“Ch\u00fang em th\u1ea5y h\u00ecnh nh\u01b0 s\u1ed1 c\u1ee5 \u00f4ng b\u1ecb suy gi\u1ea3m tr\u00ed nh\u1edb \u0111\u00f4ng h\u01a1n c\u00e1c c\u1ee5 b\u00e0, c\u00f3 ph\u1ea3i v\u1eady kh\u00f4ng, v\u00e0 nguy\u00ean nh\u00e2n do \u0111\u00e2u?”.<\/p>\n\n\n\n
C\u00e1c em nh\u1eadn x\u00e9t \u0111\u00fang \u0111\u1ea5y, s\u1ed1 c\u1ee5 \u00f4ng b\u1ecb suy gi\u1ea3m tr\u00ed tu\u1ec7 \u0111\u00f4ng h\u01a1n c\u00e1c c\u1ee5 b\u00e0 nhi\u1ec1u. Nguy\u00ean nh\u00e2n ch\u1ee7 y\u1ebfu l\u00e0 do m\u1ee9c \u0111\u1ed9 thay \u0111\u1ed5i c\u1ee7a n\u00e3o \u1edf ng\u01b0\u1eddi gi\u00e0 kh\u00e1c nhau theo gi\u1edbi t\u00ednh.<\/p>\n\n\n\n
K\u1ebft qu\u1ea3 ch\u1ee5p qu\u00e9t n\u00e3o b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p c\u1ed9ng h\u01b0\u1edfng t\u1eeb (IRM) tr\u00ean 330 ng\u01b0\u1eddi h\u01a1n 65 tu\u1ed5i \u1edf M\u1ef9 cho th\u1ea5y, khi v\u1ec1 gi\u00e0, theo n\u0103m th\u00e1ng, n\u00e3o \u0111\u00e0n \u00f4ng tho\u00e1i h\u00f3a nhanh h\u01a1n n\u00e3o \u0111\u00e0n b\u00e0. Khi n\u00e3o gi\u1ea3m th\u1ec3 t\u00edch, l\u01b0\u1ee3ng d\u1ecbch n\u00e3o t\u1ee7y t\u0103ng. \u1ede nam, d\u1ecbch n\u00e3o t\u1ee7y xung quanh v\u1ecf n\u00e3o t\u0103ng trung b\u00ecnh 32%, trong khi \u1edf n\u1eef ch\u1ec9 t\u0103ng 1% (n\u00e3o c\u00e1c c\u1ee5 b\u00e0 gi\u1ea3m th\u1ec3 t\u00edch \u00edt h\u01a1n r\u1ea5t nhi\u1ec1u).<\/p>\n\n\n\n
\u1ede nam, d\u1ecbch n\u00e3o t\u1ee7y t\u00edch t\u1ee5 nhi\u1ec1u h\u01a1n trong th\u00f9y tr\u00e1n v\u00e0 th\u00f9y th\u00e1i d\u01b0\u01a1ng, nh\u1eefng khu v\u1ef1c ki\u1ec3m tra c\u00e1c ch\u1ee9c n\u0103ng t\u01b0 duy, tr\u00ed nh\u1edb v\u00e0 kh\u1ea3 n\u0103ng t\u1ed5 ch\u1ee9c.<\/p>\n\n\n\n
Ngo\u00e0i ra, c\u0169ng theo c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u n\u00f3i tr\u00ean, vi\u1ec7c s\u1ea3n sinh oestrogene c\u00f3 t\u00e1c d\u1ee5ng b\u1ea3o v\u1ec7 n\u00e3o c\u1ee7a n\u1eef v\u00e0 h\u1ea1 th\u1ea5p nguy c\u01a1 suy gi\u1ea3m tr\u00ed tu\u1ec7 \u1edf n\u1eef.<\/p>\n\n\n\n
Th\u00e1ng 6\/2001, m\u1ed9t nghi\u00ean c\u1ee9u c\u1ee7a M\u1ef9 tr\u00ean kh\u1ec9 c\u00e1i m\u00e3n kinh cho th\u1ea5y, trong m\u00f4 n\u00e3o c\u1ee7a kh\u1ec9 \u0103n nhi\u1ec1u \u0111\u1eadu n\u00e0nh, t\u1ef7 l\u1ec7 protein tau (lo\u1ea1i protein c\u1ea7n thi\u1ebft cho ho\u1ea1t \u0111\u1ed9ng c\u1ee7a t\u1ebf b\u00e0o th\u1ea7n kinh) v\u1eabn nguy\u00ean v\u1eb9n, c\u00f2n \u1edf nh\u1eefng con kh\u00f4ng \u0103n \u0111\u1eadu n\u00e0nh th\u00ec t\u1ef7 l\u1ec7 n\u00e0y thay \u0111\u1ed5i. Nh\u01b0 v\u1eady, \u0111\u1eadu n\u00e0nh c\u00f3 t\u00e1c d\u1ee5ng ch\u1ed1ng \u00f4xy h\u00f3a, vi\u1ec7c \u0103n \u0111\u1eadu n\u00e0nh \u0111\u1ec1u \u0111\u1eb7n \u0111\u1ec3 gi\u00fap ph\u00f2ng ng\u1eeba b\u1ec7nh Alzheimer.<\/p>\n","protected":false},"excerpt":{"rendered":"
“Ch\u00fang em th\u1ea5y h\u00ecnh nh\u01b0 s\u1ed1 c\u1ee5 \u00f4ng b\u1ecb suy gi\u1ea3m tr\u00ed nh\u1edb \u0111\u00f4ng h\u01a1n c\u00e1c c\u1ee5 b\u00e0, c\u00f3 ph\u1ea3i v\u1eady kh\u00f4ng, v\u00e0 nguy\u00ean nh\u00e2n do \u0111\u00e2u?”. C\u00e1c em nh\u1eadn x\u00e9t \u0111\u00fang \u0111\u1ea5y, s\u1ed1 c\u1ee5 \u00f4ng b\u1ecb suy gi\u1ea3m tr\u00ed tu\u1ec7 \u0111\u00f4ng h\u01a1n c\u00e1c c\u1ee5 b\u00e0 nhi\u1ec1u. Nguy\u00ean nh\u00e2n ch\u1ee7 y\u1ebfu l\u00e0 do m\u1ee9c \u0111\u1ed9 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[21],"tags":[],"class_list":["post-11771","post","type-post","status-publish","format-standard","hentry","category-y-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/11771","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=11771"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/11771\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=11771"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=11771"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=11771"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}