{"id":2400,"date":"2025-07-10T11:25:55","date_gmt":"2025-07-10T11:25:55","guid":{"rendered":"https:\/\/dalieuvtt.com\/?p=2400"},"modified":"2025-07-10T11:26:08","modified_gmt":"2025-07-10T11:26:08","slug":"tai-sao-vet-ran-da-khong-ram-nang","status":"publish","type":"post","link":"https:\/\/dalieuvtt.com\/en\/tai-sao-vet-ran-da-khong-ram-nang\/","title":{"rendered":"T\u1ea1i sao v\u1ebft r\u1ea1n da kh\u00f4ng r\u00e1m n\u1eafng?"},"content":{"rendered":"

\"\"<\/p>\n

R\u1ea1n da l\u00e0 b\u1ec7nh l\u00fd v\u1ec1 da \u0111\u1eb7c tr\u01b0ng b\u1edfi t\u00ecnh tr\u1ea1ng da kh\u00f4ng th\u1ec3 r\u00e1m n\u1eafng khi ti\u1ebfp x\u00fac v\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi.<\/p>\n

Ch\u00ednh x\u00e1c h\u01a1n, c\u1ea7n ph\u00e2n bi\u1ec7t v\u1ebft r\u1ea1n da m\u00e0u \u0111\u1ecf, th\u01b0\u1eddng ti\u1ebfp t\u1ee5c r\u00e1m n\u1eafng, v\u1edbi v\u1ebft r\u1ea1n da m\u00e0u tr\u1eafng, thay v\u00e0o \u0111\u00f3 kh\u00f4ng t\u0103ng s\u1eafc t\u1ed1 v\u00e0o m\u00f9a h\u00e8, tr\u1edf n\u00ean kh\u00e1c bi\u1ec7t v\u00e0 d\u1ec5 th\u1ea5y h\u01a1n so v\u1edbi v\u00f9ng da r\u00e1m n\u1eafng xung quanh, \u0111\u1ebfn m\u1ee9c g\u00e2y ra “hi\u1ec7u \u1ee9ng ng\u1ef1a v\u1eb1n” kh\u00f3 ch\u1ecbu.<\/p>\n

Nh\u01b0ng t\u1ea1i sao v\u1ebft r\u1ea1n da ban \u0111\u1ea7u l\u1ea1i r\u00e1m n\u1eafng r\u1ed3i \u0111\u1ed9t nhi\u00ean kh\u00f4ng c\u00f2n c\u00f3 th\u1ec3 r\u00e1m n\u1eafng m\u00e3i m\u00e3i? \u0110i\u1ec1u g\u00ec l\u00e0m thay \u0111\u1ed5i s\u1ef1 c\u00e2n b\u1eb1ng c\u1ee7a da c\u00f3 v\u1ebft r\u1ea1n?<\/p>\n

Nh\u1eefng c\u00e2u h\u1ecfi n\u00e0y \u0111\u01b0\u1ee3c tr\u1ea3 l\u1eddi b\u1edfi Gi\u00e1o s\u01b0 Hague t\u1eeb \u0110\u1ea1i h\u1ecdc Manchester [01], ng\u01b0\u1eddi \u0111\u00e3 quan s\u00e1t c\u00e1ch c\u1ea5u tr\u00fac da c\u1ee7a m\u00f4 c\u00f3 v\u00e2n thay \u0111\u1ed5i theo th\u1eddi gian.<\/p>\n

Ch\u00fang ta bi\u1ebft r\u1eb1ng r\u00e1m n\u1eafng l\u00e0 ph\u1ea3n \u1ee9ng v\u1edbi l\u01b0\u1ee3ng tia c\u1ef1c t\u00edm qu\u00e1 m\u1ee9c, k\u00edch th\u00edch da s\u1ea3n xu\u1ea5t melanin t\u1ea1o th\u00e0nh b\u1ed9 l\u1ecdc th\u00edch h\u1ee3p ch\u1ed1ng l\u1ea1i c\u00e1c tia n\u00e0y v\u00e0 l\u00e0m cho da ch\u00fang ta c\u00f3 m\u00e0u s\u1eabm h\u01a1n.<\/p>\n

Nh\u01b0ng da c\u1ee7a ch\u00fang ta c\u1ea7n g\u00ec \u0111\u1ec3 s\u1ea3n xu\u1ea5t melanin v\u00e0 t\u1ea1i sao c\u00e1c v\u1ebft r\u1ea1n da kh\u00f4ng c\u00f2n c\u00f3 th\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c \u0111i\u1ec1u \u0111\u00f3 n\u1eefa?<\/p>\n

Melanin \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1edfi c\u00e1c c\u1ea5u tr\u00fac c\u1ee5 th\u1ec3 trong da g\u1ecdi l\u00e0 t\u1ebf b\u00e0o h\u1eafc t\u1ed1, n\u1eb1m \u1edf m\u00e0ng \u0111\u00e1y t\u1ea1o th\u00e0nh m\u1ed9t h\u00e0ng r\u00e0o m\u1ecfng ng\u0103n c\u00e1ch l\u1edbp bi\u1ec3u b\u00ec v\u1edbi l\u1edbp h\u1ea1 b\u00ec. M\u00e0ng \u0111\u00e1y c\u00f3 h\u00ecnh sin v\u00e0 n\u1eb1m \u1edf \u0111\u1ed9 s\u00e2u cho ph\u00e9p t\u1ebf b\u00e0o h\u1eafc t\u1ed1 ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1c tia s\u00e1ng c\u00f3 th\u1ec3 xuy\u00ean qua da c\u1ee7a ch\u00fang ta.<\/p>\n

Khi l\u01b0\u1ee3ng tia c\u1ef1c t\u00edm qu\u00e1 m\u1ee9c tr\u00e0n v\u00e0o m\u00e0ng \u0111\u00e1y, t\u1ebf b\u00e0o h\u1eafc t\u1ed1 s\u1ebd k\u00edch ho\u1ea1t s\u1ea3n xu\u1ea5t melanin, t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 da ch\u1ed1ng l\u1ea1i nguy c\u01a1 m\u1eafc b\u1ec7nh u h\u1eafc t\u1ed1 v\u00e0 mang l\u1ea1i cho l\u00e0n da m\u00e0u r\u00e1m n\u1eafng.<\/p>\n

\u0110\u1ea1i h\u1ecdc Manchester \u0111\u00e3 ph\u00e2n t\u00edch c\u00e1ch da c\u00f3 s\u1ecdc thay \u0111\u1ed5i v\u00e0 l\u01b0u \u00fd r\u1eb1ng trong hai n\u0103m \u0111\u1ea7u ti\u00ean, khi c\u00e1c v\u1ebft r\u1ea1n da c\u00f3 m\u00e0u \u0111\u1ecf ho\u1eb7c ch\u01b0a tr\u1eafng, c\u00e1c bi\u1ebfn th\u1ec3 l\u00e0 kh\u00f4ng \u0111\u00e1ng k\u1ec3 v\u00e0 ch\u1ee7 y\u1ebfu li\u00ean quan \u0111\u1ebfn collagen v\u00e0 s\u1ee3i \u0111\u00e0n h\u1ed3i. Sau \u0111\u00f3, c\u00f3 s\u1ef1 ph\u00e1 h\u1ee7y d\u1ea7n d\u1ea7n c\u1ee7a m\u00e0ng \u0111\u00e1y, s\u1ef1 ph\u00e1 h\u1ee7y n\u00e0y ng\u0103n c\u1ea3n qu\u00e1 tr\u00ecnh k\u00edch ho\u1ea1t qu\u00e1 tr\u00ecnh r\u00e1m n\u1eafng.<\/p>\n

G\u1ea7n \u0111\u00e2y, nghi\u00ean c\u1ee9u m\u00e0 \u0110\u1ea1i h\u1ecdc Chieti-Pescara v\u00e0 \u0110\u1ea1i h\u1ecdc Verona [02] tham gia \u0111\u00e3 x\u00e1c nh\u1eadn s\u1ef1 ph\u00e1 h\u1ee7y ho\u00e0n to\u00e0n m\u00e0ng \u0111\u00e1y nh\u01b0ng c\u0169ng ch\u1ee9ng minh s\u1ef1 m\u1ea5t d\u1ea7n d\u1ea7n c\u1ee7a c\u00e1c t\u1ebf b\u00e0o h\u1eafc t\u1ed1. Khi kh\u00f4ng c\u00f3 c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y, r\u00f5 r\u00e0ng l\u00e0 da c\u1ee7a ch\u00fang ta kh\u00f4ng c\u00f2n kh\u1ea3 n\u0103ng s\u1ea3n xu\u1ea5t melanin v\u00e0 do \u0111\u00f3 v\u1ebft r\u1ea1n da kh\u00f4ng r\u00e1m n\u1eafng.<\/p>\n

Qu\u00e1 tr\u00ecnh n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c coi l\u00e0 kh\u00f4ng th\u1ec3 \u0111\u1ea3o ng\u01b0\u1ee3c v\u00e0 ng\u01b0\u1eddi ta cho r\u1eb1ng v\u1ebft r\u1ea1n da kh\u00f4ng th\u1ec3 tr\u1edf l\u1ea1i r\u00e1m n\u1eafng. Ni\u1ec1m tin n\u00e0y \u0111\u00e3 b\u1ecb ph\u1ea3n b\u00e1c b\u1edfi m\u1ed9t nghi\u00ean c\u1ee9u l\u00e2m s\u00e0ng do Khoa Da li\u1ec5u c\u1ee7a \u0110\u1ea1i h\u1ecdc Pisa [03] th\u1ef1c hi\u1ec7n, \u0111\u00e2y l\u00e0 nghi\u00ean c\u1ee9u \u0111\u1ea7u ti\u00ean ch\u1ee9ng minh r\u1eb1ng Biodermogenesi\u00ae c\u00f3 kh\u1ea3 n\u0103ng t\u00e1i t\u1ed5 ch\u1ee9c m\u00e0ng \u0111\u00e1y v\u00e0 t\u00e1i t\u1ea1o c\u00e1c t\u1ebf b\u00e0o h\u1eafc t\u1ed1 m\u1edbi c\u00f3 th\u1ec3 khi\u1ebfn v\u1ebft r\u1ea1n da r\u00e1m n\u1eafng tr\u1edf l\u1ea1i.<\/p>\n

Sau \u0111\u00f3, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u kh\u00e1c [02, 04, 05] \u0111\u00e3 x\u00e1c nh\u1eadn r\u1eb1ng Biodermogenesi\u00ae l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ed9c \u0111\u00e1o gi\u00fap l\u00e0m r\u00e1m n\u1eafng t\u1ef1 nhi\u00ean c\u00e1c v\u1ebft r\u1ea1n da, ngay c\u1ea3 nh\u1eefng v\u1ebft r\u1ea1n da \u0111\u00e3 h\u01a1n 20 n\u0103m [06].<\/p>\n

\u0110i\u1ec1u n\u00e0y c\u0169ng \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn b\u1edfi m\u1ed9t nghi\u00ean c\u1ee9u cho th\u1ea5y, nh\u1edd ph\u00e2n t\u00edch m\u00f4 h\u00f3a h\u1ecdc, c\u00e1c v\u1ebft r\u1ea1n da \u0111\u01b0\u1ee3c \u0111i\u1ec1u tr\u1ecb b\u1eb1ng Biodermogenesi\u00ae ph\u1ee5c h\u1ed3i m\u1ed9t s\u1ed1 t\u1ebf b\u00e0o h\u1eafc t\u1ed1 t\u01b0\u01a1ng t\u1ef1 nh\u01b0 c\u00e1c t\u1ebf b\u00e0o c\u00f3 trong m\u00f4 da l\u00e2n c\u1eadn v\u00e0 do \u0111\u00f3 d\u1ea7n d\u1ea7n r\u00e1m n\u1eafng v\u1edbi c\u01b0\u1eddng \u0111\u1ed9 t\u01b0\u01a1ng t\u1ef1 nh\u01b0 l\u00e0n da kh\u1ecfe m\u1ea1nh, m\u00e0 kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 t\u00e1c d\u1ee5ng ph\u1ee5 n\u00e0o.<\/p>\n

Ngu\u1ed3n: Nexzen Aesthetics and Health<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

R\u1ea1n da l\u00e0 b\u1ec7nh l\u00fd v\u1ec1 da \u0111\u1eb7c tr\u01b0ng b\u1edfi t\u00ecnh tr\u1ea1ng da kh\u00f4ng th\u1ec3 r\u00e1m n\u1eafng khi ti\u1ebfp x\u00fac v\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi. Ch\u00ednh x\u00e1c h\u01a1n, c\u1ea7n ph\u00e2n bi\u1ec7t v\u1ebft r\u1ea1n da m\u00e0u \u0111\u1ecf, th\u01b0\u1eddng ti\u1ebfp t\u1ee5c r\u00e1m n\u1eafng, v\u1edbi v\u1ebft r\u1ea1n da m\u00e0u tr\u1eafng, thay v\u00e0o \u0111\u00f3 kh\u00f4ng t\u0103ng s\u1eafc t\u1ed1 v\u00e0o […]\n","protected":false},"author":1,"featured_media":2396,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"rank_math_lock_modified_date":false,"footnotes":""},"categories":[88],"tags":[],"class_list":["post-2400","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/dalieuvtt.com\/en\/wp-json\/wp\/v2\/posts\/2400","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dalieuvtt.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dalieuvtt.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dalieuvtt.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dalieuvtt.com\/en\/wp-json\/wp\/v2\/comments?post=2400"}],"version-history":[{"count":1,"href":"https:\/\/dalieuvtt.com\/en\/wp-json\/wp\/v2\/posts\/2400\/revisions"}],"predecessor-version":[{"id":2401,"href":"https:\/\/dalieuvtt.com\/en\/wp-json\/wp\/v2\/posts\/2400\/revisions\/2401"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dalieuvtt.com\/en\/wp-json\/wp\/v2\/media\/2396"}],"wp:attachment":[{"href":"https:\/\/dalieuvtt.com\/en\/wp-json\/wp\/v2\/media?parent=2400"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dalieuvtt.com\/en\/wp-json\/wp\/v2\/categories?post=2400"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dalieuvtt.com\/en\/wp-json\/wp\/v2\/tags?post=2400"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}