H\u1ea1t d\u1ebb c\u01b0\u1eddi c\u00f3 kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 m\u1eaft v\u00e0 n\u00e3o c\u1ee7a ch\u00fang ta kh\u1ecfi b\u1ecb suy y\u1ebfu \u1edf tu\u1ed5i x\u1ebf chi\u1ec1u, theo nghi\u00ean c\u1ee9u m\u1edbi t\u1eeb Tufts University, Massachusetts.<\/p>\n
\u201cH\u1ea1t d\u1ebb c\u01b0\u1eddi gi\u00e0u dinh d\u01b0\u1ee1ng cung c\u1ea5p c\u00e1c lo\u1ea1i vitamin, kho\u00e1ng ch\u1ea5t v\u00e0 ch\u1ea5t ch\u1ed1ng oxy h\u00f3a thi\u1ebft y\u1ebfu,\u201d t\u00e1c gi\u1ea3 ch\u00ednh c\u1ee7a nghi\u00ean c\u1ee9u, Gi\u00e1o S\u01b0 Tammy M. Scott c\u1ee7a Friedman School of Nutrition Science, v\u00e0 Tufts University School of Medicine, chia s\u1ebb v\u1edbi Newsweek.<\/p>\n
\u201cH\u00e0m l\u01b0\u1ee3ng lutein \u0111\u1ed9c \u0111\u00e1o c\u1ee7a h\u1ea1t d\u1ebb c\u01b0\u1eddi, m\u1ed9t s\u1eafc t\u1ed1 th\u1ef1c v\u1eadt \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng \u0111\u1ed1i v\u1edbi s\u1ee9c kh\u1ecfe c\u1ee7a m\u1eaft. Lutein h\u1ed7 tr\u1ee3 m\u1eaft ph\u00f2ng tr\u00e1nh t\u00e1c h\u1ea1i do \u00e1nh s\u00e1ng xanh v\u00e0 stress oxy h\u00f3a g\u00e2y ra. Do v\u1eady lo\u1ea1i h\u1ea1t n\u00e0y kh\u00f4ng ch\u1ec9 l\u00e0 m\u00f3n \u0103n nh\u1eb9 ngon mi\u1ec7ng, m\u00e0 c\u00f2n c\u00f3 l\u1ee3i cho s\u1ee9c kh\u1ecfe.\u201d<\/p>\n
C\u00e1c nh\u00e0 khoa h\u1ecdc nghi\u00ean c\u1ee9u lutein v\u00e0 ch\u1ea5t t\u01b0\u01a1ng t\u1ef1 c\u1ee7a n\u00f3, zeaxanthin \u2013 ch\u1ea5t ch\u1ed1ng oxy h\u00f3a th\u01b0\u1eddng c\u00f3 trong c\u00e1c lo\u1ea1i rau l\u00e1 xanh \u0111\u1eadm nh\u01b0 rau bina, c\u0169ng nh\u01b0 l\u00f2ng \u0111\u1ecf tr\u1ee9ng v\u00e0 qu\u1ea3 h\u1ed3 tr\u0103n. H\u1ecd ph\u00e1t hi\u1ec7n ra r\u1eb1ng \u0103n hai ounce h\u1ea1t d\u1ebb c\u01b0\u1eddi m\u1ed7i ng\u00e0y s\u1ebd gia t\u0103ng \u0111\u00e1ng k\u1ec3 m\u1eadt \u0111\u1ed9 quang h\u1ecdc c\u1ee7a s\u1eafc t\u1ed1 \u0111i\u1ec3m v\u00e0ng (macular pigment optical density-MPOD), m\u1ed9t ch\u1ec9 s\u1ed1 quan tr\u1ecdng v\u1ec1 s\u1ee9c kh\u1ecfe c\u1ee7a m\u1eaft.<\/p>\n
MPOD b\u1ea3o v\u1ec7 v\u00f5ng m\u1ea1c v\u00e0 c\u00f3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c h\u1ea1n ch\u1ebf nguy c\u01a1 tho\u00e1i h\u00f3a \u0111i\u1ec3m v\u00e0ng do tu\u1ed5i t\u00e1c, nguy\u00ean nh\u00e2n h\u00e0ng \u0111\u1ea7u g\u00e2y m\u00f9 l\u00f2a \u1edf ng\u01b0\u1eddi l\u1edbn tu\u1ed5i.<\/p>\n
\u201cCh\u00fang t\u00f4i ch\u1ecdn nghi\u00ean c\u1ee9u h\u1ea1t d\u1ebb c\u01b0\u1eddi\u00a0v\u00ec \u0111\u00e2y l\u00e0 lo\u1ea1i h\u1ea1t duy nh\u1ea5t ch\u1ee9a m\u1ed9t l\u01b0\u1ee3ng l\u1edbn lutein, m\u1ed9t carotenoid \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi vai tr\u00f2 b\u1ea3o v\u1ec7 m\u1eaft,\u201d Scott cho bi\u1ebft, gi\u1ea3i th\u00edch r\u1eb1ng lutein v\u00e0 zeaxanthin t\u00edch t\u1ee5 \u1edf ph\u1ea7n trung t\u00e2m c\u1ee7a v\u00f5ng m\u1ea1c, n\u01a1i nh\u1eefng ch\u1ea5t n\u00e0y l\u1ecdc \u00e1nh s\u00e1ng xanh c\u00f3 h\u1ea1i v\u00e0 gi\u1ea3m hao m\u00f2n.<\/p>\n
C\u00e1c nh\u00e0 khoa h\u1ecdc \u0111o m\u1ee9c MPOD c\u1ee7a h\u1ecd tr\u01b0\u1edbc khi nghi\u00ean c\u1ee9u, gi\u1eefa ch\u1eebng (6 tu\u1ea7n) v\u00e0 khi k\u1ebft th\u00fac (12 tu\u1ea7n).<\/p>\n
\u201cK\u1ebft qu\u1ea3 r\u1ea5t r\u00f5 r\u00e0ng: nh\u1eefng ng\u01b0\u1eddi \u0103n h\u1ea1t d\u1ebb c\u01b0\u1eddi\u00a0t\u0103ng \u0111\u00e1ng k\u1ec3 MPOD\u00a0ch\u1ec9 trong 6 tu\u1ea7n, \u0111i\u1ec1u n\u00e0y cho th\u1ea5y vi\u1ec7c \u0103n lo\u1ea1i h\u1ea1t n\u00e0y th\u01b0\u1eddng xuy\u00ean s\u1ebd duy tr\u00ec s\u1ee9c kh\u1ecfe c\u1ee7a m\u1eaft b\u1eb1ng c\u00e1ch t\u0103ng m\u1ee9c lutein trong v\u00f5ng m\u1ea1c,\u201d Scott n\u00f3i.<\/p>\n
Lutein c\u0169ng khi\u1ebfn n\u00e3o kh\u1ecfe m\u1ea1nh h\u01a1n, b\u1eb1ng c\u00e1ch \u0111i t\u1eeb m\u00e1u v\u00e0o n\u00e3o v\u00e0 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t ch\u1ea5t ch\u1ed1ng oxy h\u00f3a, l\u00e0m d\u1ecbu t\u00ecnh tr\u1ea1ng vi\u00eam \u2013 m\u1ed9t y\u1ebfu t\u1ed1 nguy c\u01a1 ch\u00ednh g\u00e2y ra c\u00e1c b\u1ec7nh nh\u01b0 ch\u1ee9ng m\u1ea5t tr\u00ed.<\/p>\n
C\u00e1c nghi\u00ean c\u1ee9u tr\u01b0\u1edbc \u0111\u00e2y li\u00ean k\u1ebft vi\u1ec7c h\u1ea5p th\u1ee5 nhi\u1ec1u lutein h\u01a1n v\u1edbi hi\u1ec7u su\u1ea5t nh\u1eadn th\u1ee9c t\u1ed1t h\u01a1n \u1edf giai \u0111o\u1ea1n v\u1ec1 sau c\u1ee7a cu\u1ed9c \u0111\u1eddi, bao g\u1ed3m tr\u00ed nh\u1edb v\u00e0 kh\u1ea3 n\u0103ng x\u1eed l\u00fd nhanh h\u01a1n.<\/p>\n
Scott th\u1ed5 l\u1ed9 v\u1edbi Newsweek: \u201cC\u00e1 nh\u00e2n t\u00f4i th\u00edch h\u1ea1t d\u1ebb c\u01b0\u1eddi b\u00f3c v\u1ecf!\u201d v\u00e0 c\u00f4 \u1ea5y c\u0169ng th\u00edch cho lo\u1ea1i h\u1ea1t n\u00e0y v\u00e0o trong c\u00e1c m\u00f3n rau tr\u1ed9n, v\u1edbi s\u1eefa chua v\u00e0 granola t\u1ef1 l\u00e0m ho\u1eb7c trong c\u00e1c lo\u1ea1i b\u00e1nh n\u01b0\u1edbng nh\u01b0 b\u00e1nh n\u01b0\u1edbng x\u1ed1p.<\/p>\n
Nghi\u00ean c\u1ee9u n\u00e0y \u0111\u01b0\u1ee3c t\u00e0i tr\u1ee3 m\u1ed9t ph\u1ea7n b\u1edfi American Pistachio Growers (m\u1ed9t hi\u1ec7p h\u1ed9i th\u01b0\u01a1ng m\u1ea1i phi l\u1ee3i nhu\u1eadn \u0111\u1ea1i di\u1ec7n cho nh\u1eefng ng\u01b0\u1eddi tr\u1ed3ng, ch\u1ebf bi\u1ebfn v\u00e0 \u0111\u1ed1i t\u00e1c trong ng\u00e0nh h\u1ed3 tr\u0103n t\u1ea1i Arizona, California, New Mexico v\u00e0 Texas) v\u00e0 Vi\u1ec7n Y T\u1ebf Qu\u1ed1c Gia (National Institutes of Health).<\/p>\n
The post Nghi\u00ean c\u1ee9u m\u1edbi \u2013 H\u1ea1t d\u1ebb c\u01b0\u1eddi t\u1ed1t cho \u0111\u00f4i m\u1eaft ng\u01b0\u1eddi gi\u00e0<\/a> appeared first on Saigon Nh\u1ecf<\/a>.<\/p>\n \u00a0<\/p>","protected":false},"excerpt":{"rendered":" H\u1ea1t d\u1ebb c\u01b0\u1eddi c\u00f3 kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 m\u1eaft v\u00e0 n\u00e3o c\u1ee7a ch\u00fang ta kh\u1ecfi b\u1ecb suy y\u1ebfu \u1edf tu\u1ed5i x\u1ebf chi\u1ec1u, theo nghi\u00ean c\u1ee9u m\u1edbi t\u1eeb Tufts University, Massachusetts. \u201cH\u1ea1t d\u1ebb c\u01b0\u1eddi gi\u00e0u dinh d\u01b0\u1ee1ng cung c\u1ea5p c\u00e1c lo\u1ea1i vitamin, kho\u00e1ng ch\u1ea5t v\u00e0 ch\u1ea5t ch\u1ed1ng oxy h\u00f3a thi\u1ebft y\u1ebfu,\u201d t\u00e1c gi\u1ea3 ch\u00ednh c\u1ee7a nghi\u00ean …<\/p>","protected":false},"author":0,"featured_media":0,"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-53626","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\/53626","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=53626"}],"version-history":[{"count":0,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/posts\/53626\/revisions"}],"wp:attachment":[{"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/media?parent=53626"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/categories?post=53626"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vietvalley.com\/en\/wp-json\/wp\/v2\/tags?post=53626"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}