Theo m\u1ed9t nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y, u\u1ed1ng c\u00e0 ph\u00ea v\u00e0o bu\u1ed5i t\u1ed1i khi\u1ebfn m\u1ed9t s\u1ed1 ng\u01b0\u1eddi c\u00f3 h\u00e0nh vi b\u1ed1c \u0111\u1ed3ng.<\/p>\n
C\u00e1c nh\u00e0 khoa h\u1ecdc t\u1ea1i \u0111\u1ea1i h\u1ecdc University of Texas \u1edf El Paso nghi\u00ean c\u1ee9u c\u00e1ch th\u1eddi \u0111i\u1ec3m dung n\u1ea1p caffeine \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn n\u00e3o b\u1ed9, v\u00e0 ph\u00e1t hi\u1ec7n c\u1ee7a h\u1ecd, \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean iScience, cho th\u1ea5y vi\u1ec7c u\u1ed1ng c\u00e0 ph\u00ea v\u00e0o cu\u1ed1i ng\u00e0y, \u0111\u1eb7c bi\u1ec7t v\u00e0o ban \u0111\u00eam, s\u1ebd g\u00e2y ra nh\u1eefng t\u00e1c \u0111\u1ed9ng \u0111\u1ed9c \u0111\u00e1o v\u00e0 b\u1ea5t ng\u1edd \u0111\u1ebfn h\u00e0nh vi.<\/p>\n
M\u1eb7c d\u00f9 nhi\u1ec1u ng\u01b0\u1eddi th\u01b0\u1eddng u\u1ed1ng m\u1ed9t t\u00e1ch c\u00e0 ph\u00ea bu\u1ed5i s\u00e1ng \u0111\u1ec3 b\u1eaft \u0111\u1ea7u ng\u00e0y m\u1edbi, nh\u01b0ng t\u00e1c \u0111\u1ed9ng c\u1ee7a caffeine l\u1ea1i kh\u00f4ng gi\u1ed1ng nhau khi u\u1ed1ng v\u00e0o nh\u1eefng th\u1eddi \u0111i\u1ec3m kh\u00e1c nhau.<\/p>\n
Paul Sabandal, t\u00e1c gi\u1ea3 c\u1ee7a nghi\u00ean c\u1ee9u, l\u01b0u \u00fd r\u1eb1ng v\u1edbi s\u1ef1 ph\u1ed5 bi\u1ebfn r\u1ed9ng r\u00e3i c\u1ee7a caffeine, \u00f4ng v\u00e0 nh\u00f3m c\u1ee7a m\u00ecnh mu\u1ed1n t\u00ecm hi\u1ec3u xem li\u1ec7u c\u00e1c y\u1ebfu t\u1ed1 kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 th\u1eddi \u0111i\u1ec3m, c\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00e1c \u0111\u1ed9ng c\u1ee7a n\u00f3 l\u00ean kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t h\u00e0nh vi hay kh\u00f4ng.<\/p>\n
Theo nh\u01b0 nh\u00e0 nghi\u00ean c\u1ee9u Kyung-An Han cho bi\u1ebft th\u00eam, nghi\u00ean c\u1ee9u n\u00e0y nh\u1ea5n m\u1ea1nh m\u1ed9t \u0111i\u1ec1u: ngay c\u1ea3 trong c\u00f9ng m\u1ed9t c\u00e1 nh\u00e2n, t\u00e1c \u0111\u1ed9ng c\u1ee7a caffeine c\u0169ng kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 th\u1eddi \u0111i\u1ec3m l\u00e0 \u0111i\u1ec1u quan tr\u1ecdng, x\u00e9t \u0111\u1ebfn \u01b0\u1edbc t\u00ednh 85% ng\u01b0\u1eddi M\u1ef9 u\u1ed1ng c\u00e0 ph\u00ea h\u00e0ng ng\u00e0y, v\u1edbi h\u01a1n hai t\u1ef7 t\u00e1ch \u0111\u01b0\u1ee3c th\u01b0\u1edfng th\u1ee9c tr\u00ean to\u00e0n th\u1ebf gi\u1edbi m\u1ed7i ng\u00e0y.<\/p>\n
\u0110\u1ec3 kh\u00e1m ph\u00e1 \u0111i\u1ec1u n\u00e0y, c\u00e1c nh\u00e0 khoa h\u1ecdc s\u1eed d\u1ee5ng ru\u1ed3i gi\u1ea5m, lo\u00e0i c\u00f3 nh\u1eefng \u0111i\u1ec3m t\u01b0\u01a1ng \u0111\u1ed3ng v\u1ec1 m\u1eb7t di truy\u1ec1n v\u00e0 th\u1ea7n kinh v\u1edbi con ng\u01b0\u1eddi, l\u00e0m \u0111\u1ed1i t\u01b0\u1ee3ng nghi\u00ean c\u1ee9u. H\u1ecd ti\u1ebfn h\u00e0nh m\u1ed9t lo\u1ea1t th\u00ed nghi\u1ec7m, cho ru\u1ed3i gi\u1ea5m u\u1ed1ng c\u00e1c li\u1ec1u l\u01b0\u1ee3ng caffeine kh\u00e1c nhau v\u00e0o nhi\u1ec1u\u00a0th\u1eddi \u0111i\u1ec3m trong ng\u00e0y, k\u1ec3 c\u1ea3 ban \u0111\u00eam. Sau \u0111\u00f3, h\u1ecd\u00a0ki\u1ec3m tra ph\u1ea3n \u1ee9ng c\u1ee7a ru\u1ed3i gi\u1ea5m v\u1edbi lu\u1ed3ng kh\u00f4ng kh\u00ed m\u1ea1nh, th\u01b0\u1eddng khi\u1ebfn ru\u1ed3i ng\u1eebng di chuy\u1ec3n. H\u00e0nh vi \u0111\u1eb7c bi\u1ec7t n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t th\u01b0\u1edbc \u0111o kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t xung \u0111\u1ed9ng.<\/p>\n
K\u1ebft qu\u1ea3 r\u1ea5t \u0111\u00e1ng ch\u00fa \u00fd: nh\u1eefng con ru\u1ed3i dung n\u1ea1p caffeine v\u00e0o ban \u0111\u00eam \u00edt c\u00f3 kh\u1ea3 n\u0103ng k\u00ecm n\u00e9n chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a m\u00ecnh, th\u1ec3 hi\u1ec7n c\u00e1i m\u00e0 c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u g\u1ecdi l\u00e0 \u201ch\u00e0nh vi b\u1ed1c \u0111\u1ed3ng.\u201d V\u00ed d\u1ee5 nh\u01b0 ru\u1ed3i v\u1eabn ti\u1ebfp t\u1ee5c bay m\u1ed9t c\u00e1ch li\u1ec1u l\u0129nh ngay c\u1ea3 khi ti\u1ebfp x\u00fac v\u1edbi lu\u1ed3ng kh\u00f4ng kh\u00ed g\u00e2y kh\u00f3 ch\u1ecbu.<\/p>\n
\u0110i\u1ec1u th\u00fa v\u1ecb l\u00e0, hi\u1ec7u \u1ee9ng b\u1ed1c \u0111\u1ed3ng n\u00e0y ho\u00e0n to\u00e0n kh\u00f4ng xu\u1ea5t hi\u1ec7n \u1edf nh\u1eefng con ru\u1ed3i dung n\u1ea1p caffeine v\u00e0o ban ng\u00e0y. Ph\u00e1t hi\u1ec7n n\u00e0y th\u00e1ch th\u1ee9c quan \u0111i\u1ec3m th\u00f4ng th\u01b0\u1eddng cho r\u1eb1ng caffeine kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t ch\u1ea5t k\u00edch th\u00edch \u0111\u01a1n thu\u1ea7n. Thay v\u00e0o \u0111\u00f3, n\u00f3 cho th\u1ea5y caffeine l\u00e0 m\u1ed9t ch\u1ea5t \u0111i\u1ec1u bi\u1ebfn h\u00e0nh vi v\u1edbi c\u00e1c \u0111i\u1ec3m y\u1ebfu theo th\u1eddi gian.<\/p>\n
Nghi\u00ean c\u1ee9u c\u0169ng ph\u00e1t hi\u1ec7n ra m\u1ed9t \u0111i\u1ec3m y\u1ebfu theo gi\u1edbi t\u00ednh. Ru\u1ed3i c\u00e1i th\u1ec3 hi\u1ec7n s\u1ef1 b\u1ed1c \u0111\u1ed3ng do caffeine g\u00e2y ra v\u00e0o ban \u0111\u00eam cao h\u01a1n \u0111\u00e1ng k\u1ec3 so v\u1edbi ru\u1ed3i \u0111\u1ef1c. M\u1eb7c d\u00f9 ru\u1ed3i gi\u1ea5m kh\u00f4ng c\u00f3 hormone estrogen nh\u01b0 \u1edf ng\u01b0\u1eddi, ph\u00e1t hi\u1ec7n n\u00e0y ch\u1ec9 ra c\u00e1c y\u1ebfu t\u1ed1 di truy\u1ec1n ho\u1eb7c sinh l\u00fd ti\u1ec1m \u1ea9n kh\u00e1c th\u00fac \u0111\u1ea9y s\u1ef1 nh\u1ea1y c\u1ea3m cao \u0111\u1ed9 n\u00e0y.<\/p>\n
\u00dd ngh\u0129a c\u1ee7a nghi\u00ean c\u1ee9u n\u00e0y \u0111\u1eb7c bi\u1ec7t li\u00ean quan \u0111\u1ebfn nh\u1eefng ng\u01b0\u1eddi l\u00e0m vi\u1ec7c ca \u0111\u00eam, ch\u1eb3ng h\u1ea1n nh\u01b0 nh\u00e2n vi\u00ean b\u00e1n h\u00e0ng ho\u1eb7c y t\u1ebf, nh\u1eefng ng\u01b0\u1eddi th\u01b0\u1eddng d\u1ef1a v\u00e0o caffeine \u0111\u1ec3 gi\u1eef s\u1ef1 t\u1ec9nh t\u00e1o v\u00e0o ban \u0111\u00eam. C\u00e1c ph\u00e1t hi\u1ec7n cho th\u1ea5y th\u00f3i quen u\u1ed1ng c\u00e0 ph\u00ea ho\u1eb7c n\u01b0\u1edbc t\u0103ng l\u1ef1c v\u00e0o bu\u1ed5i t\u1ed1i khi\u1ebfn h\u1ecd tr\u1edf n\u00ean b\u1ed1c \u0111\u1ed3ng, \u0111i\u1ec1u n\u00e0y g\u00e2y ra h\u1eadu qu\u1ea3 nghi\u00eam tr\u1ecdng trong m\u00f4i tr\u01b0\u1eddng c\u00f3 nhi\u1ec1u r\u1ee7i ro. V\u00ed d\u1ee5 nh\u01b0 kh\u1ea3 n\u0103ng ph\u00e1n \u0111o\u00e1n c\u1ee7a nh\u00e2n vi\u00ean y t\u1ebf b\u1ecb \u1ea3nh h\u01b0\u1edfng ho\u1eb7c m\u1ed9t v\u1ecb s\u1ebfp \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh v\u1ed9i v\u00e0ng khi g\u1eb7p \u00e1p l\u1ef1c.<\/p>\n
M\u1eb7c d\u00f9 nghi\u00ean c\u1ee9u n\u00e0y cung c\u1ea5p nh\u1eefng hi\u1ec3u bi\u1ebft c\u00f3 gi\u00e1 tr\u1ecb, c\u00e1c nh\u00e0 khoa h\u1ecdc\u00a0th\u1eeba nh\u1eadn v\u1eabn c\u00f2n nhi\u1ec1u \u0111i\u1ec1u c\u1ea7n t\u00ecm hi\u1ec3u. B\u01b0\u1edbc ti\u1ebfp theo c\u1ee7a h\u1ecd l\u00e0 xem x\u00e9t c\u00e1c c\u01a1 ch\u1ebf ph\u00e2n t\u1eed v\u00e0 th\u1ea7n kinh c\u1ee5 th\u1ec3 ch\u1ecbu tr\u00e1ch nhi\u1ec7m cho nh\u1eefng \u0111i\u1ec3m y\u1ebfu n\u00e0y theo th\u1eddi gian v\u00e0 gi\u1edbi t\u00ednh \u0111\u1ed1i v\u1edbi caffeine. Vi\u1ec7c hi\u1ec3u \u0111\u01b0\u1ee3c c\u00e1c qu\u00e1 tr\u00ecnh c\u01a1 b\u1ea3n n\u00e0y s\u1ebd gi\u00fap ph\u00e1t tri\u1ec3n c\u00e1c chi\u1ebfn l\u01b0\u1ee3c nh\u1eb1m gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng ti\u00eau c\u1ef1c c\u1ee7a vi\u1ec7c dung n\u1ea1p caffeine v\u00e0o ban \u0111\u00eam.<\/p>\n
Tuy v\u1eady, v\u1eabn c\u00f3 ng\u01b0\u1eddi cho r\u1eb1ng u\u1ed1ng r\u1ea5t nhi\u1ec1u l\u1ee3i \u00edch khi u\u1ed1ng c\u00e0 ph\u00ea tr\u01b0\u1edbc khi \u0111i ng\u1ee7. Caffein t\u1eeb c\u00e0 ph\u00ea \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn m\u1ed9t s\u1ed1 th\u1ee5 th\u1ec3 trong n\u00e3o c\u1ee7a b\u1ea1n, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t c\u00f4ng c\u1ee5 qu\u00fd gi\u00e1 \u0111\u1ec3 h\u1ecdc t\u1eadp ho\u1eb7c l\u00e0m vi\u1ec7c qua \u0111\u00eam. C\u00e0 ph\u00ea v\u00e0o ban \u0111\u00eam kh\u00f4ng ch\u1ec9 gi\u00fap b\u1ea1n t\u1ec9nh t\u00e1o m\u00e0 c\u00f2n gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u1ed9ng l\u1ef1c v\u00e0 tr\u00ed nh\u1edb.<\/p>\n
C\u00e0 ph\u00ea kh\u00f4ng ch\u1ec9 l\u00e0 th\u1ea7n d\u01b0\u1ee3c gi\u1ea3m c\u00e2n m\u00e0 c\u00f2n h\u1ed7 tr\u1ee3 ti\u00eau h\u00f3a t\u1ed1t cho\u00a0s\u1ee9c kh\u1ecfe. N\u00f3 c\u00f2n gi\u00fap duy tr\u00ec qu\u00e1 tr\u00ecnh trao \u0111\u1ed5i ch\u1ea5t, \u0111\u1ed3ng th\u1eddi ch\u1ee9a ch\u1ea5t ch\u1ed1ng oxy h\u00f3a \u0111\u1ec3 lo\u1ea1i b\u1ecf \u0111\u1ed9c t\u1ed1 t\u00edch t\u1ee5 trong c\u01a1 th\u1ec3. Nhi\u1ec1u ng\u01b0\u1eddi u\u1ed1ng c\u00e0 ph\u00ea v\u00e0o ban \u0111\u00eam \u0111\u1ec3 t\u1ec9nh t\u00e1o nh\u01b0ng c\u00f3 m\u1ed9t l\u00fd do khoa h\u1ecdc \u0111\u1eb1ng sau n\u00f3. C\u00e0 ph\u00ea c\u00f3 ch\u1ee9a caffeine, k\u00edch ho\u1ea1t c\u00e1c th\u1ee5 th\u1ec3 dopamin.<\/p>\n
Dopamine l\u00e0 m\u1ed9t trong nh\u1eefng ch\u1ea5t d\u1eabn truy\u1ec1n th\u1ea7n kinh ch\u00ednh ch\u1ecbu tr\u00e1ch nhi\u1ec7m gi\u00fap c\u1ea3m th\u1ea5y d\u1ec5 ch\u1ecbu. U\u1ed1ng c\u00e0 ph\u00ea th\u01b0\u1eddng xuy\u00ean c\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n s\u1ef1 suy gi\u1ea3m n\u1ed3ng \u0111\u1ed9 dopamine theo th\u1eddi gian. Do \u0111\u00f3, th\u01b0\u1eddng xuy\u00ean u\u1ed1ng m\u1ed9t ly c\u00e0 ph\u00ea v\u00e0o ban \u0111\u00eam khi\u1ebfn b\u1ea1n lu\u00f4n c\u00f3 t\u00e2m tr\u1ea1ng t\u1ed1t tr\u01b0\u1edbc khi ng\u1ee7.<\/p>\n
C\u00e0 ph\u00ea c\u00f3 ch\u1ee9a caffein, \u0111\u01b0\u1ee3c ch\u1ee9ng minh l\u00e0 gi\u00fap m\u1ecdi ng\u01b0\u1eddi \u0111\u1ed1t ch\u00e1y nhi\u1ec1u calo h\u01a1n. Ngo\u00e0i ra, theo m\u1ed9t s\u1ed1 nghi\u00ean c\u1ee9u, nh\u1eefng ng\u01b0\u1eddi u\u1ed1ng c\u00e0 ph\u00ea th\u01b0\u1eddng xuy\u00ean c\u00f3 nguy c\u01a1 m\u1eafc b\u1ec7nh ti\u1ec3u \u0111\u01b0\u1eddng tu\u00fdp 2 th\u1ea5p h\u01a1n so v\u1edbi nh\u1eefng ng\u01b0\u1eddi kh\u00e1c. V\u00ec v\u1eady, u\u1ed1ng m\u1ed9t ly c\u00e0 ph\u00ea nh\u1ecf v\u00e0o bu\u1ed5i t\u1ed1i v\u00e0i gi\u1edd tr\u01b0\u1edbc khi ng\u1ee7 th\u1ef1c s\u1ef1 c\u00f3 th\u1ec3 gi\u00fap h\u1ea1n ch\u1ebf nguy c\u01a1 m\u1eafc b\u1ec7nh ti\u1ec3u \u0111\u01b0\u1eddng.<\/p>\n
B\u1ea1n c\u00f3 t\u1eebng u\u1ed1ng m\u1ed9t ly c\u00e0 ph\u00ea cho\u2026 t\u1ec9nh t\u00e1o tr\u01b0\u1edbc khi ng\u1ee7 kh\u00f4ng?<\/p>\n
The post Nghi\u00ean c\u1ee9u m\u1edbi: U\u1ed1ng c\u00e0 ph\u00ea ban \u0111\u00eam d\u1ec5 l\u00ean c\u01a1n b\u1ed1c \u0111\u1ed3ng!<\/a> appeared first on Saigon Nh\u1ecf<\/a>.<\/p>\n \u00a0<\/p>","protected":false},"excerpt":{"rendered":" Theo m\u1ed9t nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y, u\u1ed1ng c\u00e0 ph\u00ea v\u00e0o bu\u1ed5i t\u1ed1i khi\u1ebfn m\u1ed9t s\u1ed1 ng\u01b0\u1eddi c\u00f3 h\u00e0nh vi b\u1ed1c \u0111\u1ed3ng. C\u00e1c nh\u00e0 khoa h\u1ecdc t\u1ea1i \u0111\u1ea1i h\u1ecdc University of Texas \u1edf El Paso nghi\u00ean c\u1ee9u c\u00e1ch th\u1eddi \u0111i\u1ec3m dung n\u1ea1p caffeine \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn n\u00e3o b\u1ed9, v\u00e0 ph\u00e1t hi\u1ec7n c\u1ee7a h\u1ecd, \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 …<\/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-59821","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\/59821","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=59821"}],"version-history":[{"count":0,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/posts\/59821\/revisions"}],"wp:attachment":[{"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/media?parent=59821"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/categories?post=59821"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/tags?post=59821"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}