Te Hononga i waenga i ngā Hihi UV me te Puku

Kua arohia e ngā rangahau hou te hononga i waenga i te pānga ki ngā hihi ultraviolet (UV) me te whanaketanga o ngā mate kiri. Kua roa e mōhio ana ngā kairangahau ka taea e te hihi UV mai i te rā te whakararu i te kiri me te whakanui ake i te mōrearea o te mate pukupuku kiri. Heoi, kei te piki haere ngā taunakitanga e kī ana ka taea hoki e ēnei hihi te whakaoho i te nui rawa o te melanin, te tae e hoatu ana i te tae ki te kiri, ka puta ai ngā ira pango, ngā wāhi rānei i runga i te kiri.

Ko tētahi mate kiri parauri noa e whakaponohia ana he hononga ki te pānga o te UV ko te melasma, e mōhiotia ana ko te chloasma. Ko te āhua o tēnei mate ko te whanaketanga o ngā ira parauri, hina rānei i te mata, he maha ngā wā he ōrite te āhua, ā, ko te mea tino kitea i roto i ngā wāhine. Ahakoa kāore i te mōhiotia te tino take o te melasma, e whakapono ana ngā kairangahau ko ngā homoni, ngā ira tuku iho, me te hihi UV he mea whai wāhi katoa.

Ko tētahi atu momo mate kiri e pā ana ki te pānga o te hihi UV ko te whero-kiri muri-mumura (PIH). Ka puta tēnei ina mumura te kiri, pērā i te hakihaki, te ekisema rānei, ā, ka nui rawa te melanin e puta mai i ngā melanocytes i te wāhi e pāngia ana. Nō reira, ka noho tonu pea ngā wāhi kua memeha te tae ki te kiri i muri i te memeha o te mumura.

Ko te whanaungatanga i waenga i te hihi UV me ngā mate kiri e whakaatu ana i te hiranga o te tiaki i te kiri mai i ngā hihi kino o te rā. Ka taea tēnei mā te mau i ngā kākahu tiaki, pērā i ngā hāte ringaringa roa me ngā pōtae, me te whakamahi i te pare rā me te SPF o te 30 neke atu rānei. He mea nui hoki kia kaua e roa te noho ki te rā, inā koa i ngā wā pīrahi ina teitei te tohu UV.

Mō te hunga kua pāngia e ngā mate kiri parauri, kei reira ngā maimoatanga hei āwhina i te whakaiti i te āhua o ngā ira pango, ngā wāhi rānei. Kei roto i ēnei ko ngā kirīmi kiri kei roto ngā kai pēnei i te hydroquinone, te retinoid rānei, ngā kiri matū, me te rongoā laser. Heoi, he mea nui kia mahi tahi me te tākuta kiri hei whakatau i te huarahi maimoatanga pai rawa atu, nā te mea kāore pea ētahi maimoatanga e pai mō ētahi momo kiri, ka pāngia rānei e ngā pānga kino.

Ahakoa he āwangawanga te hononga i waenga i te hihi UV me ngā mate kiri parauri, he mea nui kia mahara ehara i te mea he kino, he tohu rānei mō tētahi raruraru hauora nui ake ngā momo kiri parauri katoa. Hei tauira, ko ngā iraira, arā, he tautau melanin e puta ana i te kiri, he mea kore kino, ā, kāore e hiahiatia he maimoatanga.

Hei whakamutunga, ko te hononga i waenga i te hihi UV mengā mate kiriuhie whakaatu ana i te hiranga o te tiaki i te kiri mai i ngā hihi kino o te rā. Mā te mahi i ngā mahi ārai ngāwari pēnei i te mau i ngā kākahu tiaki me te whakamahi i te pare-rā, ka taea e te tangata te āwhina ki te whakaiti i tō rātou tūponotanga ki te whakawhanake i ngā mate kiri parauri me ētahi atu raruraru kiri e pā ana ki te rā. Mena ka ara ake ngā āwangawanga, he mea nui kia kōrero ki te tākuta kiri hei whakatau i te huarahi maimoatanga pai rawa atu.