Ib tag hmo, tshwj xeeb tshaj yog lub caij ntuj sov, yog lub sijhawm zoo tshaj plaws kom tau txais tshav ntuj
- Thaum tav su, lub hnub yog qhov siab tshaj plaws, thiab nws cov UVB rays yog khaus tshaj plaws. …
- Ntau qhov kev tshawb fawb kuj qhia tau tias lub cev muaj txiaj ntsig zoo tshaj plaws ntawm kev tsim cov vitamin D thaum tav su (6, 7).
Puas sawv ntxov hnub zoo rau vitamin D?
Tsis muaj ntau paub tias Nws tsuas yog tshav ntuj thaum sawv ntxov- uas yog, txij 7 teev sawv ntxov txog 9 teev sawv ntxov - uas pab tsim cov vitamin D. Tom qab 10 teev sawv ntxov, raug tshav ntuj. ua phem rau lub cev.
hnub twg vitamin D nyob rau hnub?
Sensible sun exposure, tshwj xeeb tshaj yog nyob nruab nrab ntawm teev ntawm 10:00 teev sawv ntxov txog 3:00 teev tsaus ntuj tsim cov vitamin D hauv daim tawv nqaij uas yuav kav ntev li ob zaug hauv cov ntshav piv nrog noj vitamin D.
Puas hnub sawv ntxov lossis yav tsaus ntuj hnub zoo dua rau tib neeg?
Txoj kev tshawb no, ua nyob rau hauv nas, pom tias raug UV hluav taws xob thaum sawv ntxov ua rau muaj kev pheej hmoo mob qog noj ntshav ntawm daim tawv nqaij los ntawm 500 feem pua ntawm cov koob tshuaj zoo tib yam thaum tav su. … Lawv npaj los ntsuas qhov tseeb DNA kho tus nqi ntawm daim tawv nqaij ntawm tib neeg cov neeg tuaj yeem pab dawb kom paub meej tias hnub sawv ntxov muaj kev nyab xeeb tshaj plaws rau tib neeg
hnub twg muaj kev nyab xeeb tshaj plaws nyob rau hauv lub hnub?
Tiv thaiv kev puas tsuaj los ntawm lub hnub rays, nws yog ib qho tseem ceeb kom tsis txhob lub hnub nruab nrab ntawm 10 teev sawv ntxov txog 4 teev tsaus ntuj, thaum lub hnub rays muaj zog tshaj; hnav khaub ncaws tiv thaiv; thiab siv tshuaj pleev thaiv hnub nrog SPF ntawm 15 lossis siab dua.
