Damaran Cholesterol da Kwayar Cardiac
Mun ji shekaru da dama cewa matakin jinin ƙwayar cholesterol wani muhimmin mawuyacin lamarin ne ga atherosclerosis , saboda haka saboda ciwon zuciya da bugun jini. Mun kuma ji shekaru da yawa cewa, don taimakawa wajen kiyaye matakan cholesterol, ya kamata mu guje wa abinci mai girma na cholesterol a cikin abincinmu. (Mafi mahimmanci, an gaya mana cewa cin naman da yawa ba mu da kyau).
Amma a cikin Fabrairun 2015, jama'ar Amirka sun ji labari mai ban mamaki cewa Gwamnonin Shawarar Harkokin Gudanar da Abinci na Gwamnati ya yanke shawarar kawo ƙarshen shawarwari mai tsawo cewa muna guje wa abincin da ke cikin cholesterol. Qwai (da shrimp da lobster), yanzu ya bayyana, suna da lafiya da abinci sake!
Abin da Heck yake faruwa?
Wannan labari ba abin mamaki ba ne ga duk wanda ya bi bayanan wallafe-wallafe a cikin 'yan shekarun nan (ko kuma, a cikin' yan shekarun nan). Saboda wannan al'amari, wannan ba ya kamata ya zama mafi kyawun labari ga mafi yawan likitoci, musamman magungunan zuciya, waɗanda suka kamata su fahimci wani abu game da zazzaɓin cholesterol metabolism.
Ba a taba samun hujjoji na asibitoci daga nazarin da aka gudanar da kyau ba cewa yawancin cholesterol yana ci gaba da kara hadarin zuciya. Bayanan gargadi game da cin abinci na cholesterol sun dogara ne akan abubuwan da suka damu.
Bayan haka, a shekarar 2013, an wallafa wata maƙasudin mahimmanci a cikin jaridar British Medical Journal wanda ke duba nazarin binciken likita takwas na nazarin cholesterol mai cin abinci da kuma sakamakon.
Daga cikin kusan mutane miliyan miliyan da suka sa hannu, babu wata dangantaka tsakanin amfani da kwai da kuma hadarin cututtuka na cututtukan jini ko bugun jini . (Idan wani abu, yanayin ya kasance a wani bangaren, zuwa ƙungiyar tsaro tare da cin nama). Wannan binciken bazai zama kalmar karshe a kan al'amarin ba, amma shine mafi kyawun shaida da muke da ita, kuma shine mafi kyau mu ' Zai iya zama na dogon lokaci.
Wannan ƙaddamarwa ne, mafi yawan ya yi imani, a karshe ya koma kwamiti na cin abinci na gwamnati a karshe ya canza shawarwarin.
Wannan Bayanin Yayi Daidai Tare da Abin da Muke Sanata game da Ciwon Kwayar Cholesterol Metabolism
Mun san shekaru da yawa cewa hadarin zuciya yana hade da LDL cholesterol matakan. Yana iya mamakin ka san (da kuma tsorata, zai iya mamaki da likitocin da yawa su sani) cewa cholesterol mai cin abinci ba shi da tasiri a kan LDL cholesterol.
Lokacin da ka ci abinci mai cin abinci na babban cholesterol, za a kunshi cholesterol wanda ke shawo kan gutsa a cikin chylomicrons (kuma ba a cikin LDL particles), tare da albarkatun mai daga abincinka.
Ana kuma saki 'yan kallo a cikin jini, kuma suna sadar da sassan fatty wanda kuka ci kawai ne kawai cikin nau'in (tsoka da mai). Kwayoyin chylomicron - wanda ya hada da dukkanin cholesterol na abincin da ake ci - ana daukar su zuwa hanta don sarrafawa. Kwayar cholesterol daga abincinku, to, ba a kai shi tsaye zuwa ga takarda ba kuma ba a kai shi tsaye a cikin ƙananan LDL ba.
Yawanci, ana cire dukkanin chylomicrons daga jini cikin sa'a daya ko biyu bayan cin abinci. Wannan shi ne dalilin da ya kamata ka kasance azumi idan ka sami matakan lipidun jininka - babu wanda ke da sha'awar aunawa cholesterol a cikin chylomicrons tun lokacin da chylomicron-cholesterol ba ya haɗuwa da hadarin zuciya.
Ciwon cholesterol na abinci na iya, a gaskiya, yana da tasiri a kan matakan LDL cholesterol, amma kawai a kaikaice. Hanyoyin hanta ne don haɗakar yawan adadin cholesterol dangane da bukatun jiki. (Kwayar cholesterol wanda ke hanta ya ɗora a kan lipoproteins kuma an sake shi cikin jini inda ya zama LDL cholesterol.) Saboda haka, idan ka ci mai yawa cholesterol, hanta zai rage yawan kira na cholesterol - da samar da LDL cholesterol - don ramawa.
Don sake gwadawa, ana ba da adadin ƙwayar cholesterol na abinci ba kai tsaye zuwa kyallen takarda ba kuma ba a saka shi cikin saitunan LDL ba.
Hanyar hanta - wannan babban tsari - an sanya shi tsakanin tsinkayen cholesterol da LDL cholesterol, kuma daya daga cikin aikinsu shine daidaita tsarin samar da cholesterol don amsa abincin ku, don kiyaye LDL cholesterol a wasu al'ada.
Sabili da haka, bai zama babban abin mamaki ga likitocin da suka bi wallafe-wallafen likita ba, kuma waɗanda suka fahimci ciwon cholesterol metabolism, su koyi cewa cholesterol mai cin abinci ba su taka muhimmiyar rawa wajen ƙayyade cututtukan zuciya ba.
Layin Ƙasa
Mu masoya kwai suna so su maraba da guraben abinci na gwamnati a cikin karni na 21.
> Sanin wadannan:
Hanyoyi A. Ciwon cholesterol na zazzaɓin cholesterol na abinci. Am J Clin Nutr 1984; 40: 351.
Hegsted DM, Ausman LM, Johnson JA, Dallal GE. Dietary mai da kuma magani lipids: wani kimantawa na gwaji bayanai. Am J Clin Nutr 1993; 57: 875.
Rong Y, Chen L, Zhu T, et al. Amfanin nama da kuma hadarin cututtukan zuciya da cututtuka na zuciya-jijiyya: maganin magance-bincike na bincike na jarrabawa. BMJ 2013; 346: e8539.