Koj tuaj yeem haus kas fes ntau npaum li cas hauv ib hnub yam tsis muaj kev phom sij rau kev noj qab haus huv

2024 Tus sau: Malcolm Clapton | [email protected]. Kawg hloov kho: 2023-12-17 03:58

Peb txhua tus haus caffeine: nrog kas fes, tshuaj yej lossis lwm yam khoom noj. Nyob rau tib lub sijhawm, tsis muaj leej twg tuaj yeem hais tias qhov kev nyab xeeb ntawm caffeine yog dab tsi hauv ib hnub. Cov kws tshawb fawb tau sim nkag siab txog qhov teeb meem no.

Tsis ntev tas los no, lub npe kas fes tshiab, Black Insomnia, tau tshwm sim hauv Tebchaws Meskas, hu nws cov khoom "cov kas fes muaj zog tshaj plaws hauv ntiaj teb." Nws raug nquahu kom siv nws nrog ceev faj. Ib khob ntawm kas fes no tshaj li caffeine txwv ib hnub twg.

Nws feem ntau lees paub tias qhov txwv no yog 400 milligrams ib hnub. Yog li tshaj tawm los ntawm US Food and Drug Administration thiab International Food Information Council. 400 milligrams yog hais txog plaub khob kas fes, lossis ib khob loj los ntawm Starbucks.

Txawm li cas los xij, ntau tus pom qhov kev txwv no tsis yog ceeb toom, tab sis yog kev sib tw.

Safe Dose of Caffeine Ib Hnub

Qhov kev txwv no los ntawm qhov twg thiab peb yuav tsum coj nws li cas?

Tus kws tshawb fawb Esther Myers xav tias nws hnyav heev. Nws thiab nws cov npoj yaig los ntawm International Institute of Biological Sciences (USA) tab tom kawm txog kev nyab xeeb ntawm caffeine. Myers xav tsis thoob yog tias feem ntau hais txog 400 milligrams ntawm caffeine ib hnub twg tsis muaj hnub kawg. Tom qab tag nrho, nws tau tshwm sim thawj zaug hauv kev tshawb fawb hauv xyoo 2003.

Pab pawg Myers tau rov txheeb xyuas cov ntaub ntawv, tshuaj xyuas ntau dua 700 qhov kev tshawb fawb. Lawv pom tias koob tshuaj caffeine tsis zoo rau kev noj qab haus huv. Cov kev mob tshwm sim tau tshaj tawm muaj teeb meem nrog cov hlab plawv, musculoskeletal thiab kev ua me nyuam.

Cov kws tshawb fawb tau xaus lus tias rau cov neeg laus noj qab haus huv, 400 milligrams ntawm caffeine yog qhov muaj kev nyab xeeb txhua hnub. Tab sis rau cov poj niam cev xeeb tub, koob tshuaj txo qis rau 300 milligrams.

Kev noj tshuaj ntau dua ntawm caffeine yog txuam nrog ntau yam kev pheej hmoo ntawm kev noj qab haus huv, los ntawm kev nyuaj siab thiab dysphoria (qhov ntxeev ntawm euphoria) mus rau kev ntxhov siab thiab ntshav siab.

Yog li haus 500 milligrams caffeine ib hnub twg yog qhov txaus ntshai?

"Tsis yog," hais tias Myers. - Rau qhov loj, nws tag nrho yog nyob ntawm seb tus neeg twg ua rau caffeine. Peb tseem tsis tau muaj cov txheej txheem los txheeb xyuas cov neeg uas muaj kev nkag siab tshwj xeeb rau nws."

Thaum kawg

Qhov tseem ceeb tshaj plaws nrhiav los ntawm cov kws tshawb fawb yog tsawg npaum li cas peb paub txog cov tshuaj no. Tseem tsis tau muaj pov thawj tseeb ntawm qhov cuam tshuam ntawm caffeine hloov pauv nyob ntawm seb thaum twg thiab ntau npaum li cas peb haus nws.

Yog li tam sim no, peb tsuas muaj lub tswv yim ntxhib ntawm qhov tsis ua - overdo nws. Rau cov neeg feem coob, 400 milligrams ntawm caffeine ib hnub twg yog ib koob tshuaj zoo, tab sis tsis tas yuav muaj kev phom sij. Saib xyuas cov ntsiab lus caffeine ntawm tag nrho cov khoom noj uas koj haus thiab kho nws ua ib qho stimulant.