Liphello tse folisang tsa letsatsi

Khang e mabapi le liphello tse ntle le tse mpe tsa mahlaseli a UV bophelong ba motho e ntse e tsoela pele, leha ho le joalo, batho ba bangata ba tšaba kankere ea letlalo le botsofali ba pele bo bakoang ke letsatsi. Leha ho le joalo, naleli e fanang ka leseli le bophelo ho lintho tsohle tse phelang e phetha karolo ea bohlokoa ho boloka bophelo bo botle, eseng feela ka lebaka la vithamine D. UC San Diego bafuputsi ba ile ba ithuta litekanyo tsa sathelaete tsa khanya ea letsatsi le maru nakong ea mariha ho hakanya maemo a serum vithamine D ka 177. linaha. Pokello ea lintlha e senotse kamano pakeng tsa maemo a tlase a vithamine le kotsi ea kankere ea mala le ea matsoele. Ho ea ka bafuputsi, "Palo ea ho pepeseha ha letsatsi eo u e fumanang motšehare ke senotlolo sa ho boloka morethetho o phetseng hantle oa circadian. Morethetho ona o akarelletsa liphetoho tsa ’mele, tsa kelello le tsa boitšoaro tse etsahalang nakong ea potoloho ea lihora tse 24 ’me li arabela khanya le lefifi,” ho bolela National Institute of General Medical Sciences (NIGMS). Nako ea ho tsoha ha boroko e itšetlehile haholo ka tekanyo ea hoseng ea khanya ea letsatsi. Khanya ea mots'eare ea tlhaho e lumella tshupanako e ka hare ea baeloji hore e totobale nako e sebetsang ea letsatsi. Ke ka lebaka leo ho leng bohlokoa ho ba letsatsing hoseng, kapa bonyane u lumelle mahlaseli a letsatsi hore a kene ka kamoreng ea hau. Ha re fumana leseli la tlhaho hoseng, ho ba thata le ho feta hore 'mele o robale ka nako e nepahetseng. Joalo ka ha u tseba, ho pepesetsoa letsatsi khafetsa ka tlhaho ho eketsa maemo a serotonin, e leng se etsang hore motho a falimehe le ho sebetsa. Kamano e ntle pakeng tsa maemo a serotonin le khanya ea letsatsi e fumanoe ho baithaopi. Mohlala oa banna ba phetseng hantle ba 101, bafuputsi ba fumane hore boteng ba serotonin bokong bo fokotsehile ho fihlela bonyane nakong ea likhoeli tsa mariha, ha boemo ba eona bo phahameng ka ho fetisisa bo ne bo hlokomeloa ha barupeluoa ba ne ba le tlas'a letsatsi ka nako e telele. Seasonal affective disorder, e khetholloang ke ho tepella maikutlong le ho feto-fetoha ha maikutlo, le hona ho amahanngoa le khaello ea khanya ea letsatsi. Dr. Timo Partonen oa Univesithi ea Helsinki, hammoho le sehlopha sa bafuputsi, ba fumane hore mali a cholecalciferol, a tsejoang hape e le vithamine D3, a batla a le tlaase nakong ea mariha. Ho pepesehela letsatsi nakong ea lehlabula ho ka fana ka 'mele ka vithamine ena hore e tšoarelle nakong ea mariha, e leng se khothalletsang tlhahiso ea vithamine D, e leng se eketsang maemo a serotonin. Letlalo, ha le pepesehetse mahlaseli a kotsi, le ntša motsoako o bitsoang nitric oxide, o theolang khatello ea mali. Phuputsong ea morao tjena e tsoang Univesithing ea Edinburgh, lingaka tsa letlalo li ile tsa hlahloba khatello ea mali ea baithaopi ba 34 ba pepesehileng mabone a UV. Nakong ea thuto e 'ngoe, ba ne ba pepesehetse khanya ka mahlaseli a UV, nakong e' ngoe, mahlaseli a UV a ne a thibetsoe, a siea khanya le mocheso feela letlalong. Sephetho se bontšitse ho fokotseha ho hoholo ha khatello ea mali ka mor'a kalafo ea UV, e ke keng ea boleloa bakeng sa mananeo a mang.

Senepe se bontša batho ba nang le lefuba Europe Leboea, lefu le atisang ho bakoa ke khaello ea vithamine D. Bakuli ba chaba ke letsatsi.

                     

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