{"id":1292,"date":"2018-05-03T13:57:04","date_gmt":"2018-05-03T06:57:04","guid":{"rendered":"https:\/\/tapchidouong.com.vn\/?p=1292"},"modified":"2018-05-03T13:59:28","modified_gmt":"2018-05-03T06:59:28","slug":"cac-nghien-cuu-khoa-hoc-ve-bia-voi-suc-khoe","status":"publish","type":"post","link":"https:\/\/douongvietnam.net\/?p=1292","title":{"rendered":"C\u00e1c NGHI\u00caN C\u1ee8U KHOA H\u1eccC v\u1ec1 BIA V\u1edaI S\u1ee8C KH\u1eceE"},"content":{"rendered":"

Manfred Walzl<\/em><\/strong><\/p>\n

Handbook of Brewing Processes:\u00a0<\/em>Technology, Markets\u2026 Gemany<\/em><\/strong><\/p>\n

Bia – \u0111\u1ed3 u\u1ed1ng truy\u1ec1n th\u1ed1ng ph\u1ed5 bi\u1ebfn trong nhi\u1ec1u qu\u1ed1c gia tr\u00ean th\u1ebf gi\u1edbi . T\u1eeb xa x\u01b0a T\u1ed5 ti\u00ean ch\u00fang ta \u0111\u00e3 lu\u00f4n lu\u00f4n tin v\u00e0o t\u00e1c d\u1ee5ng t\u00edch c\u1ef1c c\u1ee7a bia t\u1edbi s\u1ee9c kh\u1ecfe \u0111\u1eddi s\u1ed1ng con ng\u01b0\u1eddi v\u00e0 k\u1ebft lu\u1eadn n\u00e0y \u0111\u00e3 len l\u1ecfi v\u00e0o r\u1ea5t nhi\u1ec1u c\u00e1c c\u00e2u ca dao, t\u1ee5c ng\u1eef. Ch\u1ec9 c\u00f3 m\u1ed9t \u0111i\u1ec1u r\u1eb1ng v\u00e0o th\u1eddi k\u1ef3 \u0111\u00f3 c\u00e1c “\u0111\u1eb7c t\u00ednh” t\u1ed1t n\u00e0y c\u1ee7a bia ch\u01b0a \u0111\u01b0\u1ee3c ch\u1ee9ng minh b\u1eb1ng c\u00e1c kh\u00e1m ph\u00e1 khoa h\u1ecdc th\u1ef1c s\u1ef1.<\/em><\/strong><\/p>\n

\"\"<\/p>\n

Hi\u1ec7n t\u1ea1i, \u0111\u00e3 c\u00f3 nh\u1eefng \u0111\u1ed5i thay trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, th\u1eadt s\u1ef1 kh\u00f4ng c\u00f3 nhi\u1ec1u lo\u1ea1i th\u1ef1c ph\u1ea9m l\u1ea1i c\u00f3 th\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c m\u1ed9t \u0111\u1ed9t ph\u00e1 l\u1edbn v\u1ec1 danh ti\u1ebfng nh\u01b0 bia. S\u1ea3n ph\u1ea9m t\u1ef1 nhi\u00ean n\u00e0y, v\u1ed1n \u0111\u00e3 c\u00f3 m\u1eb7t trong h\u00e0ng thi\u00ean ni\u00ean k\u1ef7 qua v\u00e0 \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t ch\u1ee7 \u0111\u1ec1 r\u1ea5t th\u00fa v\u1ecb trong c\u00e1c nghi\u00ean c\u1ee9u y h\u1ecdc v\u00e0 nh\u1eefng k\u1ebft qu\u1ea3 \u0111\u1ea7u ti\u00ean \u0111ang d\u1ea7n \u0111\u01b0\u1ee3c ho\u00e0n thi\u1ec7n. M\u1eb7c d\u00f9 c\u00e1c nghi\u00ean c\u1ee9u v\u1eabn \u0111ang \u1edf trong giai \u0111o\u1ea1n \u0111\u1ea7u ti\u00ean cho t\u1edbi hi\u1ec7n t\u1ea1i, c\u00f3 kho\u1ea3ng 3.500 nghi\u00ean c\u1ee9u khoa h\u1ecdc v\u1ec1 “Bia<\/strong><\/a>” \u0111\u00e3 \u0111\u01b0\u1ee3c xu\u1ea5t b\u1ea3n nh\u01b0ng \u0111\u00e3 \u0111em l\u1ea1i m\u1ed9t s\u1ed1 k\u1ebft qu\u1ea3\u00a0 r\u1ea5t \u0111\u00e1ng ch\u00fa \u00fd.<\/p>\n

C\u00c1C L\u1ee2I \u00cdCH \u0110\u00c1NG KINH NG\u1ea0C C\u1ee6A BIA<\/strong><\/p>\n

\"\"<\/p>\n

Bia \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh l\u00e0 l\u00e0m gi\u00e3n n\u1edf c\u00e1c \u0111\u1ed9ng m\u1ea1ch v\u00e0nh v\u00e0 c\u1ea3i thi\u1ec7n n\u1ed3ng \u0111\u1ed9 cholesterol trong m\u00e1u, ng\u0103n ch\u1eb7n c\u00e1c l\u01b0\u1ee3ng m\u1ee1 l\u1eafng \u0111\u1ecdng trong th\u00e0nh \u0111\u1ed9ng m\u1ea1ch trong (ch\u1ee9ng x\u01a1 v\u1eefa \u0111\u1ed9ng m\u1ea1ch) v\u00e0 do \u0111\u00f3 gi\u00fap tr\u00e1nh kh\u1ecfi b\u1ec7nh nh\u1ed3i m\u00e1u c\u01a1 tim. \u0110\u1ed1i v\u1edbi c\u00e1c chuy\u00ean gia ti\u1ebft ni\u1ec7u, bia l\u00e0 m\u1ed9t thu\u1ed1c ph\u00f2ng ng\u1eeba ch\u1ed1ng l\u1ea1i s\u1ef1 h\u00ecnh th\u00e0nh s\u1ecfi th\u1eadn. Nhi\u1ec1u nghi\u00ean c\u1ee9u \u0111\u00e3 cho th\u1ea5y, bia c\u00f3 ch\u1ee9a c\u00e1c ch\u1ea5t ph\u00f2ng ng\u1eeba ung th\u01b0. C\u1ea7n ph\u1ea3i nh\u1ea5n m\u1ea1nh r\u1eb1ng, t\u1ea5t c\u1ea3 c\u00e1c hi\u1ec7u \u1ee9ng t\u00edch c\u1ef1c c\u00f3 \u0111\u01b0\u1ee3c nh\u1edd v\u00e0o m\u1ed9t s\u1ed1 c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u bia n\u1ed3ng \u0111\u1ed9 th\u1ea5p v\u00e0 k\u1ec3 c\u1ea3 bia kh\u00f4ng c\u1ed3n \u0111\u1ec1u \u0111em l\u1ea1i c\u00e1c \u00edch l\u1ee3i v\u1ec1 s\u1ee9c kh\u1ecfe .<\/p>\n

Tuy nhi\u00ean, li\u1ec7u c\u00f3 ph\u1ea3i vi\u1ec7c ti\u00eau th\u1ee5 bia c\u00f3 ch\u1eebng m\u1ef1c \u0111\u00e3 \u0111em l\u1ea1i c\u00e1c \u00edch l\u1ee3i v\u1ec1 s\u1ee9c kh\u1ecfe cho ch\u00fang ta? C\u00e2u tr\u1ea3 l\u1eddi \u0111\u00e3 d\u1ea7n hi\u1ec7n l\u00ean, tuy ch\u1eadm nh\u01b0ng ch\u1eafc ch\u1eafn v\u00e0 \u0111\u00f3 l\u00e0 “\u0111\u00fang v\u1eady<\/strong><\/a>“. C\u00e1c d\u1eef li\u1ec7u t\u1ed5ng h\u1ee3p \u0111\u01b0\u1ee3c b\u1edfi c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0110\u1ee9c, M\u1ef9 v\u00e0 Nh\u1eadt B\u1ea3n, c\u00f9ng v\u1edbi m\u1ed9t s\u1ed1 n\u01b0\u1edbc kh\u00e1c, ch\u1ee9ng minh r\u1eb1ng vi\u1ec7c u\u1ed1ng m\u1ed9t l\u01b0\u1ee3ng bia \u0111i\u1ec1u \u0111\u1ed9 l\u00e0m gi\u1ea3m thi\u1ec3u nguy c\u01a1 b\u1ec7nh tim, \u0111\u1ed9t qu\u1ef5 v\u00e0 t\u0103ng tu\u1ed5i th\u1ecd. \u0110i\u1ec1u \u0111\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh, qua m\u1ed9t v\u00e0i c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u c\u1ee7a nh\u00e0 khoa h\u1ecdc \u0110\u1ee9c, khi h\u1ecd th\u1eed nghi\u1ec7m h\u01a1n 1.000 nam gi\u1edbi trong v\u00e0i n\u0103m. M\u1ee5c \u0111\u00edch c\u1ee7a c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u n\u00e0y l\u00e0 \u0111\u1ec3 x\u00e1c nh\u1eadn r\u1eb1ng, vi\u1ec7c ti\u00eau th\u1ee5 c\u1ed3n c\u00f3 ch\u1eebng m\u1ef1c c\u00f3 th\u1ec3 c\u00f3 hi\u1ec7u qu\u1ea3 t\u00edch c\u1ef1c t\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a ch\u1ee9ng x\u01a1 v\u1eefa \u0111\u1ed9ng m\u1ea1ch v\u00e0 c\u00e1c hi\u1ec3m nguy v\u1ec1 s\u1ee9c kh\u1ecfe c\u1ee7a n\u00f3 (nh\u01b0 ch\u1ee9ng \u0111au tim v\u00e0 \u0111\u1ed9t qu\u1ef5).<\/p>\n

K\u1ebft qu\u1ea3 c\u1ee7a nghi\u00ean c\u1ee9u n\u00e0y \u0111\u00e3 ch\u1ee9ng minh: vi\u1ec7c u\u1ed1ng bia c\u00f3 ch\u1eebng m\u1ef1c l\u00e0m gi\u1ea3m thi\u1ec3u nguy c\u01a1 b\u1ecb \u0111au tim. C\u00e1c d\u1eef li\u1ec7u n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn b\u1edfi m\u1ed9t b\u00e1o c\u00e1o th\u1ef1c hi\u1ec7n b\u1edfi nh\u00f3m nghi\u00ean c\u1ee9u c\u1ee7a tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc New South Wales c\u1ee7a \u00dac v\u1edbi m\u1ed9t k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u t\u01b0\u01a1ng t\u1ef1. So s\u00e1nh v\u1edbi c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng kh\u00f4ng u\u1ed1ng bia, r\u01b0\u1ee3u, t\u1ef7 l\u1ec7 b\u1ecb \u0111au tim trong nh\u00f3m u\u1ed1ng bia gi\u1ea3m \u0111i 50%. H\u01a1n th\u1ebf n\u1eefa, l\u1ee3i \u00edch v\u1ec1 tim m\u1ea1ch c\u1ee7a bia c\u00f3 hi\u1ec7u qu\u1ea3 t\u1edbi t\u1ea5t c\u1ea3 c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng nghi\u00ean c\u1ee9u b\u1ea5t k\u1ec3 tu\u1ed5i t\u00e1c, huy\u1ebft \u00e1p, t\u00ecnh tr\u1ea1ng s\u1ee9c kh\u1ecfe v\u00e0 c\u00e2n n\u1eb7ng c\u01a1 th\u1ec3.<\/p>\n

Do \u0111\u00f3, th\u00f4ng tin n\u00e0y \u0111\u1ea3m b\u1ea3o s\u1ebd \u0111em l\u1ea1i m\u1ed9t s\u1ef1 c\u1ed7 v\u0169 l\u1edbn cho nh\u1eefng ng\u01b0\u1eddi th\u00edch hay d\u00f9ng t\u1eeb m\u1ed9t \u0111\u1ebfn hai c\u1ed1c bia; u\u1ed1ng m\u1ed9t l\u00edt bia ho\u1eb7c n\u1eeda chai r\u01b0\u1ee3u vang gi\u00fap b\u1ed9 n\u00e3o ho\u1ea1t \u0111\u1ed9ng t\u1ed1t h\u01a1n, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed1i v\u1edbi ph\u1ee5 n\u1eef. M\u1ed9t s\u1ed1 nghi\u00ean c\u1ee9u \u0111\u00e3 cho th\u1ea5y nh\u1eefng ng\u01b0\u1eddi ch\u1ec9 u\u1ed1ng m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf bia v\u00e0 r\u01b0\u1ee3u vang c\u00f3 chu tr\u00ecnh suy ngh\u0129 nh\u1ea1y b\u00e9n h\u01a1n r\u1ea5t nhi\u1ec1u so v\u1edbi nh\u1eefng ng\u01b0\u1eddi ki\u00eang r\u01b0\u1ee3u.<\/p>\n

C\u00f3 r\u1ea5t nhi\u1ec1u nh\u00e0 nghi\u00ean c\u1ee9u cho th\u1ea5y c\u00e1c l\u1ee3i \u00edch tim m\u1ea1ch c\u1ee7a vi\u1ec7c u\u1ed1ng \u0111i\u1ec1u \u0111\u1ed9 c\u0169ng c\u00f3 th\u1ec3 g\u1eafn v\u1edbi c\u00e1c l\u1ee3i \u00edch nh\u1eadn th\u1ee9c b\u1edfi v\u00ec b\u1ec7nh tim m\u1ea1ch v\u00e0 ch\u1ee9ng suy gi\u1ea3m nh\u1eadn th\u1ee9c c\u00f3 chung nhi\u1ec1u y\u1ebfu t\u1ed1 nguy hi\u1ec3m. Th\u1ef1c v\u1eady, vi\u1ec7c s\u1eed d\u1ee5ng l\u01b0\u1ee3ng c\u1ed3n c\u00f3 ch\u1eebng m\u1ef1c l\u00e0m t\u0103ng s\u1ef1 trao \u0111\u1ed5i lipoprotein, do \u0111\u00f3 l\u00e0m gi\u1ea3m r\u1ee7i ro t\u1eed vong do b\u1ec7nh tim m\u1ea1ch.<\/p>\n

V\u00ec v\u1eady, m\u1ed9t c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u \u0111\u00e3 \u0111\u00e1nh gi\u00e1 m\u1ed1i li\u00ean h\u1ec7 gi\u1eefa vi\u1ec7c s\u1eed d\u1ee5ng r\u01b0\u1ee3u, bia v\u00e0 ch\u1ee9c n\u0103ng nh\u1eadn th\u1ee9c c\u1ee7a ph\u1ee5 n\u1eef l\u1edbn tu\u1ed5i, v\u00e0 \u0111\u00e3 ph\u00e1t hi\u1ec7n r\u1eb1ng, vi\u1ec7c s\u1eed d\u1ee5ng t\u1eeb m\u1ed9t t\u1edbi hai ly h\u00e0ng ng\u00e0y gi\u00fap nh\u1eadn th\u1ee9c t\u1ed1t h\u01a1n v\u00e0 \u00edt b\u1ecb gi\u1ea3m thi\u1ec3u nh\u1eadn th\u1ee9c h\u01a1n so v\u1edbi nh\u1eefng ng\u01b0\u1eddi kh\u00f4ng u\u1ed1ng. Nghi\u00ean c\u1ee9u n\u00e0y bao g\u1ed3m 12.480 ph\u1ee5 n\u1eef \u0111\u1ebfn t\u1eeb ch\u01b0\u01a1ng tr\u00ecnh Nghi\u00ean c\u1ee9u S\u1ee9c kh\u1ecfe Y t\u1ebf t\u1ea1i M\u1ef9, v\u1ed1n c\u00f3 kho\u1ea3ng 120.000 y t\u00e1 \u1edf \u0111\u1ed9 tu\u1ed5i t\u1eeb 30 t\u1edbi 35 \u0111\u00e3 \u0111\u0103ng k\u00fd khi nghi\u00ean c\u1ee9u b\u1eaft \u0111\u1ea7u t\u1eeb\u00a0 n\u0103m 1976. C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 s\u1eed d\u1ee5ng c\u00e1c nghi\u00ean c\u1ee9u v\u1ec1 l\u01b0\u1ee3ng bia, r\u01b0\u1ee3u s\u1eed d\u1ee5ng-v\u1ed1n l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a c\u00e1c b\u1ea3ng kh\u1ea3o s\u00e1t m\u1ed9t n\u0103m 2 l\u1ea7n-\u0111\u1ec3 ph\u00e2n lo\u1ea1i c\u00e1c ph\u1ee5 n\u1eef th\u00e0nh nh\u00f3m “kh\u00f4ng u\u1ed1ng r\u01b0\u1ee3u, bia”, “u\u1ed1ng t\u1eeb 1.0-14.9g c\u1ed3n” (m\u1ed9t ly m\u1ed9t ng\u00e0y) v\u00e0 “u\u1ed1ng t\u1eeb 15.0-30.0g” (u\u1ed1ng t\u1eeb hai ly m\u1ed9t ng\u00e0y). Ph\u1ee5 n\u1eef v\u1edbi xu h\u01b0\u1edbng u\u1ed1ng kh\u00f4ng \u1ed5n \u0111\u1ecbnh v\u00e0 u\u1ed1ng nhi\u1ec1u h\u01a1n 30g c\u1ed3n m\u1ed9t ng\u00e0y b\u1ecb lo\u1ea1i b\u1ecf. Nh\u01b0 m\u1ed9t th\u00f4ng l\u1ec7 th\u01b0\u1eddng th\u1ea5y trong khoa h\u1ecdc, c\u00e1c y\u1ebfu t\u1ed1 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng t\u1edbi ch\u1ee9c n\u0103ng nh\u1eadn th\u1ee9c v\u00e0 vi\u1ec7c u\u1ed1ng r\u01b0\u1ee3u, bao g\u1ed3m gi\u00e1o d\u1ee5c, c\u00e1c y\u1ebfu t\u1ed1 r\u1ee7i ro tim m\u1ea1ch, c\u00e1c ho\u1ea1t \u0111\u1ed9ng th\u00e2n th\u1ec3, ch\u1ec9 s\u1ed1 kh\u1ed1i l\u01b0\u1ee3ng c\u01a1 th\u1ec3, h\u00fat thu\u1ed1c, b\u1ea3ng \u0111i\u1ec3m s\u1ee9c kh\u1ecfe t\u00e2m th\u1ea7n, b\u1ea3ng \u0111i\u1ec3m gi\u1ea3m s\u00fat n\u0103ng l\u01b0\u1ee3ng, h\u1ed9i nh\u1eadp x\u00e3 h\u1ed9i v\u00e0 vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i thu\u1ed1c v\u00e0 c\u00e1c ch\u1ea5t protein, c\u0169ng \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh b\u1edfi c\u00e1c c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u khoa h\u1ecdc.<\/p>\n

\"\"<\/p>\n

C\u00e1c k\u1ebft qu\u1ea3 kh\u1ea3o s\u00e1t cho th\u1ea5y 51% ng\u01b0\u1eddi tham gia kh\u00f4ng u\u1ed1ng r\u01b0\u1ee3u bia, 44% u\u1ed1ng c\u00f3 ch\u1eebng m\u1ef1c v\u1edbi kho\u1ea3ng 1 ly m\u1ed9t ng\u00e0y v\u00e0 5% c\u00f3 m\u1ee9c \u0111\u1ed9 u\u1ed1ng cao h\u01a1n. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u nh\u1eadn th\u1ea5y nh\u00f3m u\u1ed1ng c\u00f3 ch\u1eebng m\u1ef1c c\u00f3 k\u1ebft qu\u1ea3 nh\u1eadn th\u1ee9c t\u1ed1t h\u01a1n nh\u00f3m kh\u00f4ng u\u1ed1ng. C\u00e1c r\u1ee7i ro t\u01b0\u01a1ng \u0111\u1ed1i v\u1ec1 vi\u1ec7c suy gi\u1ea3m nh\u1eadn th\u1ee9c gi\u1ea3m t\u1edbi 23% trong b\u00e0i ki\u1ec3m tra nh\u1eadn th\u1ee9c t\u1ed5ng h\u1ee3p v\u00e0 19% trong \u0111i\u1ec3m s\u1ed1 nh\u1eadn th\u1ee9c to\u00e0n c\u1ea7u. K\u1ebft qu\u1ea3 c\u1ee7a b\u00e0i ki\u1ec3m tra gi\u1ea3m thi\u1ec3u nh\u1eadn th\u1ee9c cho th\u1ea5y s\u1ef1 t\u01b0\u01a1ng t\u1ef1. V\u00ed d\u1ee5, trong b\u00e0i ki\u1ec3m tra v\u1ec1 nh\u1eadn th\u1ee9c t\u1ed5ng h\u1ee3p, r\u1ee7i ro c\u1ee7a vi\u1ec7c l\u00e0m suy gi\u1ea3m nh\u1eadn th\u1ee9c nghi\u00eam tr\u1ecdng trong kho\u1ea3ng th\u1eddi gian 2 n\u0103m \u0111\u00e3 cho th\u1ea5y s\u1ef1 c\u1ea3i thi\u1ec7n t\u1ed1t h\u01a1n 15%, so v\u1edbi nh\u00f3m kh\u00f4ng u\u1ed1ng. Ng\u01b0\u1ee3c l\u1ea1i, \u0111i\u1ec3m s\u1ed1 c\u1ee7a nh\u00f3m c\u00f3 m\u1ee9c \u0111\u1ed9 u\u1ed1ng cao h\u01a1n (1 ly 1 ng\u00e0y) kh\u00f4ng kh\u00e1c nhi\u1ec1u so v\u1edbi nh\u1eefng ng\u01b0\u1eddi kh\u00f4ng u\u1ed1ng. C\u00e1c t\u00e1c gi\u1ea3 k\u1ebft lu\u1eadn r\u1eb1ng: “d\u1eef li\u1ec7u g\u1ee3i \u00fd r\u1eb1ng m\u1ed9t ly r\u01b0\u1ee3u\/bia m\u1ed9t ng\u00e0y kh\u00f4ng l\u00e0m gi\u1ea3m ch\u1ee9c n\u0103ng nh\u1eadn th\u1ee9c v\u00e0 c\u00f3 th\u1ec3 th\u1ef1c s\u1ef1 l\u00e0m gi\u1ea3m nguy c\u01a1 gi\u1ea3m thi\u1ec3u nh\u1eadn th\u1ee9c”.<\/p>\n

N\u00f3i chung, bia d\u01b0\u1eddng nh\u01b0 c\u00f3 m\u1ed9t \u1ea3nh h\u01b0\u1edfng th\u00fa v\u1ecb l\u00ean c\u00e1c c\u1ea5u tr\u00fac th\u1ea7n kinh kh\u00e1c nhau. M\u1ed9t nghi\u00ean c\u1ee9u t\u01b0\u01a1ng \u0111\u1ed1i m\u1edbi \u0111\u00e3 \u0111i\u1ec1u tra ngay c\u1ea3 c\u00e1c \u1ea3nh h\u01b0\u1edfng t\u00edch c\u1ef1c c\u1ee7a xu h\u01b0\u1edbng u\u1ed1ng \u0111i\u1ec1u \u0111\u1ed9 th\u01b0\u1eddng xuy\u00ean \u0111\u1ed1i v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a b\u1ec7nh Parkinson.<\/p>\n

M\u1ed9t s\u1ed1 c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u li\u00ean quan t\u1edbi vi\u1ec7c s\u1eed d\u1ee5ng r\u01b0\u1ee3u, bia \u0111i\u1ec1u \u0111\u1ed9 v\u00e0 ch\u1ee9ng m\u1ea5t tr\u00ed tr\u00ean th\u1ebf gi\u1edbi, M\u1ef9, Nh\u1eadt B\u1ea3n, \u0110\u1ee9c, \u00dac, l\u00e0 gi\u1ed1ng nhau cho th\u1ea5y r\u00f5 s\u1ef1 suy gi\u1ea3m nguy c\u01a1 b\u1ecb r\u1ed1i lo\u1ea1n nh\u1eadn th\u1ee9c v\u00e0 ch\u1ee9ng m\u1ea5t tr\u00ed n\u1ebfu s\u1eed d\u1ee5ng bia c\u00f3 \u0111i\u1ec1u \u0111\u1ed9.<\/p>\n

Ch\u1ee9ng m\u1ea5t tr\u00ed ch\u1ee7 y\u1ebfu d\u1ef1a v\u00e0o hai s\u1ef1 ph\u00e1t tri\u1ec3n: b\u1ec7nh Alzheimers ho\u1eb7c ch\u1ee9ng x\u01a1 v\u1eefa \u0111\u1ed9ng m\u1ea1ch, v\u1ed1n l\u00e0m gi\u1ea3m thi\u1ec3u l\u01b0u l\u01b0\u1ee3ng m\u00e1u t\u1edbi b\u1ed9 n\u00e3o.<\/p>\n

Nh\u1eefng k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u v\u1ec1 vi\u1ec7c u\u1ed1ng bia c\u00f3 \u0111i\u1ec1u \u0111\u1ed9 kh\u00f4ng nh\u1eefng mang l\u1ea1i ni\u1ec1m vui trong cu\u1ed9c s\u1ed1ng m\u00e0 c\u00f2n g\u00f3p ph\u1ea7n gi\u1ea3m thi\u1ec3u b\u1ec7nh t\u1eadt, c\u1ea3i thi\u1ec7n s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi. <\/em><\/p>\n

C\u00e1c k\u1ebft qu\u1ea3 kh\u1ea3o s\u00e1t nghi\u00ean c\u1ee9u m\u1ed9t s\u1ed1 b\u1ec7nh c\u00f3 li\u00ean quan t\u1edbi chu tr\u00ecnh oxy h\u00f3a v\u00e0 c\u00e1c v\u1eadt ch\u1ea5t trong bia v\u00e0 r\u01b0\u1ee3u vang \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn nh\u01b0 l\u00e0 c\u00e1c ch\u1ea5t ch\u1ed1ng oxy h\u00f3a, \u0111\u01b0\u1ee3c cho l\u00e0 c\u00f3 m\u1ed9t \u1ea3nh h\u01b0\u1edfng ph\u00f2ng ng\u1eeba v\u00e0 t\u00edch c\u1ef1c. \u0110\u00e2y kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t gi\u1ea3 thi\u1ebft b\u1edfi \u0111\u00e3 c\u00f3 b\u1eb1ng ch\u1ee9ng c\u1ee5 th\u1ec3, \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn b\u1edfi 9 c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u \u0111o l\u01b0\u1eddng v\u1ec1 ch\u1ee9c n\u0103ng nh\u1eadn th\u1ee9c c\u1ee7a nh\u1eefng ng\u01b0\u1eddi u\u1ed1ng r\u01b0\u1ee3u, bia so s\u00e1nh v\u1edbi nh\u1eefng ng\u01b0\u1eddi ki\u00eang r\u01b0\u1ee3u, bia \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch v\u1edbi h\u01a1n 883 nam gi\u1edbi v\u00e0 ph\u1ee5 n\u1eef \u1edf tu\u1ed5i tr\u00ean 65. C\u00e1c k\u1ebft qu\u1ea3 cho th\u1ea5y c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng tham gia c\u00f3 s\u1eed d\u1ee5ng r\u01b0\u1ee3u, bia c\u00f3 \u0111i\u1ec3m s\u1ed1 trung gian t\u1ed1t h\u01a1n nhi\u1ec1u trong 7 tr\u00ean 9 b\u00e0i ki\u1ec3m tra nh\u1eadn th\u1ee9c v\u00e0 \u00edt b\u1ecb \u0111i\u1ec3m d\u01b0\u1edbi m\u1ee9c “cho ph\u00e9p” h\u01a1n so v\u1edbi nh\u1eefng ng\u01b0\u1eddi ki\u00eang kh\u00f4ng u\u1ed1ng.<\/p>\n

\u0110i\u1ec1u n\u00e0y d\u1eabn ch\u00fang ta tr\u1edf v\u1ec1 m\u1ed9t s\u1ef1 th\u1eadt m\u00e0 ch\u00fang ta \u0111\u00e3 bi\u1ebft \u0111\u1ebfn h\u00e0ng nhi\u1ec1u th\u1ec3 k\u1ef7 qua. T\u1ea1i Nh\u1eadt B\u1ea3n, c\u00f3 m\u1ed9t \u0111i\u1ec1u \u0111\u00e1ng ch\u00fa \u00fd r\u1eb1ng trong m\u1ed9t nh\u00f3m 2.000 ng\u01b0\u1eddi, nh\u1eefng ng\u01b0\u1eddi u\u1ed1ng bia \u0111i\u1ec1u \u0111\u1ed9 cho th\u1ea5y s\u1ef1 t\u0103ng l\u00ean v\u1ec1 \u0111i\u1ec3m tr\u00ed tu\u1ec7, \u0111\u00e0n \u00f4ng: kho\u1ea3ng 3,3 \u0111i\u1ec3m v\u00e0 ph\u1ee5 n\u1eef kho\u1ea3ng 2,5 \u0111i\u1ec3m.<\/p>\n

Vi\u1ec7c s\u1eed d\u1ee5ng c\u1ed3n \u0111i\u1ec1u \u0111\u1ed9 c\u00f3 th\u1ec3 kh\u00f4ng ch\u1ec9 c\u00f3 hi\u1ec7u qu\u1ea3 t\u00edch c\u1ef1c l\u00ean c\u1ea5u tr\u00fac t\u00e2m l\u00fd v\u00e0 t\u00e2m th\u1ea7n m\u00e0 c\u00f2n l\u00ean c\u1ea3 c\u00e1c \u0111i\u1ec1u ki\u1ec7n sinh l\u00fd. Vi\u1ec7n Qu\u1ed1c gia v\u1ec1 \u201cL\u1ea1m d\u1ee5ng v\u00e0 th\u1ef1c nghi\u1ec7m \u0110\u1ed3 u\u1ed1ng c\u00f3 c\u1ed3n\u201d \u0111\u00e3 xu\u1ea5t b\u1ea3n m\u1ed9t nghi\u00ean c\u1ee9u quan tr\u1ecdng v\u1ec1 vi\u1ec7c u\u1ed1ng bia, r\u01b0\u1ee3u t\u1ea1i M\u1ef9 v\u00e0 \u0111\u01b0\u1ee3c Vi\u1ec7n S\u1ee9c kh\u1ecfe Qu\u1ed1c gia s\u1eed d\u1ee5ng l\u00e0m \u00fd ki\u1ebfn ch\u00ednh th\u1ee9c v\u1ec1 c\u00e1c nguy c\u01a1 s\u1ee9c kh\u1ecfe v\u00e0 l\u1ee3i \u00edch ti\u1ec1m n\u0103ng c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng r\u01b0\u1ee3u bia c\u00f3 \u0111i\u1ec1u \u0111\u1ed9. Nghi\u00ean c\u1ee9u n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 h\u1ed7 tr\u1ee3 b\u1ea3n c\u1eadp nh\u1eadp n\u0103m 2005 c\u1ee7a B\u1ed9 N\u00f4ng nghi\u1ec7p M\u1ef9 v\u00e0 s\u00e1ch H\u01b0\u1edbng d\u1eabn Ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng c\u1ee7a B\u1ed9 D\u1ecbch v\u1ee5 S\u1ee9c kh\u1ecfe v\u00e0 Con ng\u01b0\u1eddi. B\u00e1o c\u00e1o \u0111\u00e3 n\u00eau ra v\u00e0i tuy\u00ean b\u1ed1 quan tr\u1ecdng. Theo \u0111\u00f3, kh\u00f4ng c\u00f3 m\u1ed9t nguy c\u01a1 n\u00e0o v\u1ec1 t\u00ecnh tr\u1ea1ng \u0111\u1ed9t qu\u1ef5 do thi\u1ebfu m\u00e1u c\u1ee5c b\u1ed9 g\u00e2y ra b\u1edfi vi\u1ec7c s\u1eed d\u1ee5ng r\u01b0\u1ee3u bia c\u00f3 \u0111i\u1ec1u \u0111\u1ed9, v\u00e0 vi\u1ec7c u\u1ed1ng r\u01b0\u1ee3u, bia \u0111em l\u1ea1i nhi\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi l\u1edbn tu\u1ed5i h\u01a1n v\u00e0 nh\u1eefng ng\u01b0\u1eddi kh\u00e1c c\u00f3 nguy c\u01a1 b\u1ecb \u0111\u1ed9t qu\u1ef5 v\u00e0 ho\u1eb7c b\u1ecb b\u1ec7nh tim.<\/p>\n

\u0110i\u1ec1u n\u00e0y t\u01b0\u01a1ng \u1ee9ng v\u1edbi m\u1ed9t th\u1eed nghi\u1ec7m m\u00e0 c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 ki\u1ec3m tra 3.176 \u0111\u1ed1i t\u01b0\u1ee3ng \u1edf \u0111\u1ed9 tu\u1ed5i trung b\u00ecnh 69 trong c\u00e1c n\u0103m t\u1eeb 1993 t\u1edbi 2001. Trong m\u1ed9t kho\u1ea3ng th\u1eddi giam theo d\u00f5i th\u00eam kho\u1ea3ng 6 n\u0103m, 190 ng\u01b0\u1eddi tham gia v\u00e0o nghi\u00ean c\u1ee9u tr\u1ea3i qua c\u01a1n \u0111\u1ed9t qu\u1ef5 \u0111\u1ea7u ti\u00ean; 172 ng\u01b0\u1eddi trong s\u1ed1 \u0111\u00f3 b\u1ecb \u0111\u1ed9t qu\u1ef5 b\u1edfi t\u1eafc \u0111\u01b0\u1eddng l\u01b0u th\u00f4ng m\u00e1u. Sau khi \u0111i\u1ec1u ch\u1ec9nh cho c\u00e1c y\u1ebfu t\u1ed1 r\u1ee7i ro kh\u00e1c, so s\u00e1nh v\u1edbi nh\u1eefng ng\u01b0\u1eddi kh\u00f4ng u\u1ed1ng r\u01b0\u1ee3u bia trong nh\u1eefng n\u0103m tr\u01b0\u1edbc \u0111\u00f3, nh\u1eefng ng\u01b0\u1eddi u\u1ed1ng \u0111i\u1ec1u \u0111\u1ed9 gi\u1ea3m nguy c\u01a1 b\u1ecb \u0111\u1ed9t qu\u1ef5 do thi\u1ebfu m\u00e1u c\u1ee5c b\u1ed9 t\u1edbi 33% v\u00e0 c\u00e1c b\u1ec7nh v\u1ec1 m\u1ea1ch m\u00e1u (bao g\u1ed3m \u0111\u1ed9t qu\u1ef5 do thi\u1ebfu m\u00e1u c\u1ee5c b\u1ed9, nh\u1ed3i m\u00e1u c\u01a1 tim hay t\u1eed vong li\u00ean quan t\u1edbi m\u1ea1ch m\u00e1u) t\u1edbi 26%.<\/p>\n

\"\"<\/p>\n

Vi\u1ec7c l\u1eafng \u0111\u1ecdng m\u1ee1 m\u00e1u v\u00e0o th\u00e0nh \u0111\u1ed9ng m\u1ea1ch l\u00e0 m\u1eaft x\u00edch quan tr\u1ecdng trong vi\u1ec7c h\u00ecnh th\u00e0nh b\u1ec7nh s\u01a1 v\u1eefa \u0111\u1ed9ng m\u1ea1ch. C\u1ed3n k\u00edch th\u00edch th\u1eadn l\u00e0m t\u0103ng l\u00ean vi\u1ec7c s\u1ea3n xu\u1ea5t c\u00e1c lipoproteins n\u1ed3ng \u0111\u1ed9 cao (“cholesterol t\u1ed1t”), v\u1ed1n ti\u00eau di\u1ec7t c\u00e1c \u0111\u1ed9ng m\u1ea1ch c\u00f3 lipoproteins n\u1ed3ng \u0111\u1ed9 th\u1ea5p (“cholesterol x\u1ea5u”). C\u00e1c nh\u00f3m mang t\u00ednh \u0111\u1ed9c h\u1ea1i kh\u00e1c, nh\u01b0 triglyceride v\u00e0 lipoprotein, c\u00f3 th\u1ec3 c\u0169ng ch\u1ecbu \u1ea3nh h\u01b0\u1edfng t\u00edch c\u1ef1c t\u1eeb vi\u1ec7c u\u1ed1ng r\u01b0\u1ee3u, bia \u0111i\u1ec1u \u0111\u1ed9. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 \u0111\u01b0a ra b\u1eb1ng ch\u1ee9ng cho quan \u0111i\u1ec3m n\u00e0y. M\u1ed9t trong c\u00e1c c\u00f4ng c\u1ee5 ch\u1ea9n \u0111o\u00e1n s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c c\u01a1n \u0111\u1ed9t qu\u1ef5 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng vi\u1ec7c \u0111o kh\u00e1m 460 ng\u01b0\u1eddi \u0111\u00e0n \u00f4ng b\u1eb1ng s\u00f3ng si\u00eau \u00e2m. C\u00e1c k\u1ebft qu\u1ea3 cho th\u1ea5y m\u1ed9t m\u1ed1i quan h\u1ec7 r\u00f5 r\u00e0ng gi\u1eefa vi\u1ec7c u\u1ed1ng, so s\u00e1nh v\u1edbi nh\u1eefng ng\u01b0\u1eddi ki\u00eang bia. \u0110i\u1ec1u n\u00e0y tr\u00e1i ng\u01b0\u1ee3c v\u1edbi nh\u00f3m u\u1ed1ng nhi\u1ec1u khi m\u00e0 h\u1ecd ch\u1ecbu nhi\u1ec1u r\u1ee7i ro h\u01a1n 278%.<\/p>\n

M\u00e1u c\u1ee5c l\u00e0 m\u1ed9t “h\u1eadu qu\u1ea3” c\u1ee7a m\u1ed9t c\u01a1n \u0111\u1ed9t qu\u1ef5 do thi\u1ebfu m\u00e1u c\u1ee5c b\u1ed9, ch\u00fang ng\u0103n c\u1ea3n vi\u1ec7c l\u01b0u th\u00f4ng m\u00e1u c\u00f3 ch\u1ee9a oxy v\u00e0 ch\u1ea5t dinh d\u01b0\u1ee1ng \u0111i t\u1edbi c\u00e1c m\u00f4. Nh\u01b0 ch\u00fang ta \u0111\u00e3 bi\u1ebft nguy c\u01a1 \u0111\u1ed9t qu\u1ef5 do xu\u1ea5t huy\u1ebfn b\u1ecb t\u0103ng l\u00ean n\u1ebfu u\u1ed1ng r\u01b0\u1ee3u qu\u00e1 nhi\u1ec1u.<\/p>\n

Homocysteine, m\u1ed9t lo\u1ea1i a-x\u00edt amino, khi b\u1ecb th\u1eeba th\u00e3i qu\u00e1 m\u1ee9c do c\u00e1c y\u1ebfu t\u1ed1 di truy\u1ec1n hay l\u1ed1i s\u1ed1ng, l\u1ea1i l\u00e0m khuy\u1ebfn kh\u00edch gia t\u0103ng m\u00e1u c\u1ee5c v\u00e0 c\u00f3 th\u1ec3 tr\u1ef1c ti\u1ebfp l\u00e0m t\u1ed5n th\u01b0\u01a1ng v\u00e0nh \u0111\u1ed9ng m\u1ea1ch v\u00e0nh. C\u00e1c a-x\u00edt folic b\u1ed5 sung c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i s\u1ef1 th\u1eeba th\u00e3i ch\u1ea5t homocysteine. Trong m\u1ed9t th\u1eed nghi\u1ec7m t\u01b0\u01a1ng \u0111\u1ed1i m\u1edbi, c\u00e1c c\u01a1n \u0111\u1ed9t qu\u1ef5 v\u00e0 t\u1ef7 l\u1ec7 t\u1eed vong gi\u1ea3m nhanh ch\u00f3ng t\u1ea1i M\u1ef9 v\u00e0 Canada sau khi vi\u1ec7c t\u0103ng c\u01b0\u1eddng a-x\u00edt folic trong c\u00e1c s\u1ea3n ph\u1ea9m ng\u0169 c\u1ed1c \u0111\u01b0\u1ee3c ho\u00e0n to\u00e0n \u00e1p d\u1ee5ng v\u00e0o n\u0103m 1998. \u0110\u1ed1i v\u1edbi c\u00e1c nghi\u00ean c\u1ee9u \u0111\u00e3 n\u00f3i \u0111\u1ebfn tr\u01b0\u1edbc \u0111\u00f3, t\u1ec9 l\u1ec7 t\u1eed vong do \u0111\u1ed9t qu\u1ef5 \u0111\u00e3 gi\u1ea3m t\u1ea1i M\u1ef9 c\u0169ng nh\u01b0 Canada t\u1eeb n\u0103m 1990 \u0111\u1ebfn 1997, nh\u01b0ng trong n\u0103m 1998, theo b\u00e1o c\u00e1o cho bi\u1ebft, \u0111\u00e3 b\u1eaft \u0111\u1ea7u c\u00f3 m\u1ed9t s\u1ef1 s\u1ee5t gi\u1ea3m m\u1ea1nh. T\u1ea1i M\u1ef9, vi\u1ec7c suy gi\u1ea3m t\u1ef7 l\u1ec7 t\u1eed vong h\u00e0ng n\u0103m trong giai \u0111o\u1ea1n \u0111\u1ea7u \u0111\u1ea1t 0,3%, trong khi \u0111\u1ea7u n\u0103m 1998, t\u1ef7 l\u1ec7 l\u00e0 2,9%. C\u00e1c k\u1ebft qu\u1ea3 t\u01b0\u01a1ng t\u1ef1 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y \u1edf Canada, c\u00e1c ph\u00e2n t\u00edch t\u00ednh nh\u1ea1y c\u1ea3m g\u1ee3i \u00fd r\u1eb1ng c\u00e1c xu h\u01b0\u1edbng n\u00e0y c\u00f3 th\u1ec3 kh\u00f4ng ph\u1ea3i do c\u00e1c thay \u0111\u1ed5i v\u1ec1 c\u00e1c y\u1ebfu t\u1ed1 r\u1ee7i ro g\u00e2y \u0111\u1ed9t qu\u1ef5 m\u00e0 l\u00e0 do s\u1ef1 t\u0103ng c\u01b0\u1eddng a-x\u00edt folic v\u1ed1n \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y ch\u1ee7 y\u1ebfu trong bia (b\u00ean c\u1ea1nh c\u00e0 chua v\u00e0 rau s\u00fap-l\u01a1)-theo b\u00e1o c\u00e1o c\u1ee7a Caroline Walker cho bi\u1ebft.<\/p>\n

Ch\u1ee9ng t\u0103ng huy\u1ebft \u00e1p, m\u1ed9t ch\u1ee9ng r\u1ed1i lo\u1ea1n th\u1ea7m l\u1eb7ng, c\u00f3 th\u1ec3 g\u00e2y t\u00e0n t\u1eadt v\u00e0 t\u1eed vong cho ng\u01b0\u1eddi b\u1ec7nh, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n b\u1eb1ng vi\u1ec7c u\u1ed1ng bia \u0111i\u1ec1u \u0111\u1ed9.<\/p>\n

M\u1ed7i m\u1ed9t y\u1ebfu t\u1ed1 n\u00e0y v\u00e0 nhi\u1ec1u y\u1ebfu t\u1ed1 kh\u00e1c, c\u00f3 th\u1ec3 d\u1eabn t\u1edbi m\u1ed9t s\u1ef1 suy gi\u1ea3m ch\u1ee9c n\u0103ng nh\u1eadn th\u1ee9c ho\u1eb7c gi\u1ea3m l\u01b0\u1ee3ng l\u01b0u th\u00f4ng m\u00e1u. C\u00e1c k\u1ebft qu\u1ea3 ch\u1ee5p c\u1ed9ng h\u01b0\u1edfng t\u1eeb t\u00ednh l\u00e2m s\u00e0ng n\u00e3o b\u1ed9 v\u1ec1 c\u00e1c thay \u0111\u1ed5i v\u1ec1 ch\u1ea5t tr\u1eafng, c\u00e1c ch\u1ee9ng nh\u1ed3i m\u00e1u nh\u1ecf v\u00e0 ph\u00ecnh t\u00e2m th\u1ea5t ho\u1eb7c ph\u00ecnh n\u1ebfp g\u1ea5p tr\u00ean b\u1ec1 m\u1eb7t n\u00e3o; l\u00e0 s\u1ef1 chu\u1ea9n \u0111o\u00e1n r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 \u0111\u01b0\u1ee3c r\u1ee7i ro ti\u1ec1m t\u00e0ng c\u1ee7a c\u00e1c c\u01a1n \u0111\u1ed9t qu\u1ef5 v\u00e0\/ho\u1eb7c ch\u1ee9ng m\u1ea5t tr\u00ed \u1edf ng\u01b0\u1eddi l\u1edbn tu\u1ed5i. \u0110\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c m\u1ed1i quan h\u1ec7 gi\u1eefa c\u1ed3n v\u00e0 c\u00e1c k\u1ebft q\u1ee7a chu\u1ed7i c\u1ed9ng h\u01b0\u1edfng t\u1eeb t\u00ednh l\u00e2m s\u00e0ng n\u00e3o b\u1ed9, s\u1ef1 li\u00ean k\u1ebft gi\u1eefa vi\u1ec7c ti\u00eau th\u1ee5 c\u1ed3n v\u1edbi c\u00e1c th\u01b0\u01a1ng t\u1ed5n n\u00e3o kh\u00e1c nhau \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111em ra nghi\u00ean c\u1ee9u. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 ch\u1ec9 r\u00f5 quan h\u1ec7 \u0111\u1ed3 th\u1ecb h\u00ecnh ch\u1eef J hay U gi\u1eefa c\u1ed3n v\u00e0 c\u00e1c t\u1ed5n th\u01b0\u01a1ng.<\/p>\n

Th\u00eam v\u00e0o \u0111\u00f3, theo m\u1ed9t quan \u0111i\u1ec3m kh\u00e1 m\u1edbi, ti\u00eau th\u1ee5 Bia \u0111i\u1ec1u \u0111\u1ed9 c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t th\u1eed th\u00e1ch \u0111\u1ed1i v\u1edbi vi\u1ec7c gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 x\u00e3 h\u1ed9i li\u00ean quan t\u1edbi ng\u01b0\u1eddi cao tu\u1ed5i. Trong b\u00e1o c\u00e1o \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n ch\u1ee7 y\u1ebfu b\u1edfi Gi\u00e1o s\u01b0, Ti\u1ebfn s\u0129 Jan Snel t\u1eeb tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc Amsterdam, k\u1ebft qu\u1ea3 cho th\u1ea5y ng\u01b0\u1eddi u\u1ed1ng \u0111i\u1ec1u \u0111\u1ed9 h\u1ea1nh ph\u00fac h\u01a1n, \u00edt c\u00f3 xu h\u01b0\u1edbng t\u1ef1 t\u1eed, \u00edt ph\u00e0n n\u00e0n v\u1ec1 s\u1ee9c kh\u1ecfe, \u00edt ngh\u1ec9 \u1ed1m v\u00e0 \u0111i vi\u1ec7n h\u01a1n.<\/p>\n

Ch\u00fang ta c\u00f3 th\u1ec3 th\u1ea5y r\u00f5 r\u1eb1ng, ph\u1ea7n l\u1edbn ng\u01b0\u1eddi u\u1ed1ng r\u01b0\u1ee3u, bia \u0111\u1ec3 th\u01b0\u1edfng th\u1ee9c. C\u00e1c kh\u1ea3o s\u00e1t cho bi\u1ebft 60% ng\u01b0\u1eddi u\u1ed1ng trong c\u00e1c b\u1eefa ti\u1ec7c-v\u1ed1n \u00edt x\u1ea3y ra trong nh\u00f3m ng\u01b0\u1eddi l\u1edbn tu\u1ed5i- v\u00e0 40% u\u1ed1ng \u0111\u1ec3 th\u01b0 gi\u00e3n. N\u00f3i c\u00e1ch kh\u00e1c, ni\u1ec1m vui th\u00edch (k\u00edch th\u00edch c\u00e1c gi\u00e1c quan) l\u00e0 y\u1ebfu t\u1ed1 th\u01b0\u1eddng g\u1eb7p \u0111\u1ec3 m\u1ecdi ng\u01b0\u1eddi s\u1eed d\u1ee5ng c\u00e1c s\u1ea3n ph\u1ea9m nh\u1ea5t \u0111\u1ecbnh ho\u1eb7c th\u1ef1c hi\u1ec7n m\u1ed9t v\u00e0i ho\u1ea1t \u0111\u1ed9ng n\u00e0o \u0111\u00f3. V\u00ec v\u1eady, c\u00e2u h\u1ecfi \u0111\u1eb7t ra l\u00e0 li\u1ec7u c\u00f3 ph\u1ea3i s\u1ef1 th\u00edch th\u00fa \u0111\u01b0\u1ee3c th\u01b0\u1edfng th\u1ee9c m\u1ed9t ly r\u01b0\u1ee3u, bia, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 c\u1ed3n c\u00f3 th\u1ec3 l\u00e0 nguy\u00ean nh\u00e2n ch\u00ednh cho c\u00e1c t\u00e1c \u0111\u1ed9ng \u1ea3nh h\u01b0\u1edfng l\u00ean s\u1ee9c kh\u1ecfe c\u01a1 th\u1ec3, t\u00e2m th\u1ea7n. \u0110\u00e1ng ti\u1ebfc l\u00e0 c\u00e1c b\u1eb1ng ch\u1ee9ng v\u1ec1 kh\u00eda c\u1ea1nh n\u00e0y c\u1ee7a \u0111\u1ed3 u\u1ed1ng c\u00f3 c\u1ed3n l\u00e0 r\u1ea5t khan hi\u1ebfm; th\u1ef1c t\u1ebf th\u00ec m\u1ecdi ng\u01b0\u1eddi c\u00f3 nhi\u1ec1u hi\u1ec3u bi\u1ebft h\u01a1n v\u1ec1 hi\u1ec7u qu\u1ea3 c\u1ee7a vi\u1ec7c th\u01b0\u1edfng th\u1ee9c s\u1ef1 h\u00e0i h\u01b0\u1edbc, s\u1ef1 th\u01b0 gi\u00e3n v\u00e0 \u00e2m nh\u1ea1c.<\/p>\n

Theo Jan Snel, c\u00e1c k\u1ebft qu\u1ea3 cho th\u1ea5y s\u1ef1 h\u00e0i h\u01b0\u1edbc v\u00e0 \u00e2m nh\u1ea1c l\u00e0m t\u0103ng h\u1ec7 mi\u1ec5n d\u1ecbch, gi\u1ea3m stress v\u00e0 gi\u00fap m\u1ecdi ng\u01b0\u1eddi th\u01b0 gi\u00e3n. C\u00e1c ho\u1ea1t \u0111\u1ed9ng l\u00fac nh\u00e0n r\u1ed7i gi\u00fap l\u00e0m t\u0103ng s\u1ee9c kh\u1ecfe t\u00e2m l\u00fd, t\u00e2m tr\u1ea1ng v\u00e0 s\u1ef1 th\u1ecfa m\u00e3n c\u00f4ng vi\u1ec7c. Vi\u1ec7c n\u00e2ng cao tinh th\u1ea7n h\u00e0ng ng\u00e0y t\u0103ng c\u01b0\u1eddng h\u1ec7 th\u1ed1ng mi\u1ec5n d\u1ecbch, gi\u00fap cho t\u00e2m l\u00fd \u0111\u01b0\u1ee3c c\u00e2n b\u1eb1ng v\u00e0 l\u00e0 m\u1ed9t li\u1ec1u thu\u1ed1c gi\u1ea3m c\u00e1c c\u0103ng th\u1eb3ng h\u00e0ng ng\u00e0y. Tuy nhi\u00ean, vi\u1ec7c th\u01b0\u1edfng th\u1ee9c m\u1ed9t ly r\u01b0\u1ee3u, bia l\u00e0 m\u1ed9t s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c y\u1ebfu t\u1ed1 \u0111\u00f3-sau c\u00f9ng th\u00ec \u0111\u00f3 c\u0169ng l\u00e0 m\u1ed9t h\u00e0nh \u0111\u1ed9ng d\u1ec5 ch\u1ecbu, th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n v\u1edbi b\u1ea1n b\u00e8, trong th\u1eddi gian r\u1ed7i, v\u00e0 th\u01b0\u1eddng \u0111i c\u00f9ng s\u1ef1 h\u00e0i h\u01b0\u1edbc v\u00e0 n\u1ee5 c\u01b0\u1eddi. M\u1ecdi ng\u01b0\u1eddi c\u00f3 th\u1ec3 n\u00f3i r\u1eb1ng, m\u1ed9t cu\u1ed9c \u0111\u1eddi ch\u1ee9a \u0111\u1ef1ng nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0y l\u00e0 m\u1ed9t phong c\u00e1ch s\u1ed1ng vui v\u1ebb-v\u1edbi h\u1ea1nh ph\u00fac l\u00e0 \u0111i\u1ec3m c\u1ed1t l\u00f5i.<\/p>\n

\"\"<\/p>\n

\u0110\u1ecbnh ngh\u0129a v\u1ec1 phong c\u00e1ch li\u00ean quan t\u1edbi s\u1ee9c kh\u1ecfe kh\u00e1 kh\u00e1c bi\u1ec7t gi\u1eefa nh\u1eefng nh\u00e0 d\u1ecbch t\u1ec5 h\u1ecdc v\u00e0 c\u00e1c \u0111\u1ecbnh ngh\u0129a kh\u00e1c \u0111\u01b0\u1ee3c d\u00f9ng h\u00e0ng ng\u00e0y. C\u00e1c \u0111\u1ecbnh ngh\u0129a \u0111\u01b0\u1ee3c \u0111\u1eb7t ra d\u1ef1a tr\u00ean b\u1ec7nh t\u1eadt. M\u1ed9t v\u00ed d\u1ee5 nh\u1eb9 nh\u00e0ng? M\u1ed9t l\u1ed1i s\u1ed1ng li\u00ean quan t\u1edbi c\u00e1c c\u01a1n \u0111\u1ed9t qu\u1ef5 v\u00e0 b\u1ec7nh tim m\u1ea1ch bao g\u1ed3m c\u00e1c y\u1ebfu t\u1ed1 r\u1ee7i ro nh\u01b0 b\u1ec7nh ti\u1ec3u \u0111\u01b0\u1eddng, l\u01b0\u1eddi ho\u1ea1t \u0111\u1ed9ng th\u1ec3 ch\u1ea5t, h\u00fat thu\u1ed1c, \u0103n nhi\u1ec1u ch\u1ea5t b\u00e9o ho\u1eb7c m\u1ed9t cu\u1ed9c s\u1ed1ng b\u1eadn r\u1ed9n ho\u1eb7c kh\u00f4ng quy lu\u1eadt. \u0110\u1ec3 gi\u1ea3m thi\u1ec3u nguy c\u01a1 b\u1ecb b\u1ec7nh tim m\u1ea1ch, vi\u1ec7c thay \u0111\u1ed5i th\u00e1i \u0111\u1ed9 v\u00e0 phong c\u00e1ch s\u1ed1ng l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft.<\/p>\n

Theo Gi\u00e1o s\u01b0 Snel, c\u00e1c y\u1ebfu t\u1ed1 t\u1ea1o ra s\u1ee9c kh\u1ecfe t\u1ed1t v\u00e0 gi\u00fap cho m\u1ecdi ng\u01b0\u1eddi t\u0103ng c\u01b0\u1eddng c\u00e1c y\u1ebfu t\u1ed1 n\u00e2ng cao s\u1ee9c kh\u1ecfe n\u00e0y b\u1eb1ng vi\u1ec7c t\u00e2n h\u01b0\u1edfng cu\u1ed9c s\u1ed1ng b\u1eb1ng vi\u1ec7c u\u1ed1ng m\u1ed9t ly r\u01b0\u1ee3u, bia, th\u01b0 gi\u00e3n, g\u1eb7p m\u1eb7t b\u1ea1n b\u00e8, c\u00f3 s\u1edf th\u00edch n\u00e0o \u0111\u00f3, \u0103n \u1edf ngo\u00e0i v\u00e0 \u0111i du l\u1ecbch? Theo l\u00fd do n\u00e0y, th\u1ef1c s\u1ef1 l\u00f4-gic \u0111\u1ec3 gi\u1ea3 d\u1ee5 r\u1eb1ng nh\u1eefng ng\u01b0\u1eddi u\u1ed1ng r\u01b0\u1ee3u \u0111\u1ec3 h\u01b0\u1edfng th\u1ee5 n\u00ean \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i kh\u00e1c v\u1edbi nh\u1eefng ng\u01b0\u1eddi u\u1ed1ng r\u01b0\u1ee3u, bia \u0111\u1ec3 l\u00e0m v\u01a1i \u0111i c\u00e1c n\u1ed7i bu\u1ed3n c\u1ee7a h\u1ecd. Th\u1ef1c v\u1eady, m\u1ed9t nghi\u00ean c\u1ee9u quy m\u00f4 l\u1edbn cho th\u1ea5y s\u1ef1 kh\u00e1c bi\u1ec7t: nh\u1eefng ng\u01b0\u1eddi t\u1eeb 50-60 tu\u1ed5i \u0111\u01b0\u1ee3c theo d\u00f5i trong 13 n\u0103m; 2,5% s\u1ed1 ng\u01b0\u1eddi u\u1ed1ng \u0111i\u1ec1u \u0111\u1ed9 ch\u1ebft b\u1ec7nh tim m\u1ea1ch v\u00e0nh so v\u1edbi 3,4% s\u1ed1 ng\u01b0\u1eddi kh\u00f4ng u\u1ed1ng v\u00e0 5,6% s\u1ed1 ng\u01b0\u1eddi g\u1eb7p v\u1ea5n \u0111\u1ec1 v\u1ec1 u\u1ed1ng r\u01b0\u1ee3u. C\u00e1c s\u1ef1 kh\u00e1c bi\u1ec7t t\u01b0\u01a1ng t\u1ef1 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y \u0111\u1ed1i v\u1edbi ch\u1ee9ng \u0111\u1ed9t qu\u1ef5, ung th\u01b0, tai n\u1ea1n, s\u1ef1 hung d\u1eef v\u00e0 t\u1ed9i \u00e1c.<\/p>\n

C\u00e1c t\u00e1c \u0111\u1ed9ng c\u1ee7a vi\u1ec7c s\u1eed d\u1ee5ng bia, r\u01b0\u1ee3u c\u00f3 t\u00e1c d\u1ee5ng l\u1edbn h\u01a1n khi c\u00e1c nghi\u00ean c\u1ee9u t\u1eadp trung \u0111\u1ebfn nh\u1eefng ng\u01b0\u1eddi u\u1ed1ng \u0111\u1ec3 th\u01b0\u1edfng th\u1ee9c. Hy v\u1ecdng r\u1eb1ng, t\u01b0\u01a1ng lai s\u1ebd cho ch\u00fang ta th\u1ea5y nhi\u1ec1u h\u01a1n c\u00e1c th\u1eed nghi\u1ec7m nh\u01b0 v\u1eady.<\/p>\n

\u0110\u1ec1 c\u1eadp \u0111\u1ebfn t\u1ea5t c\u1ea3 c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y, m\u1ed9t v\u1ea5n \u0111\u1ec1 quan tr\u1ecdng v\u1eabn c\u00f2n t\u1ed3n t\u1ea1i, m\u1eb7c d\u00f9 nhi\u1ec1u c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u tr\u00ean th\u1ebf gi\u1edbi \u0111\u00e3 x\u00e1c nh\u1eadn r\u1eb1ng, u\u1ed1ng bia r\u01b0\u1ee3u \u0111i\u1ec1u \u0111\u1ed9 c\u00f3 l\u1ee3i cho s\u1ee9c kh\u1ecfe. Tuy nhi\u00ean \u0111\u1ec3 \u0111\u01b0\u1ee3c kh\u1eb3ng \u0111\u1ecbnh c\u1ea7n c\u00f3 th\u00eam nhi\u1ec1u s\u1ed1 li\u1ec7u khoa h\u1ecdc ch\u1ee9ng minh v\u1ec1 m\u1eb7t b\u1ea3n ch\u1ea5t chuy\u1ec3n h\u00f3a, \u1ea3nh h\u01b0\u1edfng c\u1ee7a c\u00e1c ngu\u1ed3n dinh d\u01b0\u1ee1ng trong bia \u0111\u1ed1i v\u1edbi c\u01a1 th\u1ec3 con ng\u01b0\u1eddi c\u0169ng nh\u01b0 t\u00e1c \u0111\u1ed9ng c\u1ee7a n\u00f3 \u0111\u1ebfn s\u1ef1 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00e1c vi sinh v\u1eadt c\u00f3 l\u1ee3i v\u00e0 c\u00f3 h\u1ea1i\u2026 t\u1ea5t c\u1ea3 c\u00e1c kh\u00eda c\u1ea1nh minh ch\u1ee9ng \u0111\u00f3, kh\u1eb3ng \u0111\u1ecbnh \u201cu\u1ed1ng bia \u0111i\u1ec1u \u0111\u1ed9 s\u1ebd c\u1ea3i thi\u1ec7n s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi\u201d trong hi\u1ec7n t\u1ea1i v\u00e0 t\u01b0\u01a1ng lai.<\/em><\/p>\n

Ng\u01b0\u1eddi gi\u1edbi thi\u1ec7u: TH.S. NGUY\u1ec4N THU NGA<\/strong><\/p>\n

PH\u00d2NG K\u1ef8 THU\u1eacT \u2013 HABECO<\/strong><\/p>\n

Bi\u00ean t\u1eadp:\u00a0\u00a0 PGS.TS TR\u01af\u01a0NG TH\u1eca H\u00d2A<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

Manfred Walzl Handbook of Brewing Processes:\u00a0Technology, Markets\u2026 Gemany Bia – \u0111\u1ed3 u\u1ed1ng truy\u1ec1n th\u1ed1ng ph\u1ed5 bi\u1ebfn trong nhi\u1ec1u qu\u1ed1c gia tr\u00ean th\u1ebf gi\u1edbi . T\u1eeb xa x\u01b0a T\u1ed5 ti\u00ean ch\u00fang ta \u0111\u00e3 lu\u00f4n lu\u00f4n tin v\u00e0o t\u00e1c d\u1ee5ng t\u00edch c\u1ef1c c\u1ee7a bia t\u1edbi s\u1ee9c kh\u1ecfe \u0111\u1eddi s\u1ed1ng con ng\u01b0\u1eddi v\u00e0 k\u1ebft lu\u1eadn n\u00e0y \u0111\u00e3 len […]<\/p>\n","protected":false},"author":4,"featured_media":1296,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jnews-multi-image_gallery":[],"jnews_single_post":[],"jnews_primary_category":[],"jnews_override_counter":[],"footnotes":""},"categories":[2,16],"tags":[314,313],"class_list":["post-1292","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-do-uong-va-suc-khoe","category-tieu-diem","tag-bia-co-tot-cho-suc-khoe","tag-cac-nghien-cuu-khoa-hoc-ve-bia-voi-suc-khoe"],"_links":{"self":[{"href":"https:\/\/douongvietnam.net\/index.php?rest_route=\/wp\/v2\/posts\/1292","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/douongvietnam.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/douongvietnam.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/douongvietnam.net\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/douongvietnam.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1292"}],"version-history":[{"count":3,"href":"https:\/\/douongvietnam.net\/index.php?rest_route=\/wp\/v2\/posts\/1292\/revisions"}],"predecessor-version":[{"id":1300,"href":"https:\/\/douongvietnam.net\/index.php?rest_route=\/wp\/v2\/posts\/1292\/revisions\/1300"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/douongvietnam.net\/index.php?rest_route=\/wp\/v2\/media\/1296"}],"wp:attachment":[{"href":"https:\/\/douongvietnam.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1292"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/douongvietnam.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1292"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/douongvietnam.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1292"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}