Yaj yog domesticated los ntawm tus txiv neej nyob rau hauv Eurasia nyob rau hauv ancient sij hawm (txog 8 txhiab xyoo dhau los). Txij li thaum ntawd los, ib qho ntawm cov hom phiaj ntawm yug me nyuam yaj yaj (zoo, thiab rams) yog kom tau lawv cov nqaij - yaj. Los ntawm cov khoom no koj tuaj yeem npaj ntau yam qab tais diav.
Yog yaj nqaij pab?
Qhov tseeb, nws muaj peev xwm nug lo lus nug no, tab sis nws yuav tsum raug sau tseg tias ntau tus neeg nyob ib ncig ntawm lub ntiaj teb yaj yog ib qho ntawm cov khoom noj tseem ceeb thiab tseem siv tshaj plaws. Qhov no yog qhov tseemceeb ntawm kev coj noj coj ua thiab kev coj noj coj ua.
Cov kws soj ntsuam ntawm ntau yam khoom noj yuav qhia rau koj seb cov nqaij cov nqaij ua tsis zoo noj los yog tsis tau, thiab nws lub zog zoo li cas.
- Cov roj yaj yog cov roj ntau heev, tab sis, cov nqaij rog yog 3 npaug tsawg dua hauv nqaij npuas, thiab 2 zaug dua hauv nqaij nyug. Thiab qhov no txhais tau tias low-fat lamb muaj suab tsawg tshaj plaws ntawm cov roj cholesterol .
- Menyuam yaj kuj muaj lecithin, tsim nyog rau tib neeg lub cev, qhov tshuaj no ua rau lub cev digestive thiab stabilizes cov kev sib pauv ntawm cov cholesterol hauv cov ntshav, uas ho txo cov teeb meem ntawm atherosclerotic. Txuas niaj zaus ntawm cov nqaij nyuj nyob rau hauv cov ntawv qhia yog ib qho kev tawm tswv yim zoo rau cov hlab plawv.
- Cov txiv neej muaj lub cev zoo rau cov tib neeg lub cev: vitamins (cov tshuaj A thiab B), folic acid, choline thiab ntau yam tseem ceeb kab (hlau, zinc, selenium thiab tooj liab sib txuas, nrog rau phosphorus, sodium, potassium, magnesium, manganese thiab calcium). Ntshav kho cov ntshav, selenium ua rau tag nrho cov kev ua si, zinc yog qhov tseem ceeb rau cov txiv neej.
Lauj kaub tais diav los ntawm cov me nyuam roj tsawg-cov rog tau pom zoo kom muaj xws li hauv ntau yam kev noj haus, suav nrog, thiab rau cov neeg xav ua lawv tus kheej.