Ndemanga: Phunziro lina limatsimikiziranso lingaliro la kugwedeza, monga momwe tafotokozera m'mavidiyo athu ndi m'nkhani zathu.
Ndi TARA PARKER-POPE
New York Times
July 11, 2011
"Bet iwe sungakhoze kudya chimodzi chokha" (monga momwe malonda akale a mbatata analiri nazo), ndithudi, bet bet ambiri amatsiriza kutaya. Koma chifukwa chiyani? Kodi ndi zophweka zopanda mphamvu zomwe zimapangitsa mafuta kukhala osakanikizika, kapena ali ndi mphamvu zakuya kuntchito?
Kafukufuku watsopano wodabwitsa amasonyeza zomwe zakhala zikuchitika. Sabata yatha ku California ndi Italy inanena kuti makoswe omwe anapatsidwa zakudya zamtundu, thupi linayamba kumasula mankhwala a marijuanalike m'matumbo omwe anawathandiza kuti azilakalaka kwambiri.
Zomwe anapezazi ndi zina mwa maphunziro atsopano omwe amachititsa kuti zikhale zovuta zokhudzana ndi mkangano wolemera kwambiri, kutanthauza kuti zakudya zina zimachokera ku mphamvu zamagetsi m'thupi ndi ubongo. Inde, akadakalipo kuti anthu azilemera chifukwa amadya makilogalamu ambiri kuposa momwe amachitira. Koma zovuta zimenezi zimachokera ku zamoyo zomwe munthu sangathe kuzilamulira.
Susan Carnell, wothandizira pa kafukufuku ku Columbia University Institute of Human Nutrition, anati: "Ndikuganiza kuti anthu ena amabwera padziko lapansi, ndipo amangofuna kudya." "Ndikuganiza kuti pali njira zambiri zowonjezera kunenepa kwambiri."
Mu kafukufuku wamakono posachedwa, ndi gulu la yunivesite ya California, Irvine, ndi Italy Institute of Technology ku Genoa, cholinga chake chinali kuyesa momwe kukoma kokha kumakhudzira momwe thupi limayankhira pa chakudya. Pakati pa makoswe omwe amadya zakudya zamtundu wa mafuta, shuga kapena mapuloteni, iwo omwe anali ndi mafuta obiridwawo anali atasintha kwambiri: Akangoyamba kulawa, njira zawo zoyamba kudya zimayambitsa matenda a endocannabinoids, mankhwala ofanana ndi omwe amatsukira ndi chamba.
Mankhwalawa amagwira ntchito zosiyanasiyana, kuphatikizapo kusintha kwa maganizo ndi kuyankha kwapanikizika, kudya, ndi kuyenda kwa chakudya kudzera m'matumbo. Mwachidziwikire, anamasulidwa kokha pamene makoswe adadya mafuta, osati shuga kapena mapuloteni. Zomwe anapezazo zinasindikizidwa pa Intaneti sabata yatha mu The Proceedings of the National Academy of Sciences.
"Chinthu chodabwitsa kwambiri kwa anthu ambiri, kuphatikizapo ine," anatero Daniele Piomelli, yemwe ndi mkulu wa mankhwala opeza ndi chitukuko ku UC Irvine, "zomwe zapeza zikuwunikira momwe timayendera ndi zakudya zamtundu."
Popeza mafuta ndi ofunikira kuti maselo azitha kugwira ntchito, Dr. Piomelli akupitiriza, "Tili ndi zowonongeka kuti tizindikire mafuta, ndipo tikakhala nawo, tidzatha kudya zonse zomwe tingathe."
Kupeza kuti chizindikiro cha kudya mafuta ambiri kumatulutsidwa m'matumbo kumapereka chiyembekezo cha mankhwala osokoneza bongo atsopano. Komiti Yoyang'anira Zakudya ndi Zamankhwala yayamba kale kumwa mankhwala amodzi omwe amachititsa kuti matenda a endocannabinoids, omwe amatchedwa Acomplia ku Europe, adzichotsedwe chifukwa anadwala kwambiri maganizo, kuphatikizapo kudzipha. Kafukufuku watsopano akusonyeza kuti kuganizira kungasinthidwe ku matope a m'matumbo, omwe angachepetse zotsatira za ubongo.
Mu kafukufuku wa makoswe, ochita kafukufuku anadula mankhwala osokoneza bongo m'matumbo a makoswe ndipo anapeza kuti iwo sanasangalale ndi chakudya chambiri. "Zotsatira zake ndi zodabwitsa," adatero Dr. Piomelli. "Iwo sakufunanso kudyetsa. Amaima kwathunthu. Tinadabwa kwambiri. "
Mankhwala omwe amapezeka pa kafukufuku akadali zaka zambiri, koma zotsatirazi zimapereka malangizo othandiza kwa ogula za mphamvu zamoyo zomwe zimasewera pamene akudya zakudya zopanda mafuta.
Dokotala David Kessler, yemwe kale anali mkulu wa FDA komanso wolemba buku lakuti "The End of Overeating" (Rodale) anati: "Timaganiza kuti timadya chifukwa timakonda, koma sikuti timakonda, koma chifukwa tikufuna." , 2009). "Zili ndi zambiri zokhudzana ndi ubongo wathu komanso njira zowonjezera ubongo wathu kuposa momwe tikudziwira."
Kafukufuku wina wasonyeza kuti ubongo wa thupi limapindula kwambiri ndi zakudya zomwe timadya.
Mwachitsanzo, pamene amayi olemera kwambiri adasonyezedwa zithunzi za zakudya zamakono, ubongo wawo umasonyeza ntchito yaikulu m'madera okhudzana ndi kuyembekezera mphoto kusiyana ndi ubongo wa amayi olemera. "Zopatsa mphoto zinayambika mwa kunena kuti 'chokoleti brownie,'" anatero Dr. Carnell waku Columbia.
Funso ndiloti ngati anthu ena amabadwira mofulumira ku zakudya zina, kapena ngati moyo wa kudya nthawi zonse umatsogolera ku ubongo ndi kusintha kwa thupi komwe kumalimbikitsa chakudya cholimba. Pofuna kumvetsetsa nkhaniyi, Dr. Carnell akuchititsa maphunziro akuyang'ana achinyamata omwe ali olemera kwambiri omwe ali ndi makolo okhwima, ndipo chifukwa chake ali pangozi yowonjezera. "Ndikufuna kudziwa ngati ubongo ukuyankha mosiyana ngakhale iwo asanakhale obirira," adatero.
Dr. Kessler akufotokoza kuti ogula ayenera kudziwa kuti zizindikiro za thupi zimakhala zovuta chifukwa cha kuchuluka kwa zosankha ndi mauthenga okhudzana ndi zakudya, choncho ayenera kukhala osamala kwambiri pa kudya koyenera.
"Chokokacho ndi champhamvu kwambiri, ndipo pali chifukwa chokhalira chifukwa chake chakudya chili ndi mphamvu zoterezi," adatero. "Ndikumenyana kwenikweni, ndipo sikuti ndi funso la kukhala waulesi kapena kusowa mphamvu.
"Koma chifukwa chakuti ubongo wanu ukugwidwa, zimenezo sizikutanthauza kuti mulibe udindo wodzitetezera."