Ukudla kanye iziphuzoYiqiniso main

Yiziphi izithako amaqanda namuhla

Ngenxa yocwaningo olwenziwe ososayensi, liye kungase kutholakale ukuthi izinguquko zokugcina koleminyaka engamatshumi amathathu langaphezulu usebhekene okuphawulekayo Iqanda isisindo futhi izilinganiso nokukhulu. Ngaphezu kwalokho, iye yazuza eziningi izakhiwo ezibalulekile.

Ososayensi baye kuqhathaniswa ukubunjwa amaqanda, kanye nosayizi zabo ngedatha kwekhulu elidlule. Ngenxa yalokho, idatha ezithakazelisayo zazitholakala:

  • ukwandisa usayizi Iqanda ikakhulukazi ngenxa ukwanda wamaprotheni mass;
  • ukwehla kwe-cishe ingxenye yesine yabantu nenani amafutha ayegcwele ;
  • nokuncipha kilojoule komkhiqizo;
  • nokwanda kokungabi izikhathi ezingaphezu kuka-1.5 emakamu kavithamini D.

Isizathu sokuba ngcono izinga izici amaqanda, ngokososayensi, itholakala ekushintsheni ekudleni izinyoni, okuyinto iminyaka engu-30 edlule abedla ukudla okunempilo nakakhulu futhi izinga.

Ukuze iziphetho ezithakazelisayo weza Abacwaningi baseCanada, eyathola ukuthi amaqanda unekhono kunciphise umfutho wegazi. Ngaphezu kwalokho, lesi sici kuphela amaqanda, lapho ukugaya esiqeshini womuntu wokugaya ukudla okuholela ukwakheka amaprotheni. Futhi esikhundleni salokho amabhlogo umsebenzi hormone, elibangela vasoconstriction futhi umfutho wegazi.

Ikakhulukazi cholesterol okungenamsoco kufakwe ukubunjwa amaqanda. Ziyakwazi ocebile isikhuphasha, okuyinto wahlolwa ngokuningiliziwe ososayensi American. Lolu cwaningo eyathatha iminyaka engu-20 nalo iqhaza amadoda angaba yizinkulungwane 20. Ngenxa yalokho, okuye kwabonakala umphumela olimazayo komkhiqizo empilweni eqinile sabantu:

  • Ngekusetjentiswa yansuku zonke amaqanda 1 noma ngaphezulu amadoda enempilo kukhuphuke ngo-cishe u-25% amathuba okufa okuzumayo ngenxa yesifo senhliziyo.
  • Uma umuntu futhi onesifo sikashukela, ingozi yokufa ezifweni ukwanda inhliziyo ezikhathini 2!

Lolu cwaningo uphenyo ngamaqembu amabili amadoda: iziguli okunempilo kanye nesifo sikashukela. Inani eliyisilinganiso amaqanda kudliwe ukudla kwesonto kwaba 7 noma ngaphezulu. Ngenxa yalokho, abacwaningi baphetha ngokuthi amadoda enempilo avunyelwe, ngaphandle kokubukela phansi inhliziyo ukudla kumayunithi 7 ngesonto, kuyilapho bona ngokuphelele contraindicated abanesifo sikashukela. Kodwa akufanele sikhohlwe ukuthi isikhuphasha cholesterol Iqanda kuyadingeka umzimba ukuze kwakhiwe Bile.

Umsoco amaqanda

Iwumthombo omuhle amaprotheni bekulokhu Iqanda inkukhu, umsoco kunqunywa okuqukethwe amaprotheni ephelele, futhi cishe ngokuphelele amuncwa wumzimba. Ngo oyiyo sathola zonke ezibalulekile ama-amino acid i isilinganiso elikhulu. Futhi kulo mkhiqizo ethulwa ikakhulu polyunsaturated okunamafutha acid kanye phospholipids (okuyinto oluthatha 1/3 ye lecithin). Esikhathini ukushisa ekwelapheni amaqanda is cishe hhayi encishisiwe ezingenawo umsoco.

Ukubunjwa amaqanda kuhlanganisa inqwaba amaprotheni, ezifana lysozyme, ovalbumin, ovotransferrin, njll.; enzyme, okuhlanganisa diastase, protease dipeptidase; ngamavithamini A, PP, D, i-cholesterol ne-fatty acid, amavithamini B Futhi lokho ngeke lonke uhlu. Isakhiwo amaqanda kufakwe inqwaba izinto amaminerali: 55 mg calcium, 140 angu potassium, 192 mg phosphorus, mg 156 chloride, 176 mg-sulphur, 134 mg sodium, 12 mg magnesium, 2.5 mg yensimbi 1,11 mg zinc, 83 mg zethusi (okusekelwe 100 g ezidliwayo ingxenye amaqanda).

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