{"id":20627,"date":"2026-10-02T05:47:16","date_gmt":"2026-10-01T22:47:16","guid":{"rendered":"https:\/\/useful.vn\/?p=20627"},"modified":"2026-10-02T05:47:16","modified_gmt":"2026-10-01T22:47:16","slug":"su-that-quy-tac-3-giay-nhat-do-an-roi-xuong-dat","status":"publish","type":"post","link":"https:\/\/useful.vn\/?p=20627","title":{"rendered":"S\u1ef1 th\u1eadt ‘quy t\u1eafc 3 gi\u00e2y’ nh\u1eb7t \u0111\u1ed3 \u0103n r\u01a1i xu\u1ed1ng \u0111\u1ea5t"},"content":{"rendered":"
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\n “Quy t\u1eafc 3 gi\u00e2y” nh\u1eb7t \u0111\u1ed3 \u0103n r\u01a1i xu\u1ed1ng \u0111\u1ea5t t\u01b0\u1edfng l\u00e0 an to\u00e0n song th\u1ef1c ch\u1ea5t nguy hi\u1ec3m, b\u1edfi vi khu\u1ea9n x\u00e2m nh\u1eadp g\u1ea7n nh\u01b0 ngay l\u1eadp t\u1ee9c l\u00fac \u0111\u1ed3 \u0103n ti\u1ebfp x\u00fac s\u00e0n nh\u00e0. <\/strong><\/h2>\n

Nhi\u1ec1u ng\u01b0\u1eddi t\u1eebng tr\u1ea3i qua t\u00ecnh hu\u1ed1ng khi th\u1ee9c \u0103n v\u00f4 t\u00ecnh r\u01a1i xu\u1ed1ng s\u00e0n li\u1ec1n l\u1eadp t\u1ee9c nh\u1ea9m t\u00ednh “1, 2, 3 gi\u00e2y” \u0111\u1ec3 nhanh tay nh\u1eb7t l\u00ean “tr\u01b0\u1edbc khi vi khu\u1ea9n k\u1ecbp b\u00e1m v\u00e0o”, r\u1eeda qua v\u1edbi n\u01b0\u1edbc r\u1ed3i ti\u1ebfp t\u1ee5c \u0103n. Tuy nhi\u00ean, gi\u00e1o s\u01b0 John Tregoning, chuy\u00ean gia Mi\u1ec5n d\u1ecbch h\u1ecdc Vaccine t\u1ea1i \u0110\u1ea1i h\u1ecdc Ho\u00e0ng gia London, Anh, d\u1eabn nhi\u1ec1u nghi\u00ean c\u1ee9u kh\u1eb3ng \u0111\u1ecbnh quan ni\u1ec7m l\u00e2u \u0111\u1eddi n\u00e0y l\u00e0 ho\u00e0n to\u00e0n v\u00f4 c\u0103n c\u1ee9.<\/p>\n

Th\u1ef1c t\u1ebf vi khu\u1ea9n l\u00e2y nhi\u1ec5m sang th\u1ef1c ph\u1ea9m g\u1ea7n nh\u01b0 ngay l\u1eadp t\u1ee9c khi ti\u1ebfp x\u00fac v\u1edbi m\u1eb7t \u0111\u1ea5t v\u00e0 c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i tr\u00ean c\u00e1c b\u1ec1 m\u1eb7t su\u1ed1t nhi\u1ec1u gi\u1edd, r\u1eeda qua b\u1eb1ng n\u01b0\u1edbc kh\u00f4ng th\u1ec3 b\u1ea3o \u0111\u1ea3m an to\u00e0n, theo John Tregoning. C\u1ea3 ba c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u v\u1ec1 c\u01a1 ch\u1ebf l\u00e2y nhi\u1ec5m vi khu\u1ea9n \u0111\u01b0\u1ee3c \u00f4ng tr\u00edch d\u1eabn \u0111\u1ec1u \u0111i \u0111\u1ebfn k\u1ebft lu\u1eadn “quy t\u1eafc 3 gi\u00e2y” l\u00e0 ho\u00e0n to\u00e0n sai l\u1ea7m.<\/p>\n

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\"\u1ea2nh<\/span><\/p>\n
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\u1ea2nh minh h\u1ecda: Active Beat<\/p>\n

Nghi\u00ean c\u1ee9u \u0111\u1ea7u ti\u00ean kh\u1ea3o s\u00e1t hi\u1ec7n t\u01b0\u1ee3ng x\u1ea3y ra khi th\u1ea3 nhi\u1ec1u lo\u1ea1i th\u1ef1c ph\u1ea9m g\u1ed3m b\u00e1nh m\u00ec, b\u00e1nh m\u00ec ph\u1ebft b\u01a1, d\u01b0a h\u1ea5u v\u00e0 k\u1eb9o d\u1ebbo, xu\u1ed1ng c\u00e1c b\u1ec1 m\u1eb7t ph\u1ee7 \u0111\u1ea7y vi khu\u1ea9n nh\u01b0 g\u1ea1ch men, th\u00e9p, g\u1ed7 v\u00e0 th\u1ea3m. K\u1ebft qu\u1ea3 cho th\u1ea5y nh\u1eefng lo\u1ea1i th\u1ef1c ph\u1ea9m gi\u00e0u \u0111\u1ed9 \u1ea9m nh\u01b0 d\u01b0a h\u1ea5u c\u00f3 t\u1ef7 l\u1ec7 nhi\u1ec5m khu\u1ea9n cao nh\u1ea5t khi r\u01a1i xu\u1ed1ng b\u1ec1 m\u1eb7t c\u1ee9ng v\u00e0 nh\u1eb5n nh\u01b0 g\u1ea1ch men hay th\u00e9p. Ng\u01b0\u1ee3c l\u1ea1i, th\u1ef1c ph\u1ea9m kh\u00f4 nh\u01b0 b\u00e1nh m\u00ec d\u00ednh \u00edt vi khu\u1ea9n h\u01a1n, nh\u01b0ng \u0111i\u1ec1u n\u00e0y kh\u00f4ng \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c ch\u00fang an to\u00e0n. Gi\u00e1o s\u01b0 Tregoning nh\u1ea5n m\u1ea1nh s\u1ef1 k\u1ebft h\u1ee3p r\u1ee7i ro nh\u1ea5t ch\u00ednh l\u00e0 th\u1ef1c ph\u1ea9m \u1ea9m \u01b0\u1edbt r\u01a1i tr\u00ean b\u1ec1 m\u1eb7t c\u1ee9ng.<\/p>\n

Nghi\u00ean c\u1ee9u th\u1ee9 hai, th\u1ea3 x\u00fac x\u00edch ch\u00edn xu\u1ed1ng c\u00e1c b\u1ec1 m\u1eb7t c\u1ee9ng v\u00e0 ghi nh\u1eadn vi khu\u1ea9n v\u1eabn l\u00e2y sang th\u1ef1c ph\u1ea9m ngay c\u1ea3 khi b\u1ec1 m\u1eb7t \u0111\u00f3 \u0111\u00e3 b\u1ecb nhi\u1ec5m khu\u1ea9n t\u1eeb nhi\u1ec1u gi\u1edd tr\u01b0\u1edbc. C\u00e1c nh\u00e0 khoa h\u1ecdc ch\u1ec9 ra r\u1eb1ng n\u1ebfu \u0111\u1eb7t m\u1ed9t mi\u1ebfng th\u1ecbt g\u00e0 nhi\u1ec5m khu\u1ea9n l\u00ean m\u1eb7t b\u1ebfp, hai ti\u1ebfng sau d\u00f9 ch\u1ec9 th\u1ea3 m\u1ed9t l\u00e1t b\u00e1nh m\u00ec xu\u1ed1ng \u0111\u00fang v\u1ecb tr\u00ed \u0111\u00f3 th\u00ec vi khu\u1ea9n v\u1eabn s\u1ebd b\u00e1m v\u00e0o \u0111\u1ed3 \u0103n, b\u1edfi ch\u00fang c\u00f3 th\u1ec3 duy tr\u00ec s\u1ee9c s\u1ed1ng t\u1ea1i \u0111\u00e2y t\u1edbi 24 gi\u1edd. Nh\u01b0 v\u1eady, ngay c\u1ea3 khi m\u1eb7t s\u00e0n hay b\u00e0n b\u1ebfp tr\u00f4ng c\u00f3 v\u1ebb s\u1ea1ch s\u1ebd, th\u1ef1c ph\u1ea9m r\u01a1i xu\u1ed1ng sau \u0111\u00f3 nhi\u1ec1u gi\u1edd v\u1eabn \u0111\u1ed1i m\u1eb7t v\u1edbi nguy c\u01a1 l\u00e2y nhi\u1ec5m ch\u00e9o n\u1ebfu khu v\u1ef1c n\u00e0y t\u1eebng ti\u1ebfp x\u00fac v\u1edbi \u0111\u1ed3 \u0103n nhi\u1ec5m khu\u1ea9n.<\/p>\n

Th\u1ef1c t\u1ebf n\u00e0y c\u0169ng \u0111\u01b0\u1ee3c ch\u1ee9ng minh trong m\u00f4i tr\u01b0\u1eddng \u0111\u00f2i h\u1ecfi s\u1ef1 v\u00f4 tr\u00f9ng nghi\u00eam ng\u1eb7t. Nghi\u00ean c\u1ee9u th\u1ee9 ba \u00e1p d\u1ee5ng “quy t\u1eafc 3 gi\u00e2y” \u0111\u1ed1i v\u1edbi c\u00e1c d\u1ee5ng c\u1ee5 y t\u1ebf trong ph\u00f2ng m\u1ed5. K\u1ebft qu\u1ea3 ch\u1ec9 ra r\u1eb1ng n\u1ebfu b\u00e1c s\u0129 ph\u1eabu thu\u1eadt l\u00e0m r\u01a1i m\u1ed9t d\u1ee5ng c\u1ee5, thi\u1ebft b\u1ecb \u0111\u00f3 b\u1eaft bu\u1ed9c ph\u1ea3i \u0111\u01b0\u1ee3c l\u00e0m s\u1ea1ch tri\u1ec7t \u0111\u1ec3 b\u1eb1ng ch\u1ea5t t\u1ea9y r\u1eeda chuy\u00ean d\u1ee5ng m\u1edbi c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng an to\u00e0n. \u0110i\u1ec1u n\u00e0y m\u1ed9t l\u1ea7n n\u1eefa kh\u1eb3ng \u0111\u1ecbnh thao t\u00e1c nh\u1eb7t l\u00ean nhanh ch\u00f3ng ho\u00e0n to\u00e0n kh\u00f4ng gi\u00fap ng\u0103n ch\u1eb7n s\u1ef1 l\u00e2y nhi\u1ec5m vi khu\u1ea9n.<\/p>\n

Gi\u00e1o s\u01b0 Tregoning nh\u1ea5n m\u1ea1nh r\u1eeda s\u01a1 th\u1ef1c ph\u1ea9m b\u1eb1ng n\u01b0\u1edbc kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 b\u1ea3o \u0111\u1ea3m \u0111\u1ed9 s\u1ea1ch, \u0111\u1eb7c bi\u1ec7t nguy hi\u1ec3m v\u1edbi nh\u1eefng ng\u01b0\u1eddi c\u00f3 h\u1ec7 mi\u1ec5n d\u1ecbch y\u1ebfu ho\u1eb7c c\u00e1c gia \u0111\u00ecnh nu\u00f4i th\u00fa c\u01b0ng. Ngay c\u1ea3 khi th\u00fa c\u01b0ng \u0111\u00e3 \u0111i qua khu v\u1ef1c \u0111\u00f3 t\u1eeb nhi\u1ec1u gi\u1edd tr\u01b0\u1edbc, vi khu\u1ea9n s\u00f3t l\u1ea1i tr\u00ean m\u1eb7t \u0111\u1ea5t v\u1eabn c\u00f3 th\u1ec3 b\u00e1m v\u00e0o \u0111\u1ed3 \u0103n. \u0110\u1ec3 b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe, gi\u1ea3i ph\u00e1p an to\u00e0n nh\u1ea5t khi th\u1ef1c ph\u1ea9m \u0111\u00e3 r\u01a1i xu\u1ed1ng \u0111\u1ea5t l\u00e0 b\u1ecf \u0111i v\u00e0 ch\u1ea5p nh\u1eadn r\u1eb1ng m\u00f3n \u0103n \u0111\u00f3 kh\u00f4ng c\u00f2n s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c n\u1eefa.<\/p>\n

\"Gi\u00e1o<\/span><\/p>\n

Gi\u00e1o s\u01b0 John S Tregoning, chuy\u00ean gia mi\u1ec5n d\u1ecbch h\u1ecdc t\u1ea1i \u0110\u1ea1i h\u1ecdc Ho\u00e0ng gia London. \u1ea2nh: Felicity McCabe<\/p>\n

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\"Lo\u1ea1i<\/div>\n
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\n Lo\u1ea1i c\u00e2y m\u1ecdc \u0111\u1ea7y ven \u0111\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1ed3n ph\u00f2ng ng\u1eeba ung th\u01b0: S\u1ef1 th\u1eadt \u00edt ng\u01b0\u1eddi bi\u1ebft\n <\/div>\n
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Kh\u00f4ng \u00edt ng\u01b0\u1eddi tin r\u1eb1ng xuy\u1ebfn chi c\u00f3 th\u1ec3 gi\u00fap ph\u00f2ng ng\u1eeba ung th\u01b0 v\u00e0 t\u1ef1 \u00fd s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t v\u1ecb thu\u1ed1c h\u1eb1ng ng\u00e0y. Tuy nhi\u00ean, ThS.BS Nguy\u1ec5n V\u0169 B\u00ecnh, Gi\u1ea3ng…<\/p>\n<\/div>\n

B\u1ea5m xem >>\n <\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/article>\n
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https:\/\/www.24h.com.vn\/suc-khoe\/su-that-quy-tac-3-giay-nhat-do-an-roi-xuong-dat-c62a1796327.html<\/p>\n

\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"

“Quy t\u1eafc 3 gi\u00e2y” nh\u1eb7t \u0111\u1ed3 \u0103n r\u01a1i xu\u1ed1ng \u0111\u1ea5t t\u01b0\u1edfng l\u00e0 an to\u00e0n song th\u1ef1c ch\u1ea5t nguy hi\u1ec3m, b\u1edfi vi khu\u1ea9n x\u00e2m nh\u1eadp g\u1ea7n nh\u01b0 ngay l\u1eadp t\u1ee9c l\u00fac \u0111\u1ed3 \u0103n ti\u1ebfp x\u00fac s\u00e0n nh\u00e0. Nhi\u1ec1u ng\u01b0\u1eddi t\u1eebng tr\u1ea3i qua t\u00ecnh hu\u1ed1ng khi th\u1ee9c \u0103n v\u00f4 t\u00ecnh r\u01a1i xu\u1ed1ng s\u00e0n li\u1ec1n l\u1eadp t\u1ee9c nh\u1ea9m<\/p>\n","protected":false},"author":1,"featured_media":20628,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17],"tags":[],"class_list":["post-20627","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-suc-khoe"],"_links":{"self":[{"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/posts\/20627","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=20627"}],"version-history":[{"count":0,"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/posts\/20627\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=\/wp\/v2\/media\/20628"}],"wp:attachment":[{"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=20627"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=20627"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/useful.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=20627"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}