C\u00e1c nh\u00e0 khoa h\u1ecdc t\u1ea1i University of Oxford c\u1ee7a V\u01b0\u01a1ng Qu\u1ed1c Anh v\u1eeba t\u00ecm ra m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u tr\u1ecb \u0111\u1ea7y ti\u1ec1m n\u0103ng ch\u1ee9ng m\u1ea5t tr\u00ed nh\u1edb t\u1eeb m\u1ed9t ngu\u1ed3n kh\u00f4ng ng\u1edd: Viagra.<\/p>\n
Theo d\u1eef li\u1ec7u n\u0103m 2014 t\u1eeb CDC, h\u01a1n n\u0103m tri\u1ec7u ng\u01b0\u1eddi M\u1ef9 tr\u00ean 65 tu\u1ed5i s\u1ed1ng chung v\u1edbi b\u1ec7nh m\u1ea5t tr\u00ed nh\u1edb (Alzheimer), sa s\u00fat tr\u00ed tu\u1ec7.<\/p>\n
Alzheimer c\u00f3 nhi\u1ec1u d\u1ea1ng kh\u00e1c nhau v\u00e0 \u0111\u01b0\u1ee3c \u0111\u1eb7c tr\u01b0ng b\u1edfi kh\u1ea3 n\u0103ng ghi nh\u1edb, suy ngh\u0129 v\u00e0 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh b\u1ecb suy gi\u1ea3m. B\u1ec7nh Alzheimer chi\u1ebfm kho\u1ea3ng 60 \u0111\u1ebfn 80% c\u00e1c tr\u01b0\u1eddng h\u1ee3p sa s\u00fat tr\u00ed tu\u1ec7 v\u00e0 cho \u0111\u1ebfn nay l\u00e0 d\u1ea1ng b\u1ec7nh ph\u1ed5 bi\u1ebfn nh\u1ea5t. Tuy nhi\u00ean, kho\u1ea3ng 10% tr\u01b0\u1eddng h\u1ee3p sa s\u00fat tr\u00ed tu\u1ec7 c\u00f3 li\u00ean quan \u0111\u1ebfn \u0111\u1ed9t qu\u1ef5 v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 l\u01b0u l\u01b0\u1ee3ng m\u00e1u trong n\u00e3o. D\u1ea1ng b\u1ec7nh n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ch\u1ee9ng m\u1ea5t tr\u00ed nh\u1edb do m\u1ea1ch m\u00e1u, v\u00e0 b\u1ec7nh ti\u1ec3u \u0111\u01b0\u1eddng, huy\u1ebft \u00e1p cao v\u00e0 cholesterol cao \u0111\u1ec1u l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 nguy c\u01a1 \u0111\u00e3 \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn.<\/p>\n
V\u1eady\u00a0Viagra\u00a0c\u00f3 li\u00ean quan g\u00ec \u0111\u1ebfn\u00a0ch\u1ee9ng hay qu\u00ean?<\/p>\n
Viagra l\u00e0 t\u00ean th\u01b0\u01a1ng m\u1ea1i c\u1ee7a m\u1ed9t h\u1ee3p ch\u1ea5t mang t\u00ean sildenafil, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u tr\u1ecb r\u1ed1i lo\u1ea1n c\u01b0\u01a1ng d\u01b0\u01a1ng b\u1eb1ng c\u00e1ch t\u0103ng l\u01b0u l\u01b0\u1ee3ng m\u00e1u \u0111\u1ebfn d\u01b0\u01a1ng v\u1eadt. Tuy nhi\u00ean, theo nghi\u00ean c\u1ee9u m\u1edbi, n\u00f3 c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng c\u1ea3i thi\u1ec7n l\u01b0u l\u01b0\u1ee3ng m\u00e1u \u0111\u1ebfn n\u00e3o.<\/p>\n
2\/3 b\u1ec7nh nh\u00e2n Alzheimer l\u00e0 ph\u1ee5 n\u1eef v\u00e0 vi\u1ec7c m\u1ea5t estradiol, m\u1ed9t nh\u00e1nh hormone c\u1ee7a estrogen, d\u1eabn \u0111\u1ebfn suy gi\u1ea3m ch\u1ee9c n\u0103ng nh\u1eadn th\u1ee9c \u1edf ph\u1ee5 n\u1eef. (minh h\u1ecda: Cl\u00e9ment Falize\/Unsplash)<\/p>\n
T\u00e1c gi\u1ea3 \u0111\u1ea7u ti\u00ean c\u1ee7a nghi\u00ean c\u1ee9u l\u00e0 Alastair Webb, ph\u00f3 gi\u00e1o s\u01b0, l\u00e0m vi\u1ec7c t\u1ea1i trung nghi\u00ean c\u1ee9u v\u1ec1 \u0111\u1ed9t qu\u1ef5 v\u00e0 ch\u1ee9ng m\u1ea5t tr\u00ed nh\u1edb Wolfson Centre for Prevention of Stroke and Dementia (CPSD),\u00a0t\u1ea1i University of Oxford, cho bi\u1ebft: \u201cTh\u1eed nghi\u1ec7m \u0111\u1ea7u ti\u00ean n\u00e0y cho th\u1ea5y sildenafil \u0111i v\u00e0o m\u1ea1ch m\u00e1u trong n\u00e3o \u1edf nh\u1eefng ng\u01b0\u1eddi m\u1eafc b\u1ec7nh Alzheimer, c\u1ea3i thi\u1ec7n l\u01b0u l\u01b0\u1ee3ng m\u00e1u v\u00e0 kh\u1ea3 n\u0103ng ph\u1ea3n \u1ee9ng c\u1ee7a c\u00e1c m\u1ea1ch m\u00e1u. Hai y\u1ebfu t\u1ed1 ch\u00ednh n\u00e0y c\u00f3 li\u00ean quan \u0111\u1ebfn t\u1ed5n th\u01b0\u01a1ng m\u00e3n t\u00ednh \u0111\u1ed1i v\u1edbi c\u00e1c m\u1ea1ch m\u00e1u nh\u1ecf trong n\u00e3o, \u0111\u00e2y l\u00e0 nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn nh\u1ea5t g\u00e2y ra ch\u1ee9ng m\u1ea5t tr\u00ed nh\u1edb do m\u1ea1ch m\u00e1u.\u201d<\/p>\n
Trong nghi\u00ean c\u1ee9u c\u1ee7a h\u1ecd, \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean t\u1ea1p ch\u00ed Circulation Research, Webb v\u00e0 c\u00e1c \u0111\u1ed3ng nghi\u1ec7p \u0111\u00e3 ph\u00e1t hi\u1ec7n ra r\u1eb1ng, trong m\u1ed9t nh\u00f3m g\u1ed3m 75 b\u1ec7nh nh\u00e2n, sildenafil, hay c\u00f2n g\u1ecdi l\u00e0 Viagra, \u0111\u00e3 l\u00e0m t\u0103ng l\u01b0u l\u01b0\u1ee3ng m\u00e1u \u1edf c\u1ea3 m\u1ea1ch n\u00e3o l\u1edbn v\u00e0 nh\u1ecf.<\/p>\n
Webb cho bi\u1ebft: \u201c\u0110i\u1ec1u n\u00e0y ch\u1ee9ng t\u1ecf ti\u1ec1m n\u0103ng c\u1ee7a lo\u1ea1i thu\u1ed1c \u0111\u01b0\u1ee3c dung n\u1ea1p t\u1ed1t, ph\u1ed5 bi\u1ebfn r\u1ed9ng r\u00e3i n\u00e0y trong vi\u1ec7c ng\u0103n ng\u1eeba ch\u1ee9ng m\u1ea5t tr\u00ed nh\u1edb, c\u1ea7n \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m trong c\u00e1c th\u1eed nghi\u1ec7m l\u1edbn h\u01a1n.\u201d<\/p>\n
Nh\u00f3m nghi\u00ean c\u1ee9u hy v\u1ecdng s\u1ebd nh\u00e2n r\u1ed9ng nh\u1eefng ph\u00e1t hi\u1ec7n c\u1ee7a h\u1ecd trong c\u00e1c th\u1eed nghi\u1ec7m quy m\u00f4 l\u1edbn h\u01a1n \u0111\u1ec3 kh\u00e1m ph\u00e1 ti\u1ec1m n\u0103ng c\u1ee7a sildenafil tr\u00ean quy m\u00f4 r\u1ed9ng h\u01a1n.<\/p>\n
Peter Rothwell, gi\u00e1m \u0111\u1ed1c s\u00e1ng l\u1eadp Wolfson CPSD v\u00e0 l\u00e0 gi\u00e1o s\u01b0 v\u1ec1 th\u1ea7n kinh l\u00e2m s\u00e0ng t\u1ea1i University of Oxford, cho bi\u1ebft: \u201cNh\u1eefng ph\u00e1t hi\u1ec7n c\u1ee7a gi\u00e1o s\u01b0 Webb r\u1ea5t \u0111\u00e1ng kh\u00edch l\u1ec7 v\u00e0 n\u00eau b\u1eadt ti\u1ec1m n\u0103ng ng\u0103n ng\u1eeba ch\u1ee9ng m\u1ea5t tr\u00ed nh\u1edb do m\u1ea1ch m\u00e1u b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng c\u00e1c lo\u1ea1i thu\u1ed1c hi\u1ec7n c\u00f3, nh\u1eb1m m\u1ee5c \u0111\u00edch l\u00e0m gi\u1ea3m l\u01b0u l\u01b0\u1ee3ng c\u01a1 b\u1ea3n trong c\u00e1c m\u1ea1ch m\u00e1u nh\u1ecf trong n\u00e3o.\u201d<\/p>\n
(theo Newsweek)<\/p>\n
The post Viagra gi\u00fap ng\u0103n ng\u1eeba ch\u1ee9ng m\u1ea5t tr\u00ed nh\u1edb<\/a> appeared first on Saigon Nh\u1ecf<\/a>.<\/p>\n \u00a0<\/p>","protected":false},"excerpt":{"rendered":" C\u00e1c nh\u00e0 khoa h\u1ecdc t\u1ea1i University of Oxford c\u1ee7a V\u01b0\u01a1ng Qu\u1ed1c Anh v\u1eeba t\u00ecm ra m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u tr\u1ecb \u0111\u1ea7y ti\u1ec1m n\u0103ng ch\u1ee9ng m\u1ea5t tr\u00ed nh\u1edb t\u1eeb m\u1ed9t ngu\u1ed3n kh\u00f4ng ng\u1edd: Viagra. Theo d\u1eef li\u1ec7u n\u0103m 2014 t\u1eeb CDC, h\u01a1n n\u0103m tri\u1ec7u ng\u01b0\u1eddi M\u1ef9 tr\u00ean 65 tu\u1ed5i s\u1ed1ng chung v\u1edbi b\u1ec7nh m\u1ea5t tr\u00ed nh\u1edb …<\/p>","protected":false},"author":0,"featured_media":51531,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[82,43],"tags":[],"class_list":["post-51530","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-society","category-health"],"_links":{"self":[{"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/posts\/51530","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"}],"replies":[{"embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/comments?post=51530"}],"version-history":[{"count":0,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/posts\/51530\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/media\/51531"}],"wp:attachment":[{"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/media?parent=51530"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/categories?post=51530"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/tags?post=51530"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}