{"id":7215,"date":"2026-04-22T14:28:54","date_gmt":"2026-04-22T12:28:54","guid":{"rendered":"https:\/\/amaelle.life\/?p=7215"},"modified":"2026-04-23T00:44:19","modified_gmt":"2026-04-22T22:44:19","slug":"am-thanh-giong-nhu-tai-nghe-marshall-monitor-ii-anc-cua-lifestyle","status":"publish","type":"post","link":"https:\/\/amaelle.life\/vi\/ljud-som-livsstil-marshall-monitor-ii-anc\/","title":{"rendered":"\u00c2m thanh nh\u01b0 m\u1ed9t phong c\u00e1ch s\u1ed1ng \u2014 Marshall Monitor II ANC"},"content":{"rendered":"

\ud83c\udfa7 Th\u1ee9 N\u0103m C\u00f4ng Ngh\u1ec7: \u00c2m thanh nh\u01b0 m\u1ed9t phong c\u00e1ch s\u1ed1ng \u2014 C\u00f4ng ngh\u1ec7 ch\u1ed1ng \u1ed3n ch\u1ee7 \u0111\u1ed9ng (ANC) c\u1ee7a Marshall Monitor II, khoa h\u1ecdc v\u1ec1 decibel v\u00e0 ngh\u1ec7 thu\u1eadt b\u1ea3o v\u1ec7 t\u00e2m tr\u00ed m\u00e0 b\u1ea1n th\u01b0\u1eddng coi l\u00e0 \u0111i\u1ec1u hi\u1ec3n nhi\u00ean nh\u1ea5t.
<\/p>\n\n\n\n

Th\u1ee9 N\u0103m C\u00f4ng Ngh\u1ec7 \/ Cu\u1ed9c S\u1ed1ng Th\u00f4ng Minh<\/p>\n\n\n\n

C\u00f3 m\u1ed9t kho\u1ea3nh kh\u1eafc m\u00e0 t\u00f4i lu\u00f4n quay l\u1ea1i nh\u1edb \u0111\u1ebfn.<\/strong>
\u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t kho\u1ea3nh kh\u1eafc k\u1ecbch t\u00ednh. N\u00f3 nh\u1ecf b\u00e9, g\u1ea7n nh\u01b0 mang t\u00ednh nghi l\u1ec5. T\u00f4i ng\u1ed3i v\u00e0o b\u00e0n l\u00e0m vi\u1ec7c v\u00e0o s\u00e1ng s\u1edbm \u2014 ho\u1eb7c trong ph\u00f2ng thu v\u00e0o th\u1ee9 B\u1ea3y \u2014 c\u1ea7m tai nghe Marshall Monitor II ANC, \u0111eo v\u00e0o tai v\u00e0 nh\u1ea5n n\u00fat ph\u00e1t. V\u00e0 r\u1ed3i \u0111i\u1ec1u k\u1ef3 l\u1ea1 x\u1ea3y ra: th\u1ebf gi\u1edbi im l\u1eb7ng, \u00e2m nh\u1ea1c b\u1eaft \u0111\u1ea7u, v\u00e0 m\u1ecdi th\u1ee9 r\u1eddi r\u1ea1c v\u00e0 h\u1ed7n lo\u1ea1n trong \u0111\u1ea7u t\u00f4i l\u1eafng xu\u1ed1ng trong m\u1ed9t kho\u1ea3nh kh\u1eafc ch\u00ednh x\u00e1c. S\u1ef1 t\u1eadp trung kh\u00f4ng \u0111\u1ebfn t\u1eeb m\u1ed9t quy\u1ebft \u0111\u1ecbnh \u2014 m\u00e0 \u0111\u1ebfn t\u1eeb s\u1ef1 trao \u0111\u1ed5i h\u01a1i th\u1edf.
T\u00f4i \u0111\u00e3 \u0111eo chi\u1ebfc tai nghe n\u00e0y kh\u00e1 l\u00e2u r\u1ed3i. V\u00e0 b\u00e0i vi\u1ebft n\u00e0y kh\u00f4ng ph\u1ea3i l\u00e0 b\u00e0i \u0111\u00e1nh gi\u00e1 s\u1ea3n ph\u1ea9m th\u00f4ng th\u01b0\u1eddng. \u0110\u00e2y l\u00e0 c\u00e2u chuy\u1ec7n v\u1ec1 \u00e2m thanh, v\u1ec1 th\u00ednh gi\u00e1c, v\u1ec1 nh\u1eefng g\u00ec nghi\u00ean c\u1ee9u th\u1ef1c s\u1ef1 n\u00f3i v\u1ec1 nh\u1eefng g\u00ec ch\u00fang ta \u0111ang \u0111\u01b0a v\u00e0o tai m\u00ecnh \u2014 v\u00e0 t\u1ea1i sao ch\u00fang ta n\u00ean quan t\u00e2m nhi\u1ec1u h\u01a1n \u0111\u1ebfn s\u1ee9c kh\u1ecfe tinh th\u1ea7n c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n

T\u1eeb h\u1ed9p \u0111\u1ef1ng \u0111\u00e0n guitar \u0111\u1ebfn tai nghe \u2014 Di s\u1ea3n \u0111\u1ed9c \u0111\u00e1o c\u1ee7a Marshall<\/strong>
\u0110\u1ec3 hi\u1ec3u t\u1ea1i sao tai nghe Marshall l\u1ea1i mang \u0111\u1ebfn c\u1ea3m gi\u00e1c kh\u00e1c bi\u1ec7t tr\u00ean tai b\u1ea1n, b\u1ea1n c\u1ea7n bi\u1ebft ai l\u00e0 ng\u01b0\u1eddi \u0111\u00e3 ch\u1ebf t\u1ea1o ch\u00fang.
H\u00e3ng Marshall \u0111\u01b0\u1ee3c th\u00e0nh l\u1eadp n\u0103m 1962 t\u1ea1i London b\u1edfi Jim Marshall \u2013 m\u1ed9t tay tr\u1ed1ng \u0111\u00e3 m\u1edf m\u1ed9t c\u1eeda h\u00e0ng nh\u1ea1c c\u1ee5, v\u00e0 s\u1edbm nh\u1eadn ra r\u1eb1ng c\u00e1c ngh\u1ec7 s\u0129 guitar \u0111\u1ebfn c\u1eeda h\u00e0ng kh\u00f4ng t\u00ecm th\u1ea5y \u00e2m thanh h\u1ecd mong mu\u1ed1n \u1edf nh\u1eefng chi\u1ebfc ampli hi\u1ec7n c\u00f3. \u0110i\u1ec1u ti\u1ebfp theo \u0111\u00f3 \u0111\u00e3 \u0111i v\u00e0o l\u1ecbch s\u1eed \u00e2m nh\u1ea1c: nh\u1eefng chi\u1ebfc ampli Marshall \u0111\u1eddi \u0111\u1ea7u \u0111\u00e3 \u0111\u01b0\u1ee3c Jimi Hendrix, Eric Clapton, Pete Townshend v\u00e0 Jimmy Page s\u1eed d\u1ee5ng, v\u00e0 \u0111\u1ecbnh h\u00ecnh n\u00ean \u00e2m thanh m\u00e0 ch\u00fang ta li\u00ean t\u01b0\u1edfng \u0111\u1ebfn nh\u1ea1c rock ng\u00e0y nay.
Ampli Marshall \u0111\u00e3 t\u1ea1o n\u00ean \u00e2m thanh m\u1ea1nh m\u1ebd, vang d\u1ed9i, l\u1ea5p \u0111\u1ea7y c\u00e1c s\u00e2n v\u1eadn \u0111\u1ed9ng m\u00e0 ch\u00fang ta ng\u00e0y nay li\u00ean t\u01b0\u1edfng \u0111\u1ebfn nh\u1ea1c rock \u2014 v\u00e0 kh\u00f4ng ch\u1ec9 t\u1ea1o ra m\u1ed9t d\u1ea3i \u00e2m thanh m\u1edbi, m\u00e0 c\u00f2n l\u00e0 m\u1ed9t tr\u1ea3i nghi\u1ec7m h\u00f2a nh\u1ea1c ho\u00e0n to\u00e0n m\u1edbi.
Ch\u00ednh di s\u1ea3n \u0111\u00f3 \u0111\u01b0\u1ee3c ti\u1ebfp n\u1ed1i trong m\u1ecdi s\u1ea3n ph\u1ea9m mang logo Marshall m\u00e0u tr\u1eafng ng\u00e0y nay \u2014 bao g\u1ed3m c\u1ea3 Monitor II ANC. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 chi\u00eau tr\u00f2 ti\u1ebfp th\u1ecb. \u0110\u00f3 l\u00e0 s\u1ef1 kh\u00e9o l\u00e9o \u0111\u00edch th\u1ef1c trong tri\u1ebft l\u00fd nghe nh\u1ea1c \u0111\u00e3 c\u00f3 t\u1eeb h\u01a1n 60 n\u0103m tr\u01b0\u1edbc.<\/p>\n\n\n\n

T\u00ednh n\u0103ng th\u1ef1c s\u1ef1 c\u1ee7a Monitor II ANC \u2014 v\u00e0 l\u00fd do t\u1ea1i sao \u0111\u00e2y l\u00e0 c\u00f4ng ngh\u1ec7 th\u00f4ng minh.<\/strong>
Tai nghe Marshall Monitor II ANC \u0111\u01b0\u1ee3c trang b\u1ecb c\u1ee7 loa \u0111\u1ed9ng 40mm \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang, mang \u0111\u1ebfn \u00e2m cao s\u1eafc n\u00e9t, \u00e2m trung m\u1ea1nh m\u1ebd v\u00e0 \u00e2m tr\u1ea7m s\u00e2u l\u1eafng \u2014 c\u00e2n b\u1eb1ng v\u00e0 r\u00f5 r\u00e0ng \u1edf m\u1ecdi m\u1ee9c \u00e2m l\u01b0\u1ee3ng. Nh\u01b0ng \u0111i\u1ec1u khi\u1ebfn ch\u00fang tr\u1edf n\u00ean \u0111\u1eb7c bi\u1ec7t th\u00fa v\u1ecb t\u1eeb g\u00f3c nh\u00ecn c\u1ee7a m\u1ed9t cu\u1ed9c s\u1ed1ng th\u00f4ng minh ch\u00ednh l\u00e0 kh\u1ea3 n\u0103ng kh\u1eed ti\u1ebfng \u1ed3n ch\u1ee7 \u0111\u1ed9ng.
B\u1ed1n micro t\u00edch h\u1ee3p li\u00ean t\u1ee5c \u0111o \u00e2m thanh xung quanh v\u00e0 t\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh m\u1ee9c \u0111\u1ed9 kh\u1eed ti\u1ebfng \u1ed3n \u2014 \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 t\u1eadp trung v\u00e0o nh\u1eefng \u0111i\u1ec1u th\u1ef1c s\u1ef1 quan tr\u1ecdng. V\u00e0 th\u00f4ng qua \u1ee9ng d\u1ee5ng Marshall Bluetooth, b\u1ea1n c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t m\u1ee9c \u0111\u1ed9 \u00e2m thanh m\u00f4i tr\u01b0\u1eddng xung quanh m\u00e0 b\u1ea1n mu\u1ed1n nghe, v\u1edbi ch\u1ebf \u0111\u1ed9 trong su\u1ed1t t\u1eeb 0 \u0111\u1ebfn 100%. \u0110\u00f3 l\u00e0 m\u1ed9t \u0111i\u1ec3m c\u1ed9ng tuy\u1ec7t v\u1eddi: b\u1ea1n kh\u00f4ng ch\u1ec9 ch\u1ecdn nh\u1eefng g\u00ec b\u1ea1n nghe \u2014 m\u00e0 c\u00f2n ch\u1ecdn m\u1ee9c \u0111\u1ed9 b\u1ea1n mu\u1ed1n h\u00f2a m\u00ecnh v\u00e0o th\u1ebf gi\u1edbi, t\u1eebng kho\u1ea3nh kh\u1eafc m\u1ed9t.
Th\u1eddi l\u01b0\u1ee3ng pin l\u00e0 m\u1ed9t trong nh\u1eefng \u0111i\u1ec3m m\u1ea1nh c\u1ee7a tai nghe: l\u00ean \u0111\u1ebfn 45 gi\u1edd s\u1eed d\u1ee5ng kh\u00f4ng d\u00e2y m\u00e0 kh\u00f4ng c\u1ea7n k\u00edch ho\u1ea1t t\u00ednh n\u0103ng kh\u1eed ti\u1ebfng \u1ed3n, v\u00e0 30 gi\u1edd khi b\u1eadt t\u00ednh n\u0103ng n\u00e0y \u2014 ch\u00fang d\u01b0\u1eddng nh\u01b0 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u00e3i m\u00e3i.
Ch\u00fang c\u00f3 th\u1ec3 g\u1ea5p g\u1ecdn, \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o t\u1eeb v\u1eadt li\u1ec7u cao c\u1ea5p v\u00e0 tr\u00f4ng \u0111\u1ed9c \u0111\u00e1o m\u1ed9t c\u00e1ch tinh t\u1ebf \u2014 thanh l\u1ecbch ch\u1ee9 kh\u00f4ng ph\u00f4 tr\u01b0\u01a1ng, v\u1edbi v\u1ebb ngo\u00e0i l\u1ea5y c\u1ea3m h\u1ee9ng t\u1eeb phong c\u00e1ch retro, g\u1ee3i nh\u1edb \u0111\u1ebfn ch\u1ea5t li\u1ec7u da \u0111\u1eb7c tr\u01b0ng c\u1ee7a amply Marshall.
V\u00e0 gi\u1ed1ng nh\u01b0 nh\u1eefng chi\u1ebfc ampli ti\u1ec1n nhi\u1ec7m, ch\u00fang v\u1eabn gi\u1eef l\u1ea1i jack c\u1eafm 3.5mm \u2014 m\u1ed9t l\u1ef1a ch\u1ecdn nh\u1ecf nh\u01b0ng chu \u0111\u00e1o trong m\u1ed9t th\u1ebf gi\u1edbi ng\u00e0y c\u00e0ng h\u01b0\u1edbng \u0111\u1ebfn c\u00f4ng ngh\u1ec7 kh\u00f4ng d\u00e2y.<\/p>\n\n\n\n

Decibel \u2014 \u0111\u01a1n v\u1ecb \u0111o l\u01b0\u1eddng m\u00e0 ch\u00fang ta n\u00ean hi\u1ec3u, c\u0169ng nh\u01b0 calo v\u1eady.<\/strong>
Gi\u1edd \u0111\u1ebfn ph\u1ea7n m\u00e0 t\u00f4i cho l\u00e0 quan tr\u1ecdng kh\u00f4ng k\u00e9m g\u00ec vi\u1ec7c gi\u1edbi thi\u1ec7u chi\u1ebfc tai nghe.
Ch\u00fang ta \u0111o l\u01b0\u1eddng nh\u1eefng g\u00ec m\u00ecnh \u0103n. Ch\u00fang ta \u0111o l\u01b0\u1eddng gi\u1ea5c ng\u1ee7. Ch\u00fang ta \u0111o l\u01b0\u1eddng s\u1ed1 b\u01b0\u1edbc \u0111i, nh\u1ecbp tim v\u00e0 m\u1ee9c \u0111\u1ed9 c\u0103ng th\u1eb3ng. Nh\u01b0ng ch\u00fang ta c\u00f3 th\u01b0\u1eddng xuy\u00ean \u0111o l\u01b0\u1eddng nh\u1eefng g\u00ec m\u00ecnh nghe b\u1eb1ng tai kh\u00f4ng?
\u00c2m thanh \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng decibel (dB) \u2014 v\u00e0 \u0111i\u1ec1u quan tr\u1ecdng c\u1ea7n hi\u1ec3u l\u00e0 \u0111\u00e2y l\u00e0 thang \u0111o logarit. \u0110i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 n\u00f3 kh\u00f4ng tuy\u1ebfn t\u00ednh. S\u1ef1 t\u0103ng t\u1eeb 80 dB l\u00ean 90 dB kh\u00f4ng ch\u1ec9 l\u00e0 to h\u01a1n m\u1ed9t ch\u00fat \u2014 m\u00e0 n\u00f3 m\u1ea1nh h\u01a1n g\u1ea5p m\u01b0\u1eddi l\u1ea7n \u0111\u1ed1i v\u1edbi tai v\u00e0 c\u1ea3m gi\u00e1c to g\u1ea5p \u0111\u00f4i.
M\u1ed9t s\u1ed1 \u0111i\u1ec3m tham kh\u1ea3o c\u1ea7n ghi nh\u1edb:
\u2022 D\u01b0\u1edbi 70 dB \u2014 an to\u00e0n cho vi\u1ec7c ti\u1ebfp x\u00fac h\u00e0ng ng\u00e0y kh\u00f4ng gi\u1edbi h\u1ea1n (m\u1ed9t cu\u1ed9c tr\u00f2 chuy\u1ec7n th\u00f4ng th\u01b0\u1eddng \u1edf m\u1ee9c kho\u1ea3ng 60 dB)
\u2022 80\u201385 dB \u2014 v\u00f9ng ranh gi\u1edbi. T\u1ed5 ch\u1ee9c Y t\u1ebf Th\u1ebf gi\u1edbi (WHO) coi 80 dB l\u00e0 gi\u1edbi h\u1ea1n an to\u00e0n cho m\u1ed9t ng\u00e0y l\u00e0m vi\u1ec7c t\u00e1m ti\u1ebfng.
\u2022 100\u2013110 dB \u2014 m\u1ee9c \u00e2m l\u01b0\u1ee3ng t\u1ed1i \u0111a tr\u00ean h\u1ea7u h\u1ebft c\u00e1c thi\u1ebft b\u1ecb nghe c\u00e1 nh\u00e2n. \u1ede m\u1ee9c \u0111\u1ed9 n\u00e0y, t\u1ed5n th\u01b0\u01a1ng th\u00ednh gi\u00e1c c\u00f3 th\u1ec3 x\u1ea3y ra ch\u1ec9 trong n\u0103m ph\u00fat.
Tai nghe v\u00e0 tai nghe nh\u00e9t tai c\u00f3 th\u1ec3 \u0111\u1ea1t \u00e2m l\u01b0\u1ee3ng l\u00ean \u0111\u1ebfn 100 dB ho\u1eb7c h\u01a1n, v\u00ec v\u1eady m\u1ee9c \u00e2m l\u01b0\u1ee3ng an to\u00e0n l\u00e0 t\u1eeb 50 \u0111\u1ebfn 60% \u00e2m l\u01b0\u1ee3ng t\u1ed1i \u0111a.
V\u00e0 \u0111\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng l\u1eddi khuy\u00ean thi\u1ebft th\u1ef1c nh\u1ea5t b\u1ea1n c\u00f3 th\u1ec3 r\u00fat ra t\u1eeb b\u00e0i vi\u1ebft n\u00e0y: Gi\u1ea3m \u00e2m l\u01b0\u1ee3ng ch\u1ec9 3 decibel s\u1ebd gi\u1ea3m m\u1ed9t n\u1eeda nguy c\u01a1 t\u1ed5n th\u01b0\u01a1ng th\u00ednh gi\u00e1c. Ba decibel. Con s\u1ed1 n\u00e0y h\u1ea7u nh\u01b0 kh\u00f4ng th\u1ec3 nghe th\u1ea5y \u2013 nh\u01b0ng \u0111\u1ed1i v\u1edbi tai b\u1ea1n, n\u00f3 v\u00f4 c\u00f9ng quan tr\u1ecdng.<\/p>\n\n\n\n

Vi\u1ec7c l\u00e0m t\u1ed5n th\u01b0\u01a1ng th\u00ednh gi\u00e1c do s\u1eed d\u1ee5ng tai nghe th\u1ef1c s\u1ef1 ph\u1ed5 bi\u1ebfn \u0111\u1ebfn m\u1ee9c n\u00e0o?<\/strong>
T\u00ecnh tr\u1ea1ng n\u00e0y ph\u1ed5 bi\u1ebfn h\u01a1n ch\u00fang ta ngh\u0129, v\u00e0 \u0111ang ng\u00e0y c\u00e0ng gia t\u0103ng.
D\u1ef1a tr\u00ean c\u00e1c nghi\u00ean c\u1ee9u c\u1ee7a CDC, \u01b0\u1edbc t\u00ednh c\u00f3 \u00edt nh\u1ea5t 10 tri\u1ec7u ng\u01b0\u1eddi tr\u01b0\u1edfng th\u00e0nh d\u01b0\u1edbi 70 tu\u1ed5i \u1edf Hoa K\u1ef3 c\u00f3 d\u1ea5u hi\u1ec7u t\u1ed5n th\u01b0\u01a1ng th\u00ednh gi\u00e1c \u1edf m\u1ed9t ho\u1eb7c c\u1ea3 hai tai do ti\u1ebfp x\u00fac v\u1edbi ti\u1ebfng \u1ed3n l\u1edbn \u2014 v\u00e0 c\u00f3 th\u1ec3 l\u00ean \u0111\u1ebfn 40 tri\u1ec7u ng\u01b0\u1eddi, ho\u1eb7c 24% t\u1ed5ng s\u1ed1 ng\u01b0\u1eddi tr\u01b0\u1edfng th\u00e0nh d\u01b0\u1edbi 70 tu\u1ed5i.
T\u1ea1p ch\u00ed BMJ \u01b0\u1edbc t\u00ednh r\u1eb1ng h\u01a1n m\u1ed9t t\u1ef7 ng\u01b0\u1eddi tr\u1ebb tu\u1ed5i \u0111ang c\u00f3 nguy c\u01a1 b\u1ecb t\u1ed5n th\u01b0\u01a1ng th\u00ednh gi\u00e1c do ti\u1ebfng \u1ed3n, nh\u1eefng t\u1ed5n th\u01b0\u01a1ng n\u00e0y ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 ph\u00f2ng ng\u1eeba \u0111\u01b0\u1ee3c.
\u0110\u00e2y l\u00e0 th\u1ebf h\u1ec7 l\u1edbn l\u00ean v\u1edbi tai nghe nh\u00e9t tai, nghe nh\u1ea1c tr\u1ef1c tuy\u1ebfn 24\/7 v\u00e0 podcast nh\u01b0 nh\u1eefng b\u00e0i h\u00e1t ru. V\u00e0 ch\u1ee9ng suy gi\u1ea3m th\u00ednh l\u1ef1c di\u1ec5n ra \u00e2m th\u1ea7m \u2014 n\u00f3 t\u1eeb t\u1eeb x\u00e2m chi\u1ebfm b\u1ea1n, v\u00e0 \u0111\u1ebfn khi b\u1ea1n nh\u1eadn ra th\u00ec t\u1ed5n th\u01b0\u01a1ng \u0111\u00e3 x\u1ea3y ra r\u1ed3i.
Suy gi\u1ea3m th\u00ednh l\u1ef1c do ti\u1ebfng \u1ed3n (NIHL) l\u00e0 nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn th\u1ee9 hai g\u00e2y suy gi\u1ea3m th\u00ednh l\u1ef1c th\u1ea7n kinh gi\u00e1c quan sau suy gi\u1ea3m th\u00ednh l\u1ef1c do tu\u1ed5i t\u00e1c, v\u00e0 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kho\u1ea3ng 5% d\u00e2n s\u1ed1 th\u1ebf gi\u1edbi. <\/p>\n\n\n\n

Th\u1ee5y \u0110i\u1ec3n: M\u1ed9t qu\u1ea3 bom h\u1eb9n gi\u1edd v\u1ec1 s\u1ee9c kh\u1ecfe c\u1ed9ng \u0111\u1ed3ng m\u00e0 ch\u00fang ta kh\u00f4ng h\u1ec1 hay bi\u1ebft.<\/strong>
Ng\u01b0\u1eddi ta th\u01b0\u1eddng d\u1ec5 ngh\u0129 r\u1eb1ng suy gi\u1ea3m th\u00ednh l\u1ef1c ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ng\u01b0\u1eddi kh\u00e1c \u2014 ng\u01b0\u1eddi gi\u00e0, c\u00f4ng nh\u00e2n c\u00f4ng nghi\u1ec7p, ng\u01b0\u1eddi \u0111i xem h\u00f2a nh\u1ea1c. Nh\u01b0ng s\u1ed1 li\u1ec7u t\u1eeb Th\u1ee5y \u0110i\u1ec3n l\u1ea1i cho th\u1ea5y m\u1ed9t c\u00e2u chuy\u1ec7n kh\u00e1c.
Theo m\u1ed9t cu\u1ed9c kh\u1ea3o s\u00e1t m\u1edbi c\u1ee7a Novus do Hi\u1ec7p h\u1ed9i Qu\u1ed1c gia nh\u1eefng ng\u01b0\u1eddi khi\u1ebfm th\u00ednh Th\u1ee5y \u0110i\u1ec3n (HRF) \u1ee7y th\u00e1c, kho\u1ea3ng 1,7 tri\u1ec7u ng\u01b0\u1eddi \u1edf Th\u1ee5y \u0110i\u1ec3n b\u1ecb suy gi\u1ea3m th\u00ednh l\u1ef1c \u2014 t\u1ee9c l\u00e0 c\u1ee9 n\u0103m ng\u01b0\u1eddi tr\u01b0\u1edfng th\u00e0nh th\u00ec c\u00f3 m\u1ed9t ng\u01b0\u1eddi. Ch\u1ee7 t\u1ecbch HRF, Ulf Olsson, \u0111\u00e3 b\u00ecnh lu\u1eadn v\u1ec1 nh\u1eefng con s\u1ed1 n\u00e0y v\u1edbi l\u1eddi l\u1ebd: \u201c\u0110\u00e2y l\u00e0 m\u1ed9t qu\u1ea3 bom h\u1eb9n gi\u1edd \u0111\u1ed1i v\u1edbi s\u1ee9c kh\u1ecfe c\u1ed9ng \u0111\u1ed3ng.\u201d
M\u1eb7c d\u00f9 ch\u1ec9 c\u00f3 h\u01a1n 700.000 ng\u01b0\u1eddi cho bi\u1ebft h\u1ecd s\u1eed d\u1ee5ng m\u00e1y tr\u1ee3 th\u00ednh, nh\u01b0ng con s\u1ed1 th\u1ef1c t\u1ebf ph\u1ea3i l\u00ean t\u1edbi h\u01a1n m\u1ed9t tri\u1ec7u ng\u01b0\u1eddi \u2014 ngh\u0129a l\u00e0 h\u01a1n m\u1ed9t n\u1eeda s\u1ed1 ng\u01b0\u1eddi c\u1ea7n tr\u1ee3 gi\u00fap l\u1ea1i kh\u00f4ng c\u00f3 thi\u1ebft b\u1ecb n\u00e0y.
C\u00f2n th\u1eddi gian ch\u1edd \u0111\u1ee3i th\u00ec sao? T\u1ea1i 12 trong s\u1ed1 21 khu v\u1ef1c c\u1ee7a \u0111\u1ea5t n\u01b0\u1edbc, th\u1eddi gian ch\u1edd \u0111\u1ee3i \u0111\u1ec3 c\u00f3 m\u00e1y tr\u1ee3 th\u00ednh l\u00e0 t\u1eeb m\u1ed9t \u0111\u1ebfn ba n\u0103m. HRF m\u00f4 t\u1ea3 t\u00ecnh h\u00ecnh n\u00e0y l\u00e0 th\u1ea3m kh\u1ed1c \u2014 v\u00e0 l\u01b0u \u00fd r\u1eb1ng \u201ccu\u1ed9c kh\u1ee7ng ho\u1ea3ng trong ch\u0103m s\u00f3c th\u00ednh gi\u00e1c ng\u00e0y nay s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u0103m s\u00f3c ng\u01b0\u1eddi m\u1eafc ch\u1ee9ng m\u1ea5t tr\u00ed nh\u1edb trong t\u01b0\u01a1ng lai\u201d.\u201d
\u0110\u00f3 l\u00e0 m\u1ed9t c\u00e2u n\u00f3i d\u1ec5 nh\u1edb.
Gi\u1edbi tr\u1ebb Th\u1ee5y \u0110i\u1ec3n \u2014 m\u1ed9t th\u1ebf h\u1ec7 \u0111ang g\u1eb7p r\u1ee7i ro
Trong s\u1ed1 nh\u1eefng ng\u01b0\u1eddi tr\u1ebb tu\u1ed5i \u1edf Th\u1ee5y \u0110i\u1ec3n t\u1eeb 18 \u0111\u1ebfn 29 tu\u1ed5i, 35% ph\u1ee5 n\u1eef v\u00e0 30% nam gi\u1edbi cho bi\u1ebft h\u1ecd nghe nh\u1ea1c l\u1edbn m\u1ed7i ng\u00e0y. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t nh\u00f3m nh\u1ecf \u2014 m\u00e0 l\u00e0 c\u1ea3 m\u1ed9t th\u1ebf h\u1ec7 coi tai nghe nh\u01b0 m\u1ed9t ph\u1ea7n kh\u00f4ng th\u1ec3 thi\u1ebfu c\u1ee7a b\u1ea3n th\u00e2n.
Nghi\u00ean c\u1ee9u t\u1eeb \u0110\u1ea1i h\u1ecdc \u00d6rebro cho th\u1ea5y h\u00e0nh vi n\u00e0y \u0111\u00e3 \u0103n s\u00e2u v\u00e0o ti\u1ec1m th\u1ee9c nh\u01b0 th\u1ebf n\u00e0o. Gi\u1edbi tr\u1ebb nghe nh\u1ea1c ph\u1ea7n l\u1edbn th\u1eddi gian trong ng\u00e0y \u2014 th\u1eadm ch\u00ed m\u1ed9t s\u1ed1 c\u00f2n ng\u1ee7 v\u1edbi tai nghe trong tai. Vi\u1ec7c nghe nh\u1ea1c c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u t\u1eeb r\u1ea5t s\u1edbm, kho\u1ea3ng 8-9 tu\u1ed5i, v\u00e0 \u0111\u1ed1i v\u1edbi nhi\u1ec1u ng\u01b0\u1eddi, n\u00f3 chi\u1ebfm ph\u1ea7n l\u1edbn th\u1eddi gian trong ng\u00e0y.
Nh\u00e0 nghi\u00ean c\u1ee9u Iris Elmazoska t\u1ea1i \u0110\u1ea1i h\u1ecdc \u00d6rebro ch\u1ec9 ra r\u1eb1ng gi\u1edbi tr\u1ebb nh\u1eadn th\u1ee9c \u0111\u01b0\u1ee3c nh\u1eefng r\u1ee7i ro c\u1ee7a \u00e2m l\u01b0\u1ee3ng l\u1edbn \u2014 nh\u01b0ng h\u1ecd kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng hi\u1ec3u \u0111\u01b0\u1ee3c h\u1eadu qu\u1ea3 \u0111\u1ed1i v\u1edbi th\u00ednh gi\u00e1c. \u0110\u00e2y l\u00e0 m\u1ed9t s\u1ef1 kh\u00e1c bi\u1ec7t quan tr\u1ecdng: bi\u1ebft v\u00e0 hi\u1ec3u l\u00e0 hai \u0111i\u1ec1u ho\u00e0n to\u00e0n kh\u00e1c nhau.
M\u1ed9t nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean t\u1ea1p ch\u00ed L\u00e4kartidningen ch\u1ec9 ra r\u1eb1ng ng\u01b0\u1eddi tr\u1ebb c\u00f3 th\u1ec3 t\u0103ng \u00e2m l\u01b0\u1ee3ng tai nghe l\u00ean \u0111\u1ebfn 105 dB \u2014 m\u1ee9c v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n an to\u00e0n ch\u1ec9 sau v\u00e0i ph\u00fat. Trong s\u1ed1 kho\u1ea3ng m\u1ed9t tri\u1ec7u ng\u01b0\u1eddi Th\u1ee5y \u0110i\u1ec3n t\u1eeb 15 \u0111\u1ebfn 30 tu\u1ed5i ti\u1ebfp x\u00fac v\u1edbi \u00e2m nh\u1ea1c \u1edf m\u1ee9c \u0111\u1ed9 g\u00e2y h\u1ea1i th\u00ednh gi\u00e1c, nhi\u1ec1u ng\u01b0\u1eddi \u0111\u01b0\u1ee3c cho l\u00e0 \u0111\u00e3 ph\u00e1t tri\u1ec3n c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 th\u00ednh l\u1ef1c nh\u01b0ng ch\u01b0a bi\u1ec3u hi\u1ec7n ra ngo\u00e0i.
V\u00e0 tr\u00ean th\u1ecb tr\u01b0\u1eddng lao \u0111\u1ed9ng: theo Afa Insurance, ti\u1ebfng \u1ed3n l\u00e0 nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn th\u1ee9 ba g\u00e2y ra b\u1ec7nh ngh\u1ec1 nghi\u1ec7p \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn \u1edf Th\u1ee5y \u0110i\u1ec3n - v\u00e0 th\u01b0\u1eddng ph\u1ea3i m\u1ea5t v\u00e0i th\u1eadp k\u1ef7 th\u00ec t\u00e1c h\u1ea1i m\u1edbi tr\u1edf n\u00ean r\u00f5 r\u00e0ng. <\/p>\n\n\n\n

Nh\u1eefng nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y \u0111\u00e3 ti\u1ebft l\u1ed9 \u0111i\u1ec1u g\u00ec \u2014 v\u00e0 \u0111i\u1ec1u n\u00e0y n\u00ean thay \u0111\u1ed5i c\u00e1ch ch\u00fang ta nh\u00ecn nh\u1eadn v\u1ec1 ch\u0103m s\u00f3c th\u00ednh gi\u00e1c?<\/strong>
L\u00fd l\u1ebd \u0111\u00e1ng ng\u1ea1c nhi\u00ean nh\u1ea5t \u2014 v\u00e0 thuy\u1ebft ph\u1ee5c nh\u1ea5t \u2014 \u0111\u1ec3 coi tr\u1ecdng v\u1ea5n \u0111\u1ec1 th\u00ednh gi\u00e1c l\u1ea1i kh\u00f4ng ph\u1ea3i l\u00e0 b\u1ea3n th\u00e2n ti\u1ebfng \u1ed3n. M\u00e0 ch\u00ednh l\u00e0 nh\u1eefng t\u00e1c \u0111\u1ed9ng c\u1ee7a vi\u1ec7c m\u1ea5t th\u00ednh l\u1ef1c l\u00ean n\u00e3o b\u1ed9.
B\u00e1o c\u00e1o c\u1ee7a \u1ee6y ban Lancet n\u0103m 2024 \u0111\u00e3 x\u00e1c \u0111\u1ecbnh suy gi\u1ea3m th\u00ednh l\u1ef1c l\u00e0 y\u1ebfu t\u1ed1 nguy c\u01a1 c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh l\u1edbn nh\u1ea5t g\u00e2y ra ch\u1ee9ng m\u1ea5t tr\u00ed nh\u1edb \u1edf ng\u01b0\u1eddi tr\u01b0\u1edfng th\u00e0nh trung ni\u00ean. \u0110\u00f3 l\u00e0 m\u1ed9t tuy\u00ean b\u1ed1 \u0111\u00e1ng ch\u00fa \u00fd. Kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t trong s\u1ed1 nhi\u1ec1u y\u1ebfu t\u1ed1 \u2014 m\u00e0 l\u00e0 y\u1ebfu t\u1ed1 l\u1edbn nh\u1ea5t.
Nghi\u00ean c\u1ee9u t\u1eeb \u0110\u1ea1i h\u1ecdc Imperial College London cho th\u1ea5y r\u1eb1ng suy gi\u1ea3m th\u00ednh l\u1ef1c \u1edf \u0111\u1ed9 tu\u1ed5i trung ni\u00ean l\u00e0m t\u0103ng g\u1ea5p \u0111\u00f4i nguy c\u01a1 m\u1eafc ch\u1ee9ng m\u1ea5t tr\u00ed nh\u1edb - nhi\u1ec1u h\u01a1n b\u1ea5t k\u1ef3 y\u1ebfu t\u1ed1 \u0111\u01a1n l\u1ebb n\u00e0o kh\u00e1c.
V\u00e0 hi\u1ec7n nay \u0111\u00e3 c\u00f3 b\u1eb1ng ch\u1ee9ng c\u1ee5 th\u1ec3 cho th\u1ea5y vi\u1ec7c \u0111i\u1ec1u tr\u1ecb th\u1ef1c s\u1ef1 c\u00f3 hi\u1ec7u qu\u1ea3. Nghi\u00ean c\u1ee9u ACHIEVE \u2014 th\u1eed nghi\u1ec7m ng\u1eabu nhi\u00ean c\u00f3 \u0111\u1ed1i ch\u1ee9ng l\u1edbn nh\u1ea5t t\u1eeb tr\u01b0\u1edbc \u0111\u1ebfn nay v\u1ec1 m\u00e1y tr\u1ee3 th\u00ednh \u0111\u1ec3 gi\u1ea3m suy gi\u1ea3m nh\u1eadn th\u1ee9c \u2014 \u0111\u00e3 ph\u00e1t hi\u1ec7n ra r\u1eb1ng trong m\u1ed9t nh\u00f3m nh\u1ecf ng\u01b0\u1eddi l\u1edbn tu\u1ed5i b\u1ecb m\u1ea5t th\u00ednh l\u1ef1c v\u00e0 c\u00f3 nguy c\u01a1 suy gi\u1ea3m nh\u1eadn th\u1ee9c cao h\u01a1n, vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y tr\u1ee3 th\u00ednh trong ba n\u0103m \u0111\u00e3 gi\u1ea3m m\u1ed9t n\u1eeda m\u1ee9c \u0111\u1ed9 suy gi\u1ea3m nh\u1eadn th\u1ee9c.
M\u1ed9t nghi\u00ean c\u1ee9u d\u00e0i h\u1ea1n c\u1ee7a \u00dac theo d\u00f5i 1.846 ng\u01b0\u1eddi tham gia trong 12 n\u0103m cho th\u1ea5y vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y tr\u1ee3 th\u00ednh c\u00f3 li\u00ean quan \u0111\u1ebfn t\u1ef7 l\u1ec7 suy gi\u1ea3m nh\u1eadn th\u1ee9c th\u1ea5p h\u01a1n 19%.
T\u1ea1i sao? M\u1ed9t trong nh\u1eefng l\u1eddi gi\u1ea3i th\u00edch h\u00e0ng \u0111\u1ea7u l\u00e0 nh\u1eefng ng\u01b0\u1eddi b\u1ecb khi\u1ebfm th\u00ednh d\u00e0nh nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng nh\u1eadn th\u1ee9c h\u01a1n cho vi\u1ec7c nghe \u2014 v\u00e0 n\u0103ng l\u01b0\u1ee3ng \u0111\u00f3 \u0111\u01b0\u1ee3c l\u1ea5y \u0111i b\u1eb1ng c\u00e1ch hy sinh c\u00e1c ch\u1ee9c n\u0103ng nh\u1eadn th\u1ee9c kh\u00e1c. N\u00e3o b\u1ed9 ph\u1ea3i b\u00f9 \u0111\u1eafp, v\u00e0 \u0111i\u1ec1u \u0111\u00f3 ph\u1ea3i tr\u1ea3 gi\u00e1.<\/p>\n\n\n\n

V\u1eady ANC c\u00f3 li\u00ean quan g\u00ec \u0111\u1ebfn t\u1ea5t c\u1ea3 chuy\u1ec7n n\u00e0y?<\/strong>
Th\u1ef1c t\u1ebf, \u0111\u00f3 l\u00e0 m\u1ed9t m\u1ed1i li\u00ean h\u1ec7 tr\u1ef1c ti\u1ebfp \u2014 v\u00e0 l\u00e0 m\u1ed9t trong nh\u1eefng l\u00fd do thuy\u1ebft ph\u1ee5c nh\u1ea5t \u0111\u1ec3 l\u1ef1a ch\u1ecdn tai nghe ch\u1ed1ng \u1ed3n.
T\u1ed5 ch\u1ee9c Y t\u1ebf Th\u1ebf gi\u1edbi (WHO) \u0111\u1eb7c bi\u1ec7t khuy\u1ebfn ngh\u1ecb s\u1eed d\u1ee5ng tai nghe ch\u1ed1ng \u1ed3n v\u00e0 v\u1eeba v\u1eb7n \u0111\u1ec3 gi\u1ea3m thi\u1ec3u nhu c\u1ea7u t\u0103ng \u00e2m l\u01b0\u1ee3ng trong m\u00f4i tr\u01b0\u1eddng \u1ed3n \u00e0o.
\u0110\u00f3 l\u00e0 l\u00fd do \u0111\u1eb1ng sau c\u00f4ng ngh\u1ec7 kh\u1eed ti\u1ebfng \u1ed3n ch\u1ee7 \u0111\u1ed9ng (ANC) t\u1eeb g\u00f3c \u0111\u1ed9 s\u1ee9c kh\u1ecfe: thay v\u00ec t\u0103ng \u00e2m l\u01b0\u1ee3ng \u0111\u1ec3 \u00e1t \u0111i ti\u1ebfng \u1ed3n c\u1ee7a t\u00e0u \u0111i\u1ec7n ng\u1ea7m, t\u00e0u h\u1ecfa, qu\u00e1n c\u00e0 ph\u00ea hay kh\u00f4ng gian v\u0103n ph\u00f2ng m\u1edf \u2013 c\u00f4ng ngh\u1ec7 gi\u1ea3m ti\u1ebfng \u1ed3n cho ph\u00e9p b\u1ea1n nghe \u1edf m\u1ee9c \u00e2m l\u01b0\u1ee3ng th\u1ea5p h\u01a1n v\u00e0 an to\u00e0n h\u01a1n. B\u1ea1n kh\u00f4ng ph\u1ea3i \u0111ang t\u1ef1 c\u00f4 l\u1eadp m\u00ecnh kh\u1ecfi th\u1ebf gi\u1edbi \u0111\u1ec3 tr\u1edf n\u00ean xa l\u00e1nh x\u00e3 h\u1ed9i. B\u1ea1n \u0111ang b\u1ea3o v\u1ec7 c\u00e1c t\u1ebf b\u00e0o l\u00f4ng trong tai trong c\u1ee7a m\u00ecnh, nh\u1eefng t\u1ebf b\u00e0o n\u00e0y s\u1ebd kh\u00f4ng bao gi\u1edd m\u1ecdc l\u1ea1i m\u1ed9t khi \u0111\u00e3 b\u1ecb t\u1ed5n th\u01b0\u01a1ng.
Tai nghe Marshall Monitor II ANC l\u00e0m ch\u00ednh x\u00e1c \u0111i\u1ec1u \u0111\u00f3. N\u00f3 lo\u1ea1i b\u1ecf ti\u1ebfng \u1ed3n n\u1ec1n m\u00e0 n\u1ebfu kh\u00f4ng c\u00f3 n\u00f3 s\u1ebd bu\u1ed9c b\u1ea1n ph\u1ea3i t\u0103ng \u00e2m l\u01b0\u1ee3ng, v\u00e0 cho ph\u00e9p \u00e2m nh\u1ea1c \u0111\u1ebfn v\u1edbi b\u1ea1n theo c\u00e1ch b\u1ea1n mu\u1ed1n \u2014 \u1edf m\u1ee9c \u0111\u1ed9 nh\u1eb9 nh\u00e0ng h\u01a1n \u0111\u1ed1i v\u1edbi b\u1ed9 ph\u1eadn t\u1ea1o n\u00ean to\u00e0n b\u1ed9 tr\u1ea3i nghi\u1ec7m \u00e2m nh\u1ea1c.<\/p>\n\n\n\n

Nghe th\u00f4ng minh nh\u01b0 m\u1ed9t ph\u1ea7n c\u1ee7a cu\u1ed9c s\u1ed1ng th\u00f4ng minh.<\/strong>
Khi ch\u00fang ta n\u00f3i v\u1ec1 Cu\u1ed9c s\u1ed1ng Th\u00f4ng minh \u2014 \u0111i\u1ec1u m\u00e0 ch\u00fang ta v\u1eabn th\u01b0\u1eddng l\u00e0m v\u00e0o m\u1ed7i th\u1ee9 N\u0103m t\u1ea1i Amaelle Life \u2014 th\u00ec \u0111\u00f3 kh\u00f4ng ch\u1ec9 l\u00e0 v\u1ec1 c\u00e1c thi\u1ebft b\u1ecb v\u00e0 th\u1ee7 thu\u1eadt t\u0103ng n\u0103ng su\u1ea5t. \u0110\u00f3 c\u00f2n l\u00e0 v\u1ec1 nh\u1eefng l\u1ef1a ch\u1ecdn c\u00f3 suy ngh\u0129 trong c\u00e1ch ch\u00fang ta s\u1ed1ng chung v\u1edbi c\u00f4ng ngh\u1ec7 xung quanh m\u00ecnh.
M\u1ed9t s\u1ed1 nguy\u00ean t\u1eafc \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 \u00e1p d\u1ee5ng v\u00e0o cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y:
Nguy\u00ean t\u1eafc 60\/60. Gi\u1eef \u00e2m l\u01b0\u1ee3ng \u1edf m\u1ee9c t\u1ed1i \u0111a 60% v\u00e0 ngh\u1ec9 ng\u01a1i sau 60 ph\u00fat nghe li\u00ean t\u1ee5c. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 s\u1ef1 hy sinh \u2014 m\u00e0 l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn nh\u1ecf t\u00edch l\u0169y d\u1ea7n th\u00e0nh nhi\u1ec1u n\u0103m b\u1ea3o v\u1ec7 th\u00ednh gi\u00e1c.
Ki\u1ec3m tra b\u1eb1ng kho\u1ea3ng c\u00e1ch c\u00e1nh tay. Gi\u1eef tai nghe c\u00e1ch xa c\u00e1nh tay trong khi nh\u1ea1c \u0111ang ph\u00e1t. N\u1ebfu b\u1ea1n v\u1eabn nghe r\u00f5, c\u00f3 l\u1ebd \u00e2m l\u01b0\u1ee3ng qu\u00e1 l\u1edbn.
H\u00e3y l\u1eafng nghe nh\u1eefng d\u1ea5u hi\u1ec7u c\u1ea3nh b\u00e1o. \u00d9 tai sau khi nghe nh\u1ea1c (\u00f9 tai), \u00e2m thanh b\u1ecb b\u00f3p m\u00e9o, kh\u00f3 nghe c\u00e1c t\u1ea7n s\u1ed1 cao \u2014 \u0111\u00f3 l\u00e0 c\u00e1ch c\u01a1 th\u1ec3 b\u1ea1n b\u00e1o hi\u1ec7u r\u1eb1ng c\u00f3 \u0111i\u1ec1u g\u00ec \u0111\u00f3 kh\u00f4ng \u1ed5n.
H\u00e3y ch\u1ee7 \u0111\u1ed9ng s\u1eed d\u1ee5ng t\u00ednh n\u0103ng kh\u1eed ti\u1ebfng \u1ed3n (ANC). Kh\u1eed ti\u1ebfng \u1ed3n kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t th\u1ee9 xa x\u1ec9 \u2014 m\u00e0 l\u00e0 m\u1ed9t chi\u1ebfn l\u01b0\u1ee3c v\u00ec s\u1ee9c kh\u1ecfe.<\/p>\n\n\n\n

T\u00f3m l\u1ea1i: Th\u00ednh l\u1ef1c l\u00e0 m\u1ed9t trong nh\u1eefng v\u1ea5n \u0111\u1ec1 s\u1ee9c kh\u1ecfe th\u1ea7m l\u1eb7ng nh\u1ea5t m\u00e0 ch\u00fang ta \u0111ang ph\u1ea3i \u0111\u1ed1i m\u1eb7t.<\/strong>
Ch\u00fang ta th\u01b0\u1eddng n\u00f3i v\u1ec1 th\u00f3i quen \u0103n u\u1ed1ng, t\u1eadp th\u1ec3 d\u1ee5c, gi\u1ea5c ng\u1ee7, s\u1ee9c kh\u1ecfe tinh th\u1ea7n. Nh\u01b0ng th\u00ednh gi\u00e1c \u2014 gi\u00e1c quan k\u1ebft n\u1ed1i ch\u00fang ta v\u1edbi \u00e2m nh\u1ea1c, v\u1edbi nh\u1eefng cu\u1ed9c tr\u00f2 chuy\u1ec7n, v\u1edbi s\u1ef1 phong ph\u00fa c\u1ee7a th\u1ebf gi\u1edbi xung quanh \u2014 ch\u00fang ta h\u1ea7u nh\u01b0 lu\u00f4n coi l\u00e0 \u0111i\u1ec1u hi\u1ec3n nhi\u00ean cho \u0111\u1ebfn khi qu\u00e1 mu\u1ed9n.
T\u00f4i ch\u1ecdn tai nghe Marshall Monitor II ANC kh\u00f4ng ch\u1ec9 v\u00ec \u00e2m thanh tuy\u1ec7t v\u1eddi \u2014 qu\u1ea3 th\u1ef1c l\u00e0 v\u1eady \u2014 m\u00e0 c\u00f2n v\u00ec ch\u00fang th\u1ec3 hi\u1ec7n m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn tinh t\u1ebf \u0111\u1ed1i v\u1edbi \u00e2m thanh. \u0110\u00e2y l\u00e0 m\u1ed9t c\u1eb7p tai nghe c\u00f3 b\u1ec1 d\u00e0y l\u1ecbch s\u1eed, b\u1eaft ngu\u1ed3n t\u1eeb Jimi Hendrix v\u00e0 Clapton, t\u1eeb nh\u1eefng ph\u00f2ng h\u00f2a nh\u1ea1c v\u00e0 m\u1ed9t London nh\u1eefng n\u0103m 60 \u0111ang trong qu\u00e1 tr\u00ecnh t\u00e1i t\u1ea1o d\u00f2ng nh\u1ea1c rock. <\/p>\n\n\n\n

Nh\u01b0ng t\u00f4i v\u1eabn \u0111eo ch\u00fang, v\u00e0o m\u1ed9t bu\u1ed5i s\u00e1ng th\u1ee9 Ba, trong ph\u00f2ng thu c\u1ee7a m\u00ecnh, v\u1edbi \u00e2m l\u01b0\u1ee3ng \u1edf m\u1ee9c 55 ph\u1ea7n tr\u0103m \u2014 v\u00e0 \u0111\u00f4i tai c\u1ee7a t\u00f4i v\u1eabn c\u00f2n nguy\u00ean v\u1eb9n.
\u0110\u00f3 l\u00e0 cu\u1ed9c s\u1ed1ng th\u00f4ng minh.<\/p>\n\n\n\n