Trong m\u1ed9t l\u1ea7n g\u1eb7p g\u1ee1 b\u1ea1n b\u00e8, anh James Tr\u1ea7n c\u00f2n tr\u1ebb, n\u00ean \u0111\u01b0\u1ee3c m\u1ecdi ng\u01b0\u1eddi tin t\u01b0\u1edfng giao cho l\u00e0m t\u00e1i x\u1ebf cho chuy\u1ebfn roadtrip, nh\u01b0ng anh v\u1ed9i t\u1eeb ch\u1ed1i, v\u1edbi l\u00fd do \u201c\u0111i \u0111\u01b0\u1eddng local th\u00ec ok, nh\u01b0ng c\u1ee9 v\u00f4 xa l\u1ed9 l\u00e0 em hay bu\u1ed3n ng\u1ee7, m\u1ed7i l\u1ea7n \u0111i xa \u0111\u1ec1u ph\u1ea3i nh\u1edd ng\u01b0\u1eddi kh\u00e1c l\u00e1i.\u201d Th\u1ebf l\u00e0 ch\u1eb3ng ai d\u00e1m giao v\u00f4-l\u0103ng cho anh n\u1eefa.<\/p>\n
Trung T\u00e2m Ki\u1ec3m So\u00e1t v\u00e0 Ph\u00f2ng Ng\u1eeba D\u1ecbch B\u1ec7nh (Centers for Disease Control and Prevention \u2013 CDC) \u01b0\u1edbc t\u00ednh c\u00f3 t\u1edbi 6,000 v\u1ee5 tai n\u1ea1n ch\u1ebft ng\u01b0\u1eddi x\u1ea3y ra h\u00e0ng n\u0103m do t\u00e0i x\u1ebf ph\u1ea3i c\u1ed1 g\u1eafng gi\u1eef t\u1ec9nh t\u00e1o. C\u1ee5c Qu\u1ea3n L\u00fd An To\u00e0n Giao Th\u00f4ng \u0110\u01b0\u1eddng B\u1ed9 Qu\u1ed1c Gia Hoa K\u1ef3 (U.S. National Highway Traffic Safety Administration \u2013 NHTSA) \u01b0\u1edbc t\u00ednh t\u1ed5ng s\u1ed1 v\u1ee5 tai n\u1ea1n li\u00ean quan \u0111\u1ebfn t\u00e0i x\u1ebf g\u1eb7p kh\u00f3 kh\u0103n l\u00e0 h\u01a1n 100,000 ca m\u1ed7i n\u0103m.<\/p>\n
Nh\u1eefng th\u1ed1ng k\u00ea n\u00e0y nh\u1ea5n m\u1ea1nh nhu c\u1ea7u c\u1ea5p thi\u1ebft c\u1ee7a c\u00e1c t\u00e0i x\u1ebf trong vi\u1ec7c ch\u1ee7 \u0111\u1ed9ng ch\u1ed1ng l\u1ea1i s\u1ef1 m\u1ec7t m\u1ecfi. Khi t\u00e0i x\u1ebf m\u1ec7t m\u1ecfi, kh\u1ea3 n\u0103ng t\u1eadp trung, th\u1eddi gian ph\u1ea3n \u1ee9ng v\u00e0 k\u1ef9 n\u0103ng ra quy\u1ebft \u0111\u1ecbnh c\u1ee7a h\u1ecd \u0111\u1ec1u b\u1ecb suy gi\u1ea3m nghi\u00eam tr\u1ecdng.<\/p>\n
Nhi\u1ec1u t\u00e0i x\u1ebf th\u01b0\u1eddng xuy\u00ean nh\u1eadn ra h\u00ecnh \u1ea3nh \u0111\u1ea7u c\u1ee7a nh\u1eefng ng\u01b0\u1eddi ng\u1ed3i gh\u1ebf h\u00e0nh kh\u00e1ch nh\u1eb9 nh\u00e0ng ch\u1ea1m v\u00e0o c\u1eeda s\u1ed5 xe trong nh\u1eefng chuy\u1ebfn \u0111i \u0111\u01b0\u1eddng d\u00e0i. Tuy nhi\u00ean, hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n v\u00ec s\u1ef1 tho\u1ea3i m\u00e1i c\u1ee7a h\u00e0nh kh\u00e1ch; ch\u00ednh t\u00e0i x\u1ebf c\u0169ng th\u01b0\u1eddng xuy\u00ean ph\u1ea3i \u0111\u1ea5u tranh v\u1edbi c\u01a1n bu\u1ed3n ng\u1ee7. V\u1eady t\u1ea1i sao ch\u1ec9 m\u1ed9t chuy\u1ebfn \u0111i xe, \u0111\u1eb7c bi\u1ec7t trong nh\u1eefng chuy\u1ebfn \u0111i d\u00e0i, l\u1ea1i khi\u1ebfn ch\u00fang ta tr\u1edf n\u00ean u\u1ec3 o\u1ea3i, ph\u1ea3i ph\u1ee5 thu\u1ed9c v\u00e0o nh\u1ea1c l\u1edbn ho\u1eb7c caffeine \u0111\u1ec3 t\u1ec9nh t\u00e1o? C\u00e2u tr\u1ea3 l\u1eddi n\u1eb1m \u1edf s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a c\u00e1c y\u1ebfu t\u1ed1 t\u00e2m l\u00fd, sinh h\u1ecdc v\u00e0 th\u1ec3 ch\u1ea5t v\u1ed1n c\u00f3 trong tr\u1ea3i nghi\u1ec7m l\u00e1i xe.<\/p>\n
T\u00ecnh tr\u1ea1ng m\u1ec7t m\u1ecfi khi l\u00e1i xe l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 an to\u00e0n c\u00f4ng c\u1ed9ng nghi\u00eam tr\u1ecdng, \u0111\u01b0\u1ee3c th\u00fac \u0111\u1ea9y b\u1edfi s\u1ef1 giao thoa ph\u1ee9c t\u1ea1p gi\u1eefa sinh l\u00fd h\u1ecdc c\u1ee7a c\u01a1 th\u1ec3 v\u00e0 m\u00f4i tr\u01b0\u1eddng l\u00e1i xe \u0111\u01a1n \u0111i\u1ec7u. S\u1ef1 bu\u1ed3n ng\u1ee7 n\u00e0y kh\u00f4ng ph\u1ea3i l\u00e0 d\u1ea5u hi\u1ec7u c\u1ee7a s\u1ef1 l\u01b0\u1eddi bi\u1ebfng, m\u00e0 l\u00e0 ph\u1ea3n \u1ee9ng t\u1ef1 nhi\u00ean c\u1ee7a n\u00e3o b\u1ed9 tr\u01b0\u1edbc m\u1ed9t m\u00f4i tr\u01b0\u1eddng thi\u1ebfu k\u00edch th\u00edch.<\/p>\n
M\u1ed9t trong nh\u1eefng nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra t\u00ecnh tr\u1ea1ng bu\u1ed3n ng\u1ee7 do \u0111\u01b0\u1eddng x\u00e1 g\u00e2y ra n\u00e0y l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m mang t\u00ean \u201cth\u00f4i mi\u00ean tr\u00ean \u0111\u01b0\u1eddng cao t\u1ed1c.\u201d Thu\u1eadt ng\u1eef n\u00e0y m\u00f4 t\u1ea3 tr\u1ea1ng th\u00e1i m\u00e0 nhu c\u1ea7u t\u1eadp trung ch\u1ee7 \u0111\u1ed9ng gi\u1ea3m \u0111\u00e1ng k\u1ec3 do l\u1ed9 tr\u00ecnh \u0111\u01a1n \u0111i\u1ec7u v\u00e0 d\u1ec5 \u0111o\u00e1n tr\u01b0\u1edbc.<\/p>\n
Nh\u1eefng \u0111o\u1ea1n \u0111\u01b0\u1eddng d\u00e0i l\u00e1i xe tr\u00ean xa l\u1ed9, v\u1ed1n ch\u1ec9 c\u1ea7n r\u1ea5t \u00edt s\u1ef1 \u0111\u1ecbnh h\u01b0\u1edbng, chuy\u1ec3n l\u00e0n \u0111\u01b0\u1eddng ho\u1eb7c c\u1ea3nh gi\u00e1c v\u1edbi nh\u1eefng m\u1ed1i nguy hi\u1ec3m b\u1ea5t ng\u1edd th\u01b0\u1eddng g\u1eb7p tr\u00ean \u0111\u01b0\u1eddng ph\u1ee5, l\u1ea1i th\u00fac \u0111\u1ea9y tr\u1ea1ng th\u00e1i gi\u1ed1ng nh\u01b0 b\u1ecb th\u00f4i mi\u00ean n\u00e0y.<\/p>\n
Khi c\u00e1c k\u00edch th\u00edch th\u1ecb gi\u00e1c v\u00e0 tinh th\u1ea7n nh\u1ea5t qu\u00e1n v\u00e0 l\u1eb7p \u0111i l\u1eb7p l\u1ea1i (nh\u01b0 nh\u00ecn th\u1ea5y c\u00f9ng m\u1ed9t lo\u1ea1i bi\u1ec3n b\u00e1o, c\u00e2y c\u1ed1i, ho\u1eb7c v\u1ea1ch k\u1ebb \u0111\u01b0\u1eddng), m\u1ee9c \u0111\u1ed9 t\u01b0\u01a1ng t\u00e1c c\u1ee7a n\u00e3o b\u1ed9 s\u1ebd gi\u1ea3m xu\u1ed1ng. T\u00ednh d\u1ef1 \u0111o\u00e1n n\u00e0y d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng bu\u1ed3n ng\u1ee7, \u0111\u00f4i khi d\u1eef d\u1ed9i, khi\u1ebfn ng\u01b0\u1eddi l\u00e1i xe di chuy\u1ec3n qu\u00e3ng \u0111\u01b0\u1eddng d\u00e0i m\u00e0 g\u1ea7n nh\u01b0 kh\u00f4ng c\u00f3 k\u00fd \u1ee9c g\u00ec v\u1ec1 h\u00e0nh tr\u00ecnh. \u0110\u00e2y l\u00e0 m\u1ed9t d\u1ea5u hi\u1ec7u r\u00f5 r\u00e0ng cho th\u1ea5y t\u00e2m tr\u00ed \u0111ang \u1edf m\u1ee9c \u0111\u1ed9 l\u00e1i t\u1ef1 \u0111\u1ed9ng.<\/p>\n
Khi \u1edf tr\u1ea1ng th\u00e1i th\u00f4i mi\u00ean tr\u00ean \u0111\u01b0\u1eddng cao t\u1ed1c, t\u00e0i x\u1ebf ph\u1ea3n \u1ee9ng ch\u1eadm h\u01a1n nhi\u1ec1u v\u1edbi c\u00e1c t\u00ecnh hu\u1ed1ng b\u1ea5t ng\u1edd. T\u00e0i x\u1ebf c\u00e0ng l\u00e1i xe tr\u00ean m\u1ed9t cung \u0111\u01b0\u1eddng kh\u00f4ng c\u00f3 th\u1eed th\u00e1ch nh\u01b0 v\u1eady l\u00e2u, nguy c\u01a1 m\u1ea5t t\u1eadp trung v\u00e0 g\u1eb7p nguy hi\u1ec3m c\u00e0ng cao. B\u1ea3n ch\u1ea5t l\u1eb7p \u0111i l\u1eb7p l\u1ea1i c\u1ee7a vi\u1ec7c l\u00e1i xe trong m\u00f4i tr\u01b0\u1eddng n\u00e0y khi\u1ebfn c\u00e1c t\u1ebf b\u00e0o th\u1ea7n kinh c\u1ee7a n\u00e3o b\u1ed9 kh\u00f4ng c\u1ea7n ph\u1ea3i x\u1eed l\u00fd th\u00f4ng tin m\u1edbi, cho ph\u00e9p t\u00e2m tr\u00ed chuy\u1ec3n sang tr\u1ea1ng th\u00e1i th\u01b0 gi\u00e3n qu\u00e1 m\u1ee9c, g\u1ea7n nh\u01b0 l\u00e0 ng\u1ee7.<\/p>\n
Ngo\u00e0i c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng, nh\u1ecbp sinh h\u1ecdc v\u1ed1n c\u00f3 c\u1ee7a ch\u00fang ta \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng. C\u00e1c chuy\u1ebfn \u0111i \u0111\u01b0\u1eddng d\u00e0i th\u01b0\u1eddng giao thoa v\u1edbi nh\u1ecbp sinh h\u1ecdc t\u1ef1 nhi\u00ean c\u1ee7a c\u01a1 th\u1ec3, c\u1ee5 th\u1ec3 l\u00e0 nh\u1eefng th\u1eddi \u0111i\u1ec3m ch\u00fang ta \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh sinh h\u1ecdc \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng t\u00ecnh tr\u1ea1ng bu\u1ed3n ng\u1ee7.<\/p>\n
C\u01a1 th\u1ec3 con ng\u01b0\u1eddi c\u00f3 hai kho\u1ea3ng th\u1eddi gian ng\u1ee7 t\u1ef1 nhi\u00ean s\u00e2u s\u1eafc nh\u1ea5t m\u1ed7i ng\u00e0y, \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh b\u1edfi nh\u1ecbp sinh h\u1ecdc:<\/p>\n
S\u00e1ng s\u1edbm: Th\u01b0\u1eddng x\u1ea3y ra v\u00e0o kho\u1ea3ng 2 gi\u1edd s\u00e1ng \u0111\u1ebfn 6 gi\u1edd s\u00e1ng.<\/p>\n
Gi\u1eefa bu\u1ed5i chi\u1ec1u: Th\u01b0\u1eddng x\u1ea3y ra v\u00e0o kho\u1ea3ng 1 gi\u1edd chi\u1ec1u \u0111\u1ebfn 4 gi\u1edd chi\u1ec1u.<\/p>\n
M\u1ed9t chuy\u1ebfn \u0111i \u0111\u01b0\u1eddng d\u00e0i b\u1eaft \u0111\u1ea7u v\u00e0o bu\u1ed5i s\u00e1ng v\u00e0 k\u00e9o d\u00e0i \u0111\u1ebfn \u0111\u1ea7u gi\u1edd chi\u1ec1u, ch\u1eb3ng h\u1ea1n t\u1eeb t\u00e1m gi\u1edd s\u00e1ng \u0111\u1ebfn hai gi\u1edd chi\u1ec1u, s\u1ebd ch\u1ea1m \u0111\u00fang v\u00e0o kho\u1ea3ng th\u1eddi gian d\u1ec5 b\u1ecb t\u1ed5n th\u01b0\u01a1ng v\u00e0o bu\u1ed5i chi\u1ec1u n\u00e0y. Do \u0111\u00f3, ng\u01b0\u1eddi ng\u1ed3i trong xe c\u00f3 th\u1ec3 \u0111ang ph\u1ea3i kh\u1ed5 s\u1edf kh\u00f4ng ch\u1ec9 v\u1edbi nh\u1eefng \u1ea3nh h\u01b0\u1edfng t\u00e2m l\u00fd c\u1ee7a vi\u1ec7c l\u00e1i xe m\u00e0 c\u00f2n c\u1ea3 c\u1ea3m gi\u00e1c bu\u1ed3n ng\u1ee7 ban ng\u00e0y ch\u1eafc ch\u1eafn s\u1ebd x\u1ea3y ra.<\/p>\n
S\u1ef1 ch\u1ed3ng ch\u00e9o n\u00e0y l\u00e0m t\u0103ng \u0111\u00e1ng k\u1ec3 t\u00ecnh tr\u1ea1ng m\u1ec7t m\u1ecfi. Khi s\u1ef1 bu\u1ed3n ng\u1ee7 sinh h\u1ecdc \u0111\u1ea1t \u0111\u1ec9nh, n\u00f3 l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i s\u1ef1 \u0111\u01a1n \u0111i\u1ec7u v\u00e0 thi\u1ebfu k\u00edch th\u00edch c\u1ee7a m\u00f4i tr\u01b0\u1eddng l\u00e1i xe, khi\u1ebfn vi\u1ec7c gi\u1eef t\u1ec9nh t\u00e1o tr\u1edf n\u00ean kh\u00f3 kh\u0103n h\u01a1n g\u1ea5p b\u1ed9i.<\/p>\n
C\u0169ng c\u00f3 nh\u1eefng nghi\u00ean c\u1ee9u m\u1edbi n\u1ed5i, m\u1eb7c d\u00f9 c\u00f2n h\u1ea1n ch\u1ebf, cho th\u1ea5y m\u00f4i tr\u01b0\u1eddng c\u01a1 h\u1ecdc c\u1ee7a ch\u00ednh chi\u1ebfc xe g\u00f3p ph\u1ea7n v\u00e0o s\u1ef1 th\u01b0 gi\u00e3n, ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t \u201cb\u00e0i h\u00e1t ru c\u01a1 h\u1ecdc.\u201d<\/p>\n
C\u1ee5 th\u1ec3, nh\u1eefng rung \u0111\u1ed9ng t\u1ea7n s\u1ed1 th\u1ea5p v\u00e0 ti\u1ebfng \u1ed3n nh\u1ecbp nh\u00e0ng do xe \u0111ang di chuy\u1ec3n t\u1ea1o ra c\u00f3 th\u1ec3 c\u00f3 t\u00e1c d\u1ee5ng xoa d\u1ecbu tinh t\u1ebf l\u00ean n\u00e3o b\u1ed9 v\u00e0 c\u01a1 th\u1ec3 con ng\u01b0\u1eddi. M\u1ed9t s\u1ed1 nghi\u00ean c\u1ee9u ch\u1ec9 ra nh\u1eefng rung \u0111\u1ed9ng tinh t\u1ebf, k\u00e9o d\u00e0i n\u00e0y, th\u01b0\u1eddng d\u01b0\u1edbi 10 Hz, ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t b\u00e0i h\u00e1t ru nh\u1eb9 nh\u00e0ng.<\/p>\n
Nh\u1eefng rung \u0111\u1ed9ng n\u00e0y \u0111\u01b0\u1ee3c c\u01a1 th\u1ec3 h\u1ea5p th\u1ee5, l\u00e0m d\u1ecbu h\u1ec7 th\u1ea7n kinh trung \u01b0\u01a1ng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 th\u00fac \u0111\u1ea9y s\u1ef1 th\u01b0 gi\u00e3n, cu\u1ed1i c\u00f9ng d\u1eabn \u0111\u1ebfn gi\u1ea3m s\u1ef1 t\u1ec9nh t\u00e1o v\u00e0 t\u0103ng c\u1ea3m gi\u00e1c bu\u1ed3n ng\u1ee7. M\u1eb7c d\u00f9 kh\u00f4ng ph\u1ea3i nguy\u00ean nh\u00e2n duy nh\u1ea5t, nh\u01b0ng t\u00e1c \u0111\u1ed9ng v\u1eadt l\u00fd n\u00e0y l\u1ea1i t\u1ea1o th\u00eam m\u1ed9t l\u1edbp v\u1ecf n\u1eefa cho m\u00f4i tr\u01b0\u1eddng, th\u00fac \u0111\u1ea9y s\u1ef1 m\u1ec7t m\u1ecfi. \u0110\u1ed1i v\u1edbi h\u00e0nh kh\u00e1ch, nh\u1eefng rung \u0111\u1ed9ng n\u00e0y l\u00fd t\u01b0\u1edfng cho vi\u1ec7c ng\u1ee7, nh\u01b0ng \u0111\u1ed1i v\u1edbi t\u00e0i x\u1ebf, n\u00f3 l\u00e0 m\u1ed9t m\u1ed1i nguy ti\u1ec1m t\u00e0ng.<\/p>\n
Cu\u1ed1i c\u00f9ng, y\u1ebfu t\u1ed1 th\u1ed1ng nh\u1ea5t c\u1ee7a t\u1ea5t c\u1ea3 nh\u1eefng l\u00fd do n\u00e0y l\u00e0 s\u1ef1 thi\u1ebfu h\u1ee5t tr\u1ea7m tr\u1ecdng c\u00e1c k\u00edch th\u00edch tinh th\u1ea7n c\u1ea7n thi\u1ebft. S\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa s\u1ef1 \u0111\u01a1n \u0111i\u1ec7u v\u1ec1 th\u1ecb gi\u00e1c (th\u00f4i mi\u00ean tr\u00ean \u0111\u01b0\u1eddng cao t\u1ed1c), c\u01a1n bu\u1ed3n ng\u1ee7 sinh h\u1ecdc \u0111\u1ec9nh \u0111i\u1ec3m v\u00e0 t\u00e1c d\u1ee5ng l\u00e0m d\u1ecbu c\u01a1 th\u1ec3 c\u1ee7a xe t\u1ea1o ra m\u1ed9t m\u00f4i tr\u01b0\u1eddng g\u1ea7n nh\u01b0 ho\u00e0n h\u1ea3o cho s\u1ef1 m\u1ec7t m\u1ecfi xu\u1ea5t hi\u1ec7n.<\/p>\n
Nh\u1eefng r\u1ee7i ro li\u00ean quan \u0111\u1ebfn t\u00ecnh tr\u1ea1ng m\u1ec7t m\u1ecfi khi l\u00e1i xe \u0111\u01b0\u1eddng d\u00e0i n\u00e0y r\u1ea5t nghi\u00eam tr\u1ecdng. L\u00e1i xe khi ng\u00e1i ng\u1ee7 ho\u1eb7c m\u1ea5t t\u1eadp trung l\u00e0 m\u1ed9t m\u1ed1i nguy hi\u1ec3m \u0111\u00e1ng k\u1ec3 \u0111\u1ed1i v\u1edbi an to\u00e0n c\u00f4ng c\u1ed9ng, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi vi\u1ec7c l\u00e1i xe khi say r\u01b0\u1ee3u v\u1ec1 m\u1eb7t nguy hi\u1ec3m.<\/p>\n
\u0110\u1ec3 b\u1ea3o \u0111\u1ea3m an to\u00e0n cho b\u1ea3n th\u00e2n v\u00e0 ng\u01b0\u1eddi kh\u00e1c, c\u00e1c chi\u1ebfn l\u01b0\u1ee3c \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb r\u1ea5t r\u00f5 r\u00e0ng v\u00e0 d\u1ef1a tr\u00ean b\u1eb1ng ch\u1ee9ng khoa h\u1ecdc:<\/p>\n
D\u1eebng l\u1ea1i sau m\u1ed7i hai gi\u1edd ho\u1eb7c sau m\u1ed7i 100 miles cho ph\u00e9p v\u1eadn \u0111\u1ed9ng th\u1ec3 ch\u1ea5t v\u00e0 ph\u1ee5c h\u1ed3i tinh th\u1ea7n. Vi\u1ec7c \u0111i b\u1ed9 ng\u1eafn ho\u1eb7c h\u00edt th\u1edf kh\u00f4ng kh\u00ed trong l\u00e0nh c\u00f3 th\u1ec3 ph\u00e1 v\u1ee1 tr\u1ea1ng th\u00e1i th\u00f4i mi\u00ean tr\u00ean \u0111\u01b0\u1eddng cao t\u1ed1c.<\/p>\n
Chia s\u1ebb tr\u00e1ch nhi\u1ec7m l\u00e1i xe l\u00e0 c\u00e1ch hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ec3 b\u1ea3o \u0111\u1ea3m t\u00e0i x\u1ebf \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c ngh\u1ec9 ng\u01a1i sau khi c\u1ea7m l\u00e1i sau m\u1ed9t ch\u1eb7ng d\u00e0i.<\/p>\n
Caffeine c\u00f3 t\u00e1c d\u1ee5ng t\u1ea1m th\u1eddi l\u00e0m t\u0103ng c\u01b0\u1eddng s\u1ef1 t\u1ec9nh t\u00e1o b\u1eb1ng c\u00e1ch ng\u0103n ch\u1eb7n c\u00e1c th\u1ee5 th\u1ec3 adenosine trong n\u00e3o, nh\u01b0ng kh\u00f4ng n\u00ean d\u1ef1a v\u00e0o ch\u1ea5t n\u00e0y \u0111\u1ec3 thay th\u1ebf gi\u1ea5c ng\u1ee7. N\u00f3 ch\u1ec9 n\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t bi\u1ec7n ph\u00e1p h\u1ed7 tr\u1ee3 t\u1ea1m th\u1eddi v\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c ti\u00eau th\u1ee5 \u0111\u1ee7 th\u1eddi gian \u0111\u1ec3 c\u00f3 hi\u1ec7u l\u1ef1c (kho\u1ea3ng 30 ph\u00fat).<\/p>\n
N\u1ebfu c\u00f3 th\u1ec3, d\u1eebng l\u1ea1i v\u00e0 ng\u1ee7 ng\u1eafn kho\u1ea3ng 20 ph\u00fat. Ng\u1ee7 ng\u1eafn l\u00e0 m\u1ed9t c\u00e1ch m\u1ea1nh m\u1ebd \u0111\u1ec3 l\u00e0m m\u1edbi s\u1ef1 t\u1ec9nh t\u00e1o, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong kho\u1ea3ng th\u1eddi gian d\u1ec5 b\u1ecb t\u1ed5n th\u01b0\u01a1ng v\u00e0o bu\u1ed5i chi\u1ec1u.<\/p>\n
N\u1ebfu b\u1ea1n ng\u00e1p, ch\u1edbp m\u1eaft th\u01b0\u1eddng xuy\u00ean, kh\u00f3 nh\u1edb \u0111\u01b0\u1ee3c v\u00e0i d\u1eb7m cu\u1ed1i c\u00f9ng b\u1ea1n \u0111i, ho\u1eb7c l\u00e1i xe l\u1ec7ch l\u00e0n, h\u00e3y t\u1eafp v\u00e0o l\u1ec1 ngay l\u1eadp t\u1ee9c. \u0110\u00e2y l\u00e0 nh\u1eefng d\u1ea5u hi\u1ec7u cho th\u1ea5y c\u01a1 th\u1ec3 b\u1ea1n \u0111\u00e3 \u0111\u1ea1t \u0111\u1ebfn gi\u1edbi h\u1ea1n.<\/p>\n
\u0110i\u1ec1u quan tr\u1ecdng l\u00e0, nh\u1eefng \u201cm\u1eb9o\u201d ph\u1ed5 bi\u1ebfn nh\u01b0 b\u1eadt radio li\u00ean t\u1ee5c, nhai k\u1eb9o cao su ho\u1eb7c h\u1ea1 c\u1eeda s\u1ed5 \u0111\u1ec3 \u0111\u00f3n gi\u00f3 l\u1ea1nh \u0111\u01b0\u1ee3c ch\u1ee9ng minh l\u00e0 kh\u00f4ng c\u00f3 t\u00e1c d\u1ee5ng l\u00e2u d\u00e0i ho\u1eb7c \u0111\u00e1ng tin c\u1eady trong vi\u1ec7c ch\u1ed1ng l\u1ea1i s\u1ef1 m\u1ec7t m\u1ecfi. Ch\u00fang ch\u1ec9 cung c\u1ea5p m\u1ed9t s\u1ef1 k\u00edch th\u00edch t\u1ea1m th\u1eddi, nhanh ch\u00f3ng b\u1ecb \u00e1p \u0111\u1ea3o b\u1edfi s\u1ef1 m\u1ec7t m\u1ecfi sinh h\u1ecdc v\u00e0 th\u00f4i mi\u00ean tr\u00ean \u0111\u01b0\u1eddng cao t\u1ed1c.<\/p>\n
Tuy nhi\u00ean, \u0111\u1ed1i v\u1edbi h\u00e0nh kh\u00e1ch, r\u1ee7i ro th\u01b0\u1eddng r\u1ea5t nh\u1ecf. H\u1ecd c\u00f3 th\u1ec3 t\u1eadn d\u1ee5ng m\u00f4i tr\u01b0\u1eddng th\u01b0 gi\u00e3n c\u1ee7a xe \u0111\u1ec3 ng\u1ee7, v\u00e0 \u0111au c\u1ed5 l\u00e0 h\u1eadu qu\u1ea3 duy nh\u1ea5t c\u1ee7a vi\u1ec7c ng\u1ee7 g\u1eadt tr\u00ean \u0111\u01b0\u1eddng. S\u1ef1 kh\u00e1c bi\u1ec7t n\u00e0y l\u00e0m n\u1ed5i b\u1eadt tr\u00e1ch nhi\u1ec7m n\u1eb7ng n\u1ec1 c\u1ee7a t\u00e0i x\u1ebf.<\/p>\n
T\u00f3m l\u1ea1i, vi\u1ec7c l\u00e1i xe \u0111\u01b0\u1eddng d\u00e0i l\u00e0 m\u1ed9t th\u00e1ch th\u1ee9c sinh h\u1ecdc v\u00e0 t\u00e2m l\u00fd. Hi\u1ec3u \u0111\u01b0\u1ee3c c\u00e1c c\u01a1 ch\u1ebf c\u01a1 b\u1ea3n n\u00e0y l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean \u0111\u1ec3 ch\u1ed1ng l\u1ea1i t\u00ecnh tr\u1ea1ng n\u00e0y m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 b\u1ea3o \u0111\u1ea3m cho m\u1ed9t h\u00e0nh tr\u00ecnh an to\u00e0n.<\/p>\n
The post C\u00e1ch tr\u00e1nh b\u1ecb \u2018th\u00f4i mi\u00ean tr\u00ean xa l\u1ed9\u2019<\/a> appeared first on Saigon Nh\u1ecf<\/a>.<\/p>\n \u00a0<\/p>","protected":false},"excerpt":{"rendered":" Trong m\u1ed9t l\u1ea7n g\u1eb7p g\u1ee1 b\u1ea1n b\u00e8, anh James Tr\u1ea7n c\u00f2n tr\u1ebb, n\u00ean \u0111\u01b0\u1ee3c m\u1ecdi ng\u01b0\u1eddi tin t\u01b0\u1edfng giao cho l\u00e0m t\u00e1i x\u1ebf cho chuy\u1ebfn roadtrip, nh\u01b0ng anh v\u1ed9i t\u1eeb ch\u1ed1i, v\u1edbi l\u00fd do \u201c\u0111i \u0111\u01b0\u1eddng local th\u00ec ok, nh\u01b0ng c\u1ee9 v\u00f4 xa l\u1ed9 l\u00e0 em hay bu\u1ed3n ng\u1ee7, m\u1ed7i l\u1ea7n \u0111i xa \u0111\u1ec1u ph\u1ea3i …<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[43],"tags":[],"class_list":["post-62343","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-health"],"_links":{"self":[{"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/posts\/62343","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/comments?post=62343"}],"version-history":[{"count":0,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/posts\/62343\/revisions"}],"wp:attachment":[{"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/media?parent=62343"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/categories?post=62343"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/tags?post=62343"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}