Theo m\u1ed9t b\u00e1o c\u00e1o n\u0103m 2012 do \u1ee6y ban N\u0103ng l\u01b0\u1ee3ng v\u00e0 Th\u01b0\u01a1ng m\u1ea1i H\u1ea1 vi\u1ec7n Hoa K\u1ef3 th\u1ef1c hi\u1ec7n, khi \u0111\u01b0\u1ee3c c\u00e1c nh\u00e0 \u0111i\u1ec1u tra c\u1ee7a \u1ee6y ban li\u00ean h\u1ec7, 90% nh\u00e2n vi\u00ean c\u00e1c ti\u1ec7m t\u1eafm n\u1eafng \u0111\u00e3 cung c\u1ea5p th\u00f4ng tin sai l\u1ec7ch v\u1ec1 nh\u1eefng r\u1ee7i ro nghi\u00eam tr\u1ecdng c\u1ee7a vi\u1ec7c t\u1eafm n\u1eafng trong nh\u00e0 v\u00e0 \u0111\u01b0a ra nh\u1eefng tuy\u00ean b\u1ed1 sai s\u1ef1 th\u1eadt v\u1ec1 l\u1ee3i \u00edch s\u1ee9c kh\u1ecfe m\u00e0 vi\u1ec7c t\u1eafm n\u1eafng trong nh\u00e0 mang l\u1ea1i (<\/span> AAD<\/span><\/a> ).<\/span><\/p>\n\n Tr\u00ean to\u00e0n th\u1ebf gi\u1edbi, s\u1ed1 ca ung th\u01b0 da do t\u1eafm n\u1eafng trong nh\u00e0 nhi\u1ec1u h\u01a1n s\u1ed1 ca ung th\u01b0 ph\u1ed5i do h\u00fat thu\u1ed1c (<\/span> SCF<\/span><\/a> ). C\u01a1 quan Nghi\u00ean c\u1ee9u Ung th\u01b0 Qu\u1ed1c t\u1ebf (IARC) \u0111\u00e3 x\u1ebfp gi\u01b0\u1eddng t\u1eafm n\u1eafng v\u00e0o nh\u00f3m nguy c\u01a1 ung th\u01b0 cao nh\u1ea5t: g\u00e2y ung th\u01b0 cho con ng\u01b0\u1eddi (<\/span> FDA<\/span><\/a> ).<\/span> D\u00f9 l\u00e0 ngo\u00e0i tr\u1eddi hay trong nh\u00e0, vi\u1ec7c r\u00e1m n\u1eafng l\u00e0 d\u1ea5u hi\u1ec7u tr\u1ef1c quan c\u1ee7a t\u1ed5n th\u01b0\u01a1ng DNA tr\u00ean da. R\u00e1m n\u1eafng l\u00e0 do ti\u1ebfp x\u00fac v\u1edbi b\u1ee9c x\u1ea1 tia c\u1ef1c t\u00edm (UV) v\u00e0 g\u00e2y t\u1ed5n th\u01b0\u01a1ng l\u1edbp t\u1ebf b\u00e0o da ngo\u00e0i c\u00f9ng. Kh\u00f4ng c\u00f3 kh\u00e1i ni\u1ec7m n\u00e0o g\u1ecdi l\u00e0 “r\u00e1m n\u1eafng an to\u00e0n” hay “r\u00e1m n\u1eafng l\u00e0nh m\u1ea1nh” (<\/span> AAD<\/span><\/a> ). Ng\u00e0y c\u00e0ng c\u00f3 nhi\u1ec1u b\u1eb1ng ch\u1ee9ng cho th\u1ea5y vi\u1ec7c r\u00e1m n\u1eafng c\u00f3 th\u1ec3 g\u00e2y nghi\u1ec7n. Trong s\u1ed1 ph\u1ee5 n\u1eef da tr\u1eafng t\u1eeb 18 \u0111\u1ebfn 30 tu\u1ed5i s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 t\u1eafm n\u1eafng trong nh\u00e0, 20% cho th\u1ea5y d\u1ea5u hi\u1ec7u nghi\u1ec7n (<\/span> AAD<\/span><\/a> ).<\/span><\/p>\n\n Theo T\u1ed5 ch\u1ee9c Ph\u00f2ng ch\u1ed1ng Ung th\u01b0 Da (Skin Cancer Foundation), ch\u1ec9 c\u1ea7n m\u1ed9t l\u1ea7n t\u1eafm n\u1eafng trong nh\u00e0 tr\u01b0\u1edbc tu\u1ed5i 35 \u0111\u00e3 l\u00e0m t\u0103ng 75% nguy c\u01a1 m\u1eafc ung th\u01b0 h\u1eafc t\u1ed1 da \u0111e d\u1ecda t\u00ednh m\u1ea1ng (<\/span> SCF<\/span><\/a> ). T\u1eafm n\u1eafng c\u0169ng l\u00e0m t\u0103ng nguy c\u01a1 m\u1eafc ung th\u01b0 bi\u1ec3u b\u00ec t\u1ebf b\u00e0o \u0111\u00e1y v\u00e0 ung th\u01b0 bi\u1ec3u b\u00ec t\u1ebf b\u00e0o v\u1ea3y.<\/span><\/p>\n\n K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u tr\u00ean \u0111\u1ed9ng v\u1eadt nh\u00ecn chung \u1ee7ng h\u1ed9 quan s\u00e1t t\u1eeb c\u00e1c nghi\u00ean c\u1ee9u d\u1ecbch t\u1ec5 h\u1ecdc r\u1eb1ng vi\u1ec7c ti\u1ebfp x\u00fac v\u1edbi tia c\u1ef1c t\u00edm c\u00f3 li\u00ean quan \u0111\u1ebfn nguy c\u01a1 ung th\u01b0 da (<\/span> Gober v\u00e0 c\u1ed9ng s\u1ef1<\/span><\/a> ).<\/span> <\/p>\n\n Nh\u00f3m 1 (g\u00e2y ung th\u01b0 cho ng\u01b0\u1eddi: gi\u01b0\u1eddng t\u1eafm n\u1eafng ph\u00e1t ra tia c\u1ef1c t\u00edm)<\/span><\/p>\n\n C\u00e1ch t\u1ed1t nh\u1ea5t \u0111\u1ec3 b\u1ea3o v\u1ec7 da kh\u1ecfi t\u1ed5n th\u01b0\u01a1ng l\u00e0 ho\u00e0n to\u00e0n tr\u00e1nh t\u1eafm n\u1eafng. N\u1ebfu b\u1ea1n v\u1eabn mu\u1ed1n c\u00f3 l\u00e0n da r\u00e1m n\u1eafng, c\u00f3 r\u1ea5t nhi\u1ec1u lo\u1ea1i kem b\u00f4i da gi\u00fap t\u1ea1o v\u1ebb ngo\u00e0i r\u00e1m n\u1eafng m\u00e0 kh\u00f4ng c\u1ea7n ti\u1ebfp x\u00fac v\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi. <\/span> N\u1ebfu b\u1ea1n d\u00e0nh th\u1eddi gian d\u01b0\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi, h\u00e3y s\u1eed d\u1ee5ng kem ch\u1ed1ng n\u1eafng; kh\u00f4ng bao gi\u1edd l\u00e0 qu\u00e1 mu\u1ed9n \u0111\u1ec3 b\u1eaft \u0111\u1ea7u b\u1ea3o v\u1ec7 l\u00e0n da c\u1ee7a b\u1ea1n. Ngay khi b\u1ea1n ng\u1eebng t\u1eafm n\u1eafng, c\u01a1 th\u1ec3 b\u1ea1n b\u1eaft \u0111\u1ea7u s\u1eeda ch\u1eefa m\u1ed9t s\u1ed1 t\u1ed5n th\u01b0\u01a1ng do tia c\u1ef1c t\u00edm g\u00e2y ra (<\/span> AAD<\/span><\/a> ).<\/span> Khi ch\u1ecdn kem ch\u1ed1ng n\u1eafng, h\u00e3y \u0111\u1ea3m b\u1ea3o nh\u00e3n ghi r\u00f5 “ph\u1ed5 r\u1ed9ng”, SPF 30 tr\u1edf l\u00ean v\u00e0 “ch\u1ed1ng n\u01b0\u1edbc”. Ph\u1ed5 r\u1ed9ng c\u00f3 ngh\u0129a l\u00e0 kem ch\u1ed1ng n\u1eafng c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 da b\u1ea1n kh\u1ecfi c\u1ea3 tia UVA v\u00e0 UVB, v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng n\u01b0\u1edbc c\u00f3 ngh\u0129a l\u00e0 kem ch\u1ed1ng n\u1eafng s\u1ebd b\u00e1m tr\u00ean da \u01b0\u1edbt ho\u1eb7c \u0111\u1ed5 m\u1ed3 h\u00f4i trong kho\u1ea3ng 40 \u0111\u1ebfn 80 ph\u00fat (<\/span> AAD<\/span><\/a> ).<\/span><\/p>\n\n T\u1eafm n\u1eafng trong nh\u00e0 (c\u0169ng nh\u01b0 ngo\u00e0i tr\u1eddi) l\u00e0m t\u0103ng nguy c\u01a1 m\u1eafc ung th\u01b0 da, bao g\u1ed3m ung th\u01b0 h\u1eafc t\u1ed1, ung th\u01b0 bi\u1ec3u b\u00ec \u0111\u00e1y v\u00e0 ung th\u01b0 bi\u1ec3u b\u00ec v\u1ea3y, v\u00e0 n\u00ean tr\u00e1nh.<\/p>\n\n H\u00e3y xem video ng\u1eafn n\u00e0y v\u1ec1 gi\u01b0\u1eddng t\u1eafm n\u1eafng v\u00e0 nguy c\u01a1 ung th\u01b0 t\u1eeb Trung t\u00e2m Ung th\u01b0 MD Anderson, v\u00e0 nh\u1ea5p v\u00e0o c\u00e1c li\u00ean k\u1ebft b\u00ean d\u01b0\u1edbi \u0111\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin.<\/p>\n\nKhoa h\u1ecdc cho ch\u00fang ta bi\u1ebft \u0111i\u1ec1u g\u00ec?<\/h2>\n\n
B\u1eb1ng ch\u1ee9ng d\u1ecbch t\u1ec5 h\u1ecdc<\/h3>\n\n
B\u1eb1ng ch\u1ee9ng t\u1eeb ph\u00f2ng th\u00ed nghi\u1ec7m\/B\u1eb1ng ch\u1ee9ng h\u1ed7 tr\u1ee3<\/h3>\n\n
Ph\u00e2n lo\u1ea1i ch\u1ea5t g\u00e2y ung th\u01b0 c\u1ee7a IARC: <\/span><\/h3>\n\n
C\u00e1ch gi\u1ea3m thi\u1ec3u r\u1ee7i ro c\u1ee7a b\u1ea1n<\/h2>\n\n
T\u00f3m l\u1ea1i<\/h2>\n\n
Ngu\u1ed3n v\u00e0 li\u00ean k\u1ebft \u0111\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin<\/h2>\n\n