“Ch\u00fang t\u00f4i c\u0169ng bi\u1ebft tia n\u1eafng c\u00f3 h\u1ea1i, nh\u01b0ng v\u1eabn th\u00edch ph\u01a1i n\u1eafng th\u1eadt nhi\u1ec1u khi \u0111i t\u1eafm bi\u1ec3n. Gia \u0111\u00ecnh t\u00f4i \u1edf n\u01b0\u1edbc ngo\u00e0i v\u1eeba g\u1eedi cho m\u1ea5y lo\u1ea1i kem ch\u1ed1ng n\u1eafng, n\u00f3i l\u00e0 lo\u1ea1i t\u1ed1t nh\u1ea5t. Ch\u00fang t\u00f4i c\u00f3 n\u00ean b\u00f4i kem \u0111\u1ec1u v\u00e0 t\u1eafm n\u1eafng cho “\u0111\u00e3” kh\u00f4ng?”.<\/p>\n\n\n\n
Tr\u01b0\u1edbc \u0111\u00e2y, nhi\u1ec1u ng\u01b0\u1eddi c\u0169ng \u0111\u1eb7t ni\u1ec1m tin tuy\u1ec7t \u0111\u1ed1i v\u00e0o c\u00e1c lo\u1ea1i kem ch\u1ed1ng n\u1eafng v\u1eabn \u0111\u01b0\u1ee3c qu\u1ea3ng c\u00e1o r\u1ea7m r\u1ed9. N\u0103m 1995, nh\u00e0 nghi\u00ean c\u1ee9u H. Luther thu\u1ed9c \u0111\u1ea1i h\u1ecdc t\u1ed5ng h\u1ee3p Ruhr (\u0110\u1ee9c) \u0111\u00e3 thu \u0111\u01b0\u1ee3c nh\u1eefng b\u1eb1ng ch\u1ee9ng v\u1ec1 s\u1ef1 v\u00f4 hi\u1ec7u c\u1ee7a kem ch\u1ed1ng n\u1eafng, k\u1ec3 c\u1ea3 nh\u1eefng lo\u1ea1i \u0111\u01b0\u1ee3c qu\u1ea3ng c\u00e1o l\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t. Nh\u01b0ng b\u00e0 \u0111\u00e3 ph\u1ea3i gi\u1eef im l\u1eb7ng, m\u00e3i \u0111\u1ebfn n\u0103m 1998 m\u1edbi c\u00f4ng b\u1ed1 trong m\u1ed9t h\u1ed9i th\u1ea3o qu\u1ed1c t\u1ebf. T\u1ea1i h\u1ed9i th\u1ea3o n\u00e0y, Marianne Berwick (Trung t\u00e2m ung th\u01b0 S-K t\u1ea1i New York) c\u0169ng \u0111\u01b0a ra nh\u1eefng c\u1ee9 li\u1ec7u v\u1eefng ch\u1eafc b\u00e1c b\u1ecf huy\u1ec1n tho\u1ea1i “h\u1eefu hi\u1ec7u”, “an to\u00e0n”\u2026 c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i kem ch\u1ed1ng n\u1eafng. Lu\u1eadn \u0111i\u1ec3m c\u1ee7a b\u00e0 \u0111\u01b0\u1ee3c nhi\u1ec1u nh\u00e0 khoa h\u1ecdc c\u00e1c n\u01b0\u1edbc \u1ee7ng h\u1ed9: C\u00e1c lo\u1ea1i kem ch\u1ed1ng n\u1eafng \u0111ang l\u01b0u h\u00e0nh kh\u00f4ng c\u00f3 ch\u00fat t\u00e1c d\u1ee5ng b\u1ea3o v\u1ec7 da n\u00e0o; v\u00e0 s\u1ed1 li\u1ec7u th\u00ed nghi\u1ec7m m\u00e0 c\u00e1c h\u00e3ng b\u00e0o ch\u1ebf tr\u01b0ng ra tr\u01b0\u1edbc \u0111\u00e2y ch\u1ec9 l\u00e0 k\u1ebft qu\u1ea3 trong \u1ed1ng nghi\u1ec7m, ch\u1ee9 kh\u00f4ng ph\u1ea3i k\u1ebft qu\u1ea3 thu \u0111\u01b0\u1ee3c tr\u00ean c\u01a1 th\u1ec3 s\u1ed1ng. \u0110\u00e3 th\u1ebf, kem ch\u1ed1ng n\u1eafng c\u00f2n c\u00f3 h\u1ea1i khi\u1ebfn ng\u01b0\u1eddi ta ph\u01a1i n\u1eafng “v\u00f4 t\u01b0” \u0111\u1ec3 r\u1ed3i g\u00e1nh ch\u1ecbu nh\u1eefng li\u1ec1u tia t\u1eed ngo\u1ea1i r\u1ea5t l\u1edbn.<\/p>\n\n\n\n
M\u1ed9t nghi\u00ean c\u1ee9u d\u00e0i ng\u00e0y tr\u00ean 631 tr\u1ebb em cho th\u1ea5y, \u1edf nh\u1eefng em th\u01b0\u1eddng xuy\u00ean b\u00f4i kem ch\u1ed1ng n\u1eafng, nguy c\u01a1 m\u1eafc u h\u1eafc t\u1ed1 \u00e1c t\u00ednh cao g\u1ea5p \u0111\u00f4i nh\u1eefng em kh\u00f4ng b\u00f4i v\u00e0 v\u1eabn ra n\u1eafng \u1edf m\u1ee9c \u0111\u1ed9 b\u00ecnh th\u01b0\u1eddng.<\/p>\n\n\n\n
\u0110\u1ebfn \u0111\u00e2y, ch\u1eafc c\u00e1c b\u1ea1n c\u0169ng th\u1ea5y m\u1ecdi huy\u1ec1n tho\u1ea1i v\u1ec1 “kem ch\u1ed1ng n\u1eafng” \u0111\u00e3 v\u0129nh vi\u1ec5n ch\u1ea5m d\u1ee9t, v\u00e0 s\u1ebd lo b\u1ea3o v\u1ec7 da c\u1ee7a m\u00ecnh t\u1ed1t h\u01a1n. B\u1edfi v\u00ec trong \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi c\u00f3 ba lo\u1ea1i tia g\u00e2y h\u1ea1i: Tia t\u1eed ngo\u1ea1i B (UVB) \u0111\u00e1nh th\u1eb3ng v\u00e0o r\u1ed1n di truy\u1ec1n c\u1ee7a c\u00e1c t\u1ebf b\u00e0o; tia t\u1eed ngo\u1ea1i A (UVA) \u0111i s\u00e2u v\u00e0o c\u00e1c l\u1edbp trong c\u1ee7a da v\u00e0 gi\u00e1n ti\u1ebfp l\u00e0m t\u1ed5n th\u01b0\u01a1ng ADN c\u1ee7a t\u1ebf b\u00e0o; c\u00f2n tia h\u1ed3ng ngo\u1ea1i th\u00ec l\u00e0m gia t\u0103ng s\u1ee9c ph\u00e1 ho\u1ea1i c\u1ee7a c\u00e1c tia t\u1eed ngo\u1ea1i. Ngo\u00e0i ra, c\u00e1c tia t\u1eed ngo\u1ea1i c\u00f2n l\u00e0m cho h\u1ec7 th\u1ed1ng mi\u1ec5n d\u1ecbch c\u1ee7a da b\u1ecb suy y\u1ebfu r\u00f5 r\u1ec7t: ch\u1ec9 c\u1ea7n ph\u01a1i n\u1eafng m\u1ed9t l\u1ea7n, da s\u1ebd ph\u1ea3i m\u1ea5t \u00edt nh\u1ea5t 3 tu\u1ea7n \u0111\u1ec3 ph\u1ee5c h\u1ed3i s\u1ee9c \u0111\u1ec1 kh\u00e1ng c\u1ee7a n\u00f3. V\u00ec v\u1eady, v\u00e0o m\u00f9a h\u00e8, ta th\u01b0\u1eddng hay b\u1ecb ch\u1ed1c l\u1edf, m\u1ee5n r\u1ed9p.<\/p>\n","protected":false},"excerpt":{"rendered":"
“Ch\u00fang t\u00f4i c\u0169ng bi\u1ebft tia n\u1eafng c\u00f3 h\u1ea1i, nh\u01b0ng v\u1eabn th\u00edch ph\u01a1i n\u1eafng th\u1eadt nhi\u1ec1u khi \u0111i t\u1eafm bi\u1ec3n. Gia \u0111\u00ecnh t\u00f4i \u1edf n\u01b0\u1edbc ngo\u00e0i v\u1eeba g\u1eedi cho m\u1ea5y lo\u1ea1i kem ch\u1ed1ng n\u1eafng, n\u00f3i l\u00e0 lo\u1ea1i t\u1ed1t nh\u1ea5t. Ch\u00fang t\u00f4i c\u00f3 n\u00ean b\u00f4i kem \u0111\u1ec1u v\u00e0 t\u1eafm n\u1eafng cho “\u0111\u00e3” kh\u00f4ng?”. Tr\u01b0\u1edbc \u0111\u00e2y, nhi\u1ec1u ng\u01b0\u1eddi […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[21],"tags":[],"class_list":["post-11759","post","type-post","status-publish","format-standard","hentry","category-y-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/11759","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=11759"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/11759\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=11759"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=11759"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=11759"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}