Sonke siyoyika kancinci xa sisiva igama elithi 'amafutha', akunjalo? Sicinga ukuba yinto embi emzimbeni kwaye isenza sityebe. Kodwa ubusazi na ukuba ayingawo onke amafutha emizimbeni yethu angalunganga? Enyanisweni, kukho uhlobo oluthile lwamafutha olubaluleke kakhulu emizimbeni yethu, olusincedayo, nolwenza umsebenzi 'olungileyo'. Lawo ngamafutha 'alungileyo' esiza kuthetha ngawo namhlanje, kwaye lawo
ngamafutha amdaka !
Yintoni le brown fat?
Kulungile, yintoni ke le brown fat? Abanye abantu bayibiza ngokuba
yibrown adipose tissue .
Ngamafutshane, olu luhlobo olukhethekileyo lwamafutha emizimbeni yethu. Umsebenzi walo ophambili kukusifudumeza xa siziva sibanda. Kufana nesifudumezi esincinci emizimbeni yethu.
Ayipheleli apho, kodwa la mafutha amdaka anokugcina amandla kwaye ancede nomzimba wethu utshise iikhalori. Aqala ukusebenza kuphela, oko kukuthi, ayasebenza, xa kufika imozulu ebandayo.
Zeziphi iintlobo zamafutha ezikwimizimba yethu?
Ngoku khangela, kukho iintlobo ezahlukeneyo zamafutha emizimbeni yethu. Njengokuba kukho iintlobo ezahlukeneyo zabantu kusapho olunye. Oogqirha bawachonga ngombala wabo nangomsebenzi abawenzayo. Kukho iintlobo ezintathu eziphambili:
- Amafutha Amhlophe: La ngamafutha amaninzi emzimbeni wethu. Agcina amandla kwaye agcinwa kwiindawo ezahlukeneyo zomzimba. Akwanceda ekukhuseleni amalungu ethu angaphakathi. Nangona kunjalo, ukuba la mafutha amhlophe aba maninzi kakhulu, anokubangela ukutyeba kakhulu . Oku kuthetha ukuba angaba 'yinkwenkwe embi' ukuba awalawulwa.
- Amafutha amdaka: Lo ngumlinganiswa wethu ophambili. Ancinci kunamafutha amhlophe. Agcina amandla aze atshise loo mandla ukuze alawule ubushushu bomzimba wethu. Ingakumbi xa sele siza kuba nomkhuhlane , oko kukuthi, ngaphambi kokuba sifumane umkhuhlane, la mafutha amdaka ngawo afudumeza umzimba aze atshise iikhalori ngokusebenzisa i-thermogenesis . Akwanceda ukulawula iswekile yegazi (i-glucose) kunye ne -metabolism yamafutha . Lo 'ngumfana olungileyo'.
- Amafutha eBeige: Eli likhethekile kancinci. Liyindibaniselwano yeeseli zamafutha ezimhlophe kunye neeseli zamafutha ezimdaka. Lifana ne-hybrid. Ezi seli zikwatshisa iikhalori kwaye zilawula ubushushu bomzimba. Oko zikwenzayo kukuguqula iiseli zamafutha ezimhlophe zibe ziiseli zamafutha ezimdaka. Oko kukuthi, kufana nokunceda ukuguqula 'umntwana ombi' abe 'ngumntwana olungileyo.'
Yintoni kanye kanye eyenziwa ngamafutha amdaka?
Ngoko ke, yintoni kanye kanye le nto ifunekayo kula mafutha amdaka? Umsebenzi wayo ophambili kukuvelisa ubushushu ukuze kufudumale igazi lethu. Uyakhumbula ukuba ndithe iqala ukusebenza xa siziva sibanda kwaye sele siza kungcangcazela? Kulapho ke amafutha amdaka eqala ukusebenza khona. Uyazi ukuba avelisa njani ubushushu? Aphula i-glucose kunye neemolekyuli zamafutha egazini lethu. Le nkqubo ibizwa ngokuba yi
-thermogenesis . Yiyo leyo enceda ukugcina ubushushu bomzimba wethu bukwinqanaba elifanelekileyo.
Amafutha amdaka anceda njani umzimba wethu?
Ngoko ke, kukho iindlela ezahlukeneyo la mafutha amdaka anceda ngazo umzimba wethu. Makhe sibone ukuba zeziphi:
- Igcina ubushushu bomzimba wakho bulungile kwaye ikuthintela ekugodoleni.
- Ivelisa kwaye igcina amandla .
- Itshisa iikhalori, oko kuthetha ukuba inokukunceda unciphise umzimba.
- Inceda ekulawuleni iswekile egazini kunye namanqanaba e-insulin . Oku kunokuba luncedo nakubantu abanesifo seswekile .
Injani i-brown fat? Kutheni i-brown fat?
Khawucinge nje, la mafutha amdaka abonakala njani? La eneneni enziwe ziiseli zamafutha ezincinci kakhulu. Ngaphakathi kwezi seli kukho ii-fatty acids kunye ne-glycerol. Into emangalisayo kukuba, ulwakhiwo, oko kukuthi, imilo, yala mafutha amdaka ifana kakhulu nezihlunu zethu kunezinye ii-fatty. Kuba iiseli ezigcina la mafutha amdaka kwizicubu (
ii-adipocytes ) zincinci kakhulu. Xa amafutha eqokelelana emzimbeni, la masuntswana amafutha ayahlangana aze enze ibhola. Ukuba ujonga amafutha amdaka, abonakala njengebhola encinci, emdaka, enesimo se-oval. Ngoku umbuzo ngulo, kutheni oku kubizwa ngokuba ngamafutha 'ansundu'? Kutheni kungabi mhlophe? Imibala eyahlukeneyo yamafutha emizimbeni yethu isixelela ukuba benza ntoni. Isizathu sokuba amafutha amdaka abe mdaka kukuba ezo seli zamafutha zizele zizinto ezibizwa ngokuba
yi-mitochondria . Mhlawumbi uve nge-mitochondria xa wawusesikolweni. Zifana 'nezityalo zamandla' zeeseli. Ezi mitochondria zityebile kwi-iron. Kungenxa yaloo iron apho amafutha amdaka efumana umbala wawo omdaka oqhelekileyo.
Aphi amafutha amdaka?
Uyazi ukuba amafutha amdaka osana olusandul’ ukuzalwa afumaneka phi? Emqolo, entanyeni nasemagxeni. Yiloo nto inceda iintsana ukuba zimelane nokubanda. Ngexesha lobuntwana, oko kukuthi, xa zikhula kancinci, xa zisencinci, la mafutha amdaka asasazeka emzimbeni wonke. Kodwa xa singabantu abadala, la mafutha amdaka afumaneka kakhulu entanyeni, ejikeleze izintso, kufutshane
neendlala ze-adrenal , ejikeleze
i-aorta , naphakathi kwesifuba (
mediastinum ).
Angakanani amafutha amdaka emizimbeni yethu?
Ngoko ke, angakanani amafutha amdaka emizimbeni yethu? Enyanisweni, eli nani liyahluka kumntu nomntu. Kodwa into enye ekufuneka ithethwe, asinamafutha amdaka amaninzi njengamafutha amhlophe. Ubunzima bomzimba bomntwana osandul’ ukuzalwa
Amafutha amdaka aphakathi kwe-2% kunye ne-5%. Njengoko bekhula, oko kukuthi, ngexesha lobuntwana kunye nokufikisa, ubungakanani bamafutha amdaka buyancipha kancinci kancinci. Njengabantu abadala, sinomlinganiselo omncinci kakhulu wamafutha amdaka emizimbeni yethu. Nangona kunjalo, kufunyenwe ukuba abantu abancinci, abenza umthambo rhoqo, oko kukuthi, abadlali bezemidlalo, banamafutha amdaka amaninzi emizimbeni yabo kunabanye. Izifo ezichaphazela amafutha amdaka
Kulungile, ngoku masibone ukuba zeziphi iimeko zempilo ezinokuchaphazela la mafutha amdaka axabisekileyo.- I-Anorexia Nervosa: Esi sisifo sengqondo esinxulumene nokutya. Kule nto, umntu udla ngokutya kakhulu kangangokuba ulahlekelwa ngamafutha amhlophe namdaka. Oku kuchaphazela indlela umzimba ovelisa ngayo amandla kwaye kwenza kube nzima ukulawula ubushushu bomzimba.
- Ukunqongophala kweLeptin ezalwa nayo: ILeptin yihomoni eveliswa ziiseli zethu zamafutha (izicubu zamafutha). Yile homoni elawula ubunzima bomzimba. Ukuba umntu unesi sifo sokunqongophala kweleptin, iiseli zakhe zamafutha azivelisi ihomoni yeleptin ngokufanelekileyo. Emva koko umngcipheko wokuba mkhulu ngokugqithisileyo.
- I-Lipodystrophy: Le meko ichaphazela ubungakanani bezicubu zamafutha emzimbeni kunye nendlela eziqhekeka ngayo. Umntu one-lipodystrophy unobunzima bokugcina amandla avela ekutyeni.
- I-Lipoma: La ngamaqhuma anamafutha aphuma phantsi kolusu. Azisoloko zibangela iintlungu okanye iingxaki ezinkulu zempilo. Nangona kunjalo, ukuba ziyamkhathaza umntu, oogqirha banokususa izicubu ezinamafutha.
Iindlela zokujonga impilo yamafutha amdaka
Oogqirha benza uvavanyo oluninzi ukuze babone ukuba iiseli zamafutha emzimbeni wakho, ingakumbi iiseli zamafutha ezimdaka, ziphilile na. Ezinye zazo ziquka: Sifumana njani amanqatha emizimbeni yethu?
Sifumana njani amafutha ekutyeni esikutyayo? Kulula nje. Amafutha abalulekile kuba ayimfuneko ukuvelisa amandla. Kukho ukutya okuninzi okunika amafutha 'alungileyo'. Nazi imizekelo embalwa:- Iponyoponyo
- Amandongomane kunye nembewu (i-cashews, imbewu ye-chia, imbewu yeflakisi)
- Intlanzi (isalmon, i-tuna entsha)
- Iyogathi
Khumbula njalo,Oku kutya kunamafutha alungileyo kufanele kutyiwe ngokulinganisela imifuno, iziqhamo, iinkozo ezipheleleyo, iiproteni, kunye nokutya kobisi. Kulapho ke kufumaneka khona ukutya okunesondlo ngokwenene. Ukongeza, kukho ukutya ekufuneka sikuphephe ukuthintela ukuqokelelwa kwamafutha 'amabi' emzimbeni. Zezi:- Amafutha agcweleyo: La mafutha afumaneka kwizinto ezifana nokutya okucutshungulweyo, imajarini, itshokolethi emhlophe, kunye needizethi.
- Amafutha e-Trans: La mafutha afumaneka kwizinto ezinje ngokutya okuqhotsiweyo nokutya okukhenkcezisiweyo.
Ungayonyusa njani inani leeseli zamafutha ezimdaka?
Abantu abaninzi bayazibuza, 'Ndingawandisa njani amanqatha amdaka emzimbeni wam?' Oku kubaluleke kakhulu kwabo bazama ukunciphisa umzimba nokutshisa iikhalori. Enyanisweni, kukho izinto ezininzi esinokuzenza ukwandisa amanqatha amdaka emizimbeni yethu:- Ukwehlisa ubushushu: Khumbula, amafutha amdaka asebenza xa kushushu kakhulu, xa umzimba sele uza kungcangcazela. Ezinye izifundo zibonisa ukuba izinto ezifana nokunciphisa ubushushu be-air conditioner (AC) ekhayeni lakho, ukuhlamba ngamanzi abandayo, okanye ukuntywila emanzini abandayo zinokwenza amafutha amdaka asebenze, zincede umzimba uvelise amafutha amdaka amaninzi, kwaye zitshise iikhalori ezingaphezulu. Nangona kunjalo, oku kufuneka kwenziwe ngononophelo kwaye phantsi kwengcebiso kagqirha.
- Ukongeza i-iron ekutyeni kwakho: Senza amafutha ngokutya. Ekubeni amafutha amdaka etyebile kwi-iron, qiniseka ukuba ufumana i-iron eyaneleyo. Yitya ukutya okutyebileyo kwi-iron njengenyama, ukutya kwaselwandle, ukutya okuziinkozo, imifuno eluhlaza, kunye neembotyi. Ukuba kuyimfuneko, ungathatha izongezo ze-iron ngokwengcebiso kagqirha. Oku kuya kunceda ukugcina iiseli zamafutha ziphilile.
- Yitya ukutya okunesondlo: Isondlo sibaluleke kakhulu kwimpilo yethu. Ingakumbi ukuba ufuna ukwandisa amafutha amdaka. Ezinye izifundo zibonise ukuba ezinye ukutya, ezinje ngama-apile kunye neerayisi, ziqulethe ikhemikhali ebizwa ngokuba yi-ursolic acid , evuselela ukuveliswa kwamafutha amdaka. Yitya okwaneleyo kuphela ukuze wanelise indlala yakho, uphephe ukutya kakhulu, kwaye uphephe ukutya okucutshungulweyo.
- Ukuzilolonga: Ukuhlala usempilweni yindlela entle yokugcina impilo entle. Izifundo zibonisa ukuba xa sizilolonga, ihomoni ebizwa ngokuba yi -irisin iyasebenza emizimbeni yethu. Le homoni ye-irisin 'ixelela' amafutha amhlophe emizimbeni yethu ukuba atshise njengamafutha amdaka. Le nkqubo yiyo edala 'amafutha e-beige' endikhankanyileyo ngaphambili.
Ngoko ke, sithini isigidimi esifanele sisikhumbule kwibali lanamhlanje?
Ngamafutshane, la mafutha amdaka aluncedo kakhulu emizimbeni yethu. Anceda ekulawuleni ubushushu bomzimba wethu kwaye avelise amandla kwiimeko ezibandayo. Ukuze ugcine la mafutha amdaka axabisekileyo emizimbeni yethu esempilweni, ungatya ukutya okunesondlo, wenze umthambo rhoqo, kwaye uzame ukunciphisa ubushushu bomzimba wakho kwindawo elawulwayo, njengokuthatha ishawa ebandayo iintsuku ezimbalwa ngeveki.Kodwa ngaphambi kokuba wenze nantoni na, ingakumbi ukuba awuqinisekanga ukuba loluphi uhlobo lokutya okanye umsebenzi ofanelekileyo kuwe, qiniseka ukuba uthetha nogqirha. Ngale ndlela, unokukwazi ukuba yeyiphi eyona ilungele umzimba wakho.
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