Mukamaganizira za nthawi yaitali zotsatira za kusuta, nthawi zambiri mumaganizira za matenda a m'mapapo ndi khansa. Komabe, kusuta kungasokoneze mbali zina za thanzi lanu kuphatikizapo moyo wanu wa thanzi.
Pankhani ya kolesterolini , sizomwe zimapita m'mimba; Ndilinso za zomwe zimapita m'mapapu. Ngakhale zingakhale zomveka kumvetsetsa momwe kusuta kungayankhire pa zinthu monga khansa ya pakamwa, khansara yamapapo, ndi emphysema, kodi utsi wa ndudu umayambitsa bwanji cholesterol ndi matenda a mtima?
Zigawo zili ndi poizoni wambiri, kuphatikizapo mankhwala omwe amachititsa kuti acrolein ayambe kugwira ntchito. Acrolein ndi msuzi wonyezimira, womwe umatulutsa ndi zomera zoyaka, monga fodya. Iyenso imapangidwa ndi munthu ndipo ndi yoopsa kwambiri moti imagwiritsidwa ntchito pazilombo zonse zowononga mankhwala. Acrolein amangozizira mosavuta m'magazi kudzera m'mapapu, ndipo asayansi amakhulupirira kuti zimathandiza kuti matenda a mtima asokoneze mmene thupi limagwiritsira ntchito mphamvu ya mafuta m'thupi.
Maziko a Cholesterol
Mosasamala kanthu za mbiri yake yoipa, cholesterol ndichibadwa, mafuta mu thupi lathu omwe amapangidwa ndi chiwindi ndipo amathandiza ndi kupanga mahomoni ndi chakudya chodya. Cholesterol imadutsa m'magazi mkati mwa mapuloteni awiri osiyana omwe amagwira ntchito.
L-LPL, omwe amatchedwa "cholesterol choipa," amatulutsa mafuta m'thupi komanso thupi lonse limakhala ndi "high cholesterol," lomwe limatchedwa "cholesterol wabwino," limasonkhanitsa mafuta ndi kubweretsanso ku chiwindi.
Pofuna kukhala ndi moyo wathanzi, American Heart Association imalimbikitsa kusunga ma LDL m'munsimu 100 mg / dL, ma level HDL pamwamba pa 40 mg / dL, ndipo m'munsiyi muli pansi 200 mg / dL.
Kudya zakudya zambiri zamtengo wapatali kungapangitse kuti izi zitheke, ndipo kafukufuku waposachedwapa amachitanso kusuta fodya. Acrolein amalepheretsa mphamvu ya kuyeretsa ya HDL poyambitsa mapuloteni.
Zotsatira zake: Mafuta ena amasonkhanitsa m'magazi ndi thupi lonse.
Mmene Acrolein mu Cigarettes Amakhudzira Cholesterol
Acrolein amalepheretsanso LDL mwa kulepheretsa tizilombo tomwe timatetezedwa kuti tizisunga LDL. Popanda mavitaminiwa, LDL imakhala yotetezeka ku okosijeni, njira yovuta yomwe imasintha maonekedwe ake. Chifukwa cha kusintha kumeneku, mawonekedwe a chitetezo cha mthupi sangathe kuzindikira LDL. Poyang'ana izi, chitetezo cha mthupi chimasula maselo oyera a magazi ndi zinthu zina zomwe zimamenyana ndi matenda omwe amamanga kumalo okhudzidwa, zomwe zimachititsa kutupa ndi kumangidwanso pamalo ena. Kafukufuku wina anapeza kuti LDL yochuluka yowonjezera ili m'magazi, imakhala yaikulu kwambiri ndi matenda a mtima kapena kupwetekedwa mtima.
Kupanga Mafupa kwa Matenda a Mtima Amasuta
Ngakhale kuti poizoni m'mapapo ndi ofanana ndi aliyense wosuta fodya, momwe zimakhudzira thupi zimatha kusiyana kwambiri pakati pa anthuwa. Kafukufuku wa chaka cha 2007 akusonyeza kuti ziwalo zomwe zimayambitsa matenda zimakhudza kwambiri matenda a mtima pakati pa osuta.
Ofufuza pa yunivesite ya Rochester anapeza kuti 60% mpaka 70% mwa anthu ali ndi vuto lobadwa la chibadwa mu chinthu chomwe chimakhala ndi chiwerengero cha HDL ku LDL.
Izi zimatchedwa cholesteryl ester kupititsa mapuloteni (CETP). Ngakhale kuti ntchitoyi siimvetsetse bwino, asayansi amakhulupirira kuti CETP imaphatikizapo kusintha kwa HDL ku LDL cholesterol.
Matenda a chibadwa amachititsa CETP kugwira ntchito mopitirira muyeso, kuyambitsa HDL ndikuiphwanya kukhala particles omwe angathe kuchotsedwa mosavuta m'magazi. Izi zimachepetsa msinkhu wa HDL.
Chifukwa chakuti kusuta kumadziwikanso kuti kumachepetsa ma CDL, olemba a phunziroli amasonyeza kuti kuwonjezeka kwa onse kusuta ndi chifuwa cha genetic kumawonjezera chiopsezo cha matenda a mtima. Kafukufukuyu anapeza kuti anthu omwe amasuta fodya amakhala "odwala matenda a mtima zaka 12 m'mbuyomu kusiyana ndi wosasuta." Osuta fodya omwe sakhala ndi vuto lobadwa la jini ali ndi chiopsezo chomwecho chokhala ndi matenda a mtima monga osuta fodya.
Mitsempha Yotsalira Imayambitsa Matenda a Mtima
Mosasamala kanthu momwe izo zimachitikira, cholesterol kumangiriza mu thupi ndi njira ya matenda a mtima.
Mafuta ambiri a cholesterol ndi a LDL amachulukitsa chiopsezo cha kutupa ndi maselo oyera omwe amadziwika ngati phula (osati zofanana ndi chipika cha mano anu). Poyambirira, pulasitiki yamatenda imakhala yofewa. Komabe, patapita nthawi, zimakhala zovuta komanso zowonongeka, zomwe zimayambitsa magazi.
Chokhachokhacho ndi kuikapo mitsempha mu mitsempha, zimakhala zovuta kuti magazi asunthe thupi lonse, kukakamiza mtima kugwira ntchito molimbika kuti upeze oxygen ndi zakudya ku thupi. Monga mitsempha yotsekedwa-njira yomwe imadziwika kuti atherosclerosis - kupita patsogolo, mbali zina za thupi zingakhale ndi kuchepa kwa magazi.
Kuwopsa kwa magazi kudutsa pamtima, wotchedwa coronary artery matenda , ndilo vuto lalikulu la imfa ku US. Kukwapulika, chifukwa china chofala cha imfa, chimayambitsidwa ndi kuchepa kwa magazi mpaka ubongo.
Ngakhale kuti kusuta fodya kumathandiza kwambiri m'magulu a kolesterol ndi matenda a mtima, kuwononga zakudya ndi ntchito zimathandizanso. Anthu omwe akufunafuna malangizo a momwe angasiyire kusuta fodya kapena kuchepetsa makasitomala ayenera kulankhula ndi othandizira awo.
Zotsatira:
> Goldenberg I, Moss AJ, Block R, Ryan D, Corsetti JP, McNitt S, Eberly SW, Zareba W .. "Polymorphism mu cholesteryl ester kutumiza mapuloteni geni ndi chiopsezo cha oyambirira kumayambiriro kapangidwe kapangidwe ka fodya pakati osuta fodya." Ann Noninvasive Electrocardiol. 2007 Oct; 12 (4): 364-74.
Kusintha kwa Moyo ndi Cholesterol. American Heart Association, Oct. 26, 2015.
> Yang H, Mohamed AS, Zhou SH. "Oxidized > lowensity > lipoprotein, maselo am'munsi, ndi matenda a atherosclerosis." Lipids Health Dis. 2012 Jul 2; 11: 85. lembani: 10.1186 / 1476-511X-11-85.