatyou'reexperiencing.
實際上,他還寫了一本書,叫做《背部機械師》(The Back Mechanic),這本書將你在視頻中學到的東西又向前推進了一步,指導你找到與你正在經歷的特定類型背痛相匹配的解決方案。
I'vereaditand I wouldhighlyrecommenditand I'llleave a linkinthedescriptionboxdownbelowforyouguystocheckout.
Don't forgettoshowyoursupportforthevideobygivingthevideo a like, leaving a commentdownbelow, andsubscribingtothechannel, turningonnotificationsforthechannelaswellasthisallreallydoeshelpmeoutandit's muchappreciated.