{"id":17356,"date":"2020-08-27T12:46:58","date_gmt":"2020-08-27T12:46:58","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=17356"},"modified":"2020-08-27T12:46:58","modified_gmt":"2020-08-27T12:46:58","slug":"freestyle-stroke-efficiency-beat-michael-phelps","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/vi\/science\/sports-science\/freestyle-stroke-efficiency-beat-michael-phelps\/","title":{"rendered":"B\u01a1i s\u1ea3i tay s\u00e2u hay b\u01a1i s\u1ea3i tay l\u01b0\u1edbt n\u01b0\u1edbc: \u0110\u00e2u l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u?"},"content":{"rendered":"<h2 class=\"wp-block-heading\">\u0110\u00e2u l\u00e0 ki\u1ec3u b\u01a1i t\u1ef1 do hi\u1ec7u qu\u1ea3 nh\u1ea5t?<\/h2>\n\n<p>Trong th\u1ebf gi\u1edbi b\u01a1i l\u1ed9i c\u1ea1nh tranh, ki\u1ec3u b\u01a1i t\u1ef1 do th\u1ed1ng tr\u1ecb v\u1edbi 14 n\u1ed9i dung thi \u0111\u1ea5u kh\u00e1c nhau ch\u1ec9 ri\u00eang t\u1ea1i Th\u1ebf v\u1eadn h\u1ed9i. N\u1ebfu b\u1ea1n khao kh\u00e1t \u0111\u1ea1t \u0111\u1ebfn \u0111\u1ec9nh cao c\u1ee7a b\u01a1i l\u1ed9i v\u00e0 th\u00e1ch th\u1ee9c nh\u1eefng ng\u01b0\u1eddi nh\u01b0 Michael Phelps, th\u00ec vi\u1ec7c hi\u1ec3u \u0111\u01b0\u1ee3c nh\u1eefng s\u1eafc th\u00e1i c\u1ee7a ki\u1ec3u b\u01a1i t\u1ef1 do l\u00e0 t\u1ed1i quan tr\u1ecdng.<\/p>\n\n<h2 class=\"wp-block-heading\">B\u01a1i s\u1ea3i tay s\u00e2u so v\u1edbi b\u01a1i s\u1ea3i tay l\u01b0\u1edbt n\u01b0\u1edbc<\/h2>\n\n<p>C\u00f3 hai k\u1ef9 thu\u1eadt b\u01a1i s\u1ea3i tay t\u1ef1 do ch\u00ednh: b\u01a1i s\u1ea3i tay s\u00e2u v\u00e0 b\u01a1i s\u1ea3i tay l\u01b0\u1edbt n\u01b0\u1edbc. Ch\u00fang ta h\u00e3y \u0111i s\u00e2u v\u00e0o s\u1ef1 ph\u1ee9c t\u1ea1p c\u1ee7a t\u1eebng k\u1ef9 thu\u1eadt:<\/p>\n\n<h2 class=\"wp-block-heading\">1. B\u01a1i s\u1ea3i tay s\u00e2u:<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>M\u00f4 t\u1ea3:<\/strong> B\u01a1i s\u1ea3i tay s\u00e2u bao g\u1ed3m vi\u1ec7c du\u1ed7i th\u1eb3ng c\u00e1nh tay v\u1ec1 ph\u00eda tr\u01b0\u1edbc, sau \u0111\u00f3 \u0111\u00e2m s\u00e2u xu\u1ed1ng n\u01b0\u1edbc. Sau \u0111\u00f3, ng\u01b0\u1eddi b\u01a1i \u0111\u1ea9y c\u00e1nh tay v\u1ec1 ph\u00eda sau m\u1ea1nh nh\u1ea5t c\u00f3 th\u1ec3, gi\u1eef cho l\u00f2ng b\u00e0n tay vu\u00f4ng g\u00f3c v\u1edbi h\u01b0\u1edbng chuy\u1ec3n \u0111\u1ed9ng.<\/li>\n<li><strong>\u01afu \u0111i\u1ec3m:<\/strong> B\u01a1i s\u1ea3i tay s\u00e2u t\u1ea1o ra nhi\u1ec1u l\u1ef1c v\u00e0 s\u1ee9c \u0111\u1ea9y h\u01a1n so v\u1edbi b\u01a1i s\u1ea3i tay l\u01b0\u1edbt n\u01b0\u1edbc. \u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng ng\u01b0\u1eddi b\u01a1i n\u01b0\u1edbc r\u00fat c\u1ea7n nh\u1eefng c\u00fa b\u1ee9t t\u1ed1c m\u1ea1nh m\u1ebd.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">2. B\u01a1i s\u1ea3i tay l\u01b0\u1edbt n\u01b0\u1edbc:<\/h2>\n\n<ul class=\"wp-block-list\">\n<li><strong>M\u00f4 t\u1ea3:<\/strong> Trong b\u01a1i s\u1ea3i tay l\u01b0\u1edbt n\u01b0\u1edbc, ng\u01b0\u1eddi b\u01a1i v\u01b0\u01a1n c\u00e1nh tay ra nh\u01b0ng sau \u0111\u00f3 g\u1eadp khu\u1ef7u tay, gi\u1eef c\u00e1nh tay \u1edf v\u1ecb tr\u00ed cao trong n\u01b0\u1edbc. C\u1eb3ng tay u\u1ed1n cong v\u1ec1 ph\u00eda sau c\u01a1 th\u1ec3 theo h\u00ecnh ch\u1eef S.<\/li>\n<li><strong>\u01afu \u0111i\u1ec3m:<\/strong> B\u01a1i s\u1ea3i tay l\u01b0\u1edbt n\u01b0\u1edbc t\u1ea1o ra \u00edt l\u1ef1c c\u1ea3n h\u01a1n so v\u1edbi b\u01a1i s\u1ea3i tay s\u00e2u. \u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 hi\u1ec7u qu\u1ea3 h\u01a1n \u0111\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi b\u01a1i \u0111\u01b0\u1eddng d\u00e0i c\u1ea7n ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng trong th\u1eddi gian d\u00e0i.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">X\u00e1c \u0111\u1ecbnh ki\u1ec3u b\u01a1i t\u1ed1i \u01b0u<\/h2>\n\n<p>Ki\u1ec3u b\u01a1i t\u1ef1 do n\u00e0o t\u1ed1t h\u01a1n? C\u00e2u tr\u1ea3 l\u1eddi kh\u00f4ng \u0111\u01a1n gi\u1ea3n v\u00e0 ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 s\u1edf tr\u01b0\u1eddng c\u1ee7a t\u1eebng ng\u01b0\u1eddi b\u01a1i, c\u1ef1 ly v\u00e0 chi\u1ebfn l\u01b0\u1ee3c \u0111ua.<\/p>\n\n<h2 class=\"wp-block-heading\">1. Hi\u1ec7u qu\u1ea3 v\u00e0 l\u1ef1c c\u1ea3n:<\/h2>\n\n<p>C\u00e1c nghi\u00ean c\u1ee9u \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng b\u01a1i s\u1ea3i tay s\u00e2u th\u01b0\u1eddng hi\u1ec7u qu\u1ea3 h\u01a1n b\u01a1i s\u1ea3i tay l\u01b0\u1edbt n\u01b0\u1edbc v\u1ec1 m\u1ee9c ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng. Tuy nhi\u00ean, l\u1ef1c c\u1ea3n l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng trong b\u01a1i l\u1ed9i v\u00e0 l\u1ef1c c\u1ea3n gi\u1ea3m c\u1ee7a b\u01a1i s\u1ea3i tay l\u01b0\u1edbt n\u01b0\u1edbc c\u00f3 th\u1ec3 b\u00f9 \u0111\u1eafp cho l\u1ee3i th\u1ebf v\u1ec1 hi\u1ec7u qu\u1ea3 c\u1ee7a b\u01a1i s\u1ea3i tay s\u00e2u \u1edf nh\u1eefng c\u1ef1 ly d\u00e0i h\u01a1n.<\/p>\n\n<h2 class=\"wp-block-heading\">2. S\u1edf th\u00edch v\u00e0 kinh nghi\u1ec7m c\u1ee7a ng\u01b0\u1eddi b\u01a1i:<\/h2>\n\n<p>Cu\u1ed1i c\u00f9ng, vi\u1ec7c l\u1ef1a ch\u1ecdn ki\u1ec3u b\u01a1i th\u01b0\u1eddng ph\u1ee5 thu\u1ed9c v\u00e0o s\u1edf th\u00edch v\u00e0 kinh nghi\u1ec7m c\u1ee7a ng\u01b0\u1eddi b\u01a1i. V\u00ed d\u1ee5: Michael Phelps ch\u1ee7 y\u1ebfu s\u1eed d\u1ee5ng b\u01a1i s\u1ea3i tay l\u01b0\u1edbt n\u01b0\u1edbc, trong khi nhi\u1ec1u ng\u01b0\u1eddi b\u01a1i n\u01b0\u1edbc r\u00fat th\u00edch b\u01a1i s\u1ea3i tay s\u00e2u.<\/p>\n\n<h2 class=\"wp-block-heading\">3. C\u1ef1 ly \u0111ua:<\/h2>\n\n<p>\u0110\u1ed1i v\u1edbi nh\u1eefng c\u1ef1 ly ng\u1eafn h\u01a1n, s\u1ee9c m\u1ea1nh l\u1edbn h\u01a1n c\u1ee7a b\u01a1i s\u1ea3i tay s\u00e2u c\u00f3 th\u1ec3 mang l\u1ea1i l\u1ee3i th\u1ebf. \u0110\u1ed1i v\u1edbi nh\u1eefng c\u1ef1 ly d\u00e0i h\u01a1n, l\u1ef1c c\u1ea3n gi\u1ea3m c\u1ee7a b\u01a1i s\u1ea3i tay l\u01b0\u1edbt n\u01b0\u1edbc tr\u1edf n\u00ean c\u00f3 l\u1ee3i h\u01a1n.<\/p>\n\n<h2 class=\"wp-block-heading\">C\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 b\u01a1i s\u1ea3i tay<\/h2>\n\n<p>B\u1ea5t k\u1ec3 b\u1ea1n ch\u1ecdn ki\u1ec3u b\u01a1i n\u00e0o, \u0111\u1ec1u c\u00f3 nh\u1eefng k\u1ef9 thu\u1eadt \u0111\u1ec3 n\u00e2ng cao hi\u1ec7u qu\u1ea3 c\u1ee7a n\u00f3:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>V\u1ecb tr\u00ed c\u01a1 th\u1ec3 h\u1ee3p l\u00fd:<\/strong> Duy tr\u00ec v\u1ecb tr\u00ed c\u01a1 th\u1ec3 h\u1ee3p l\u00fd \u0111\u1ec3 gi\u1ea3m thi\u1ec3u l\u1ef1c c\u1ea3n. Gi\u1eef \u0111\u1ea7u th\u1eb3ng h\u00e0ng v\u1edbi c\u1ed9t s\u1ed1ng v\u00e0 gi\u1eef ph\u1ea7n th\u00e2n \u0111\u1ec3 \u1ed5n \u0111\u1ecbnh c\u01a1 th\u1ec3.<\/li>\n<li><strong>\u0110\u1ed9ng t\u00e1c tay \u0111\u00fang:<\/strong> \u0110\u1ed1i v\u1edbi b\u01a1i s\u1ea3i tay s\u00e2u, h\u00e3y du\u1ed7i th\u1eb3ng c\u00e1nh tay v\u1ec1 ph\u00eda tr\u01b0\u1edbc v\u00e0 \u0111\u00e2m s\u00e2u xu\u1ed1ng n\u01b0\u1edbc. \u0110\u1ed1i v\u1edbi b\u01a1i s\u1ea3i tay l\u01b0\u1edbt n\u01b0\u1edbc, h\u00e3y v\u01b0\u01a1n ng\u01b0\u1eddi v\u00e0 g\u1eadp khu\u1ef7u tay, gi\u1eef c\u00e1nh tay \u1edf v\u1ecb tr\u00ed cao v\u00e0 t\u1ea1o chuy\u1ec3n \u0111\u1ed9ng h\u00ecnh ch\u1eef S.<\/li>\n<li><strong>\u0110\u00e1 ch\u00e2n:<\/strong> S\u1eed d\u1ee5ng \u0111\u1ed9ng t\u00e1c \u0111\u00e1 ch\u00e2n m\u1ea1nh m\u1ebd v\u00e0 li\u00ean t\u1ee5c \u0111\u1ec3 \u0111\u1ea9y m\u00ecnh v\u1ec1 ph\u00eda tr\u01b0\u1edbc. \u0110\u00e1 ch\u00e2n v\u1eaby n\u01b0\u1edbc th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong b\u01a1i t\u1ef1 do.<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">M\u1eb9o \u0111\u1ec3 \u0111\u00e1nh b\u1ea1i Michael Phelps<\/h2>\n\n<p>M\u1eb7c d\u00f9 \u0111\u00e1nh b\u1ea1i Michael Phelps trong m\u1ed9t cu\u1ed9c \u0111ua t\u1ef1 do c\u00f3 v\u1ebb nh\u01b0 l\u00e0 m\u1ed9t nhi\u1ec7m v\u1ee5 b\u1ea5t kh\u1ea3 thi, nh\u01b0ng \u0111i\u1ec1u \u0111\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 kh\u00f4ng th\u1ec3. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t v\u00e0i m\u1eb9o:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Th\u00e0nh th\u1ea1o k\u1ef9 thu\u1eadt b\u01a1i:<\/strong> Ph\u00e1t tri\u1ec3n m\u1ed9t k\u1ef9 thu\u1eadt b\u01a1i t\u1ef1 do ho\u00e0n h\u1ea3o b\u1eb1ng c\u00e1ch luy\u1ec7n t\u1eadp th\u01b0\u1eddng xuy\u00ean v\u00e0 t\u00ecm ki\u1ebfm s\u1ef1 h\u01b0\u1edbng d\u1eabn c\u1ee7a m\u1ed9t hu\u1ea5n luy\u1ec7n vi\u00ean \u0111\u1ee7 tr\u00ecnh \u0111\u1ed9.<\/li>\n<li><strong>T\u1eadp luy\u1ec7n kh\u00f4ng ng\u1eebng:<\/strong> C\u1ed1ng hi\u1ebfn h\u1ebft m\u00ecnh cho vi\u1ec7c t\u1eadp luy\u1ec7n nghi\u00eam ng\u1eb7t \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9, s\u1ee9c b\u1ec1n v\u00e0 th\u1ec3 l\u1ef1c t\u1ed5ng th\u1ec3 c\u1ee7a b\u1ea1n.<\/li>\n<li><strong>Nghi\u00ean c\u1ee9u phong c\u00e1ch b\u01a1i c\u1ee7a Phelps:<\/strong> Ph\u00e2n t\u00edch k\u1ef9 thu\u1eadt b\u01a1i, chi\u1ebfn l\u01b0\u1ee3c \u0111ua v\u00e0 ch\u1ebf \u0111\u1ed9 t\u1eadp luy\u1ec7n c\u1ee7a Phelps \u0111\u1ec3 hi\u1ec3u s\u00e2u h\u01a1n v\u1ec1 s\u1ef1 th\u1ed1ng tr\u1ecb c\u1ee7a anh \u1ea5y.<\/li>\n<li><strong>T\u00ecm ki\u1ebfm ng\u01b0\u1eddi c\u1ed1 v\u1ea5n:<\/strong> H\u00e3y v\u00e2y quanh m\u00ecnh b\u1eb1ng nh\u1eefng ng\u01b0\u1eddi b\u01a1i, hu\u1ea5n luy\u1ec7n vi\u00ean v\u00e0 c\u1ed1 v\u1ea5n gi\u00e0u kinh nghi\u1ec7m, nh\u1eefng ng\u01b0\u1eddi c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 v\u00e0 h\u01b0\u1edbng d\u1eabn b\u1ea1n.<\/li>\n<li><strong>Kh\u00f4ng bao gi\u1edd b\u1ecf cu\u1ed9c:<\/strong> Con \u0111\u01b0\u1eddng d\u1eabn \u0111\u1ebfn th\u00e0nh c\u00f4ng trong b\u01a1i l\u1ed9i \u0111\u00f2i h\u1ecfi s\u1ef1 quy\u1ebft t\u00e2m v\u00e0 kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i kh\u00f4ng lay chuy\u1ec3n. \u0110\u1eebng bao gi\u1edd m\u1ea5t m\u1ee5c ti\u00eau c\u1ee7a m\u00ecnh, b\u1ea5t k\u1ec3 h\u00e0nh tr\u00ecnh ph\u00eda tr\u01b0\u1edbc c\u00f3 v\u1ebb kh\u00f3 kh\u0103n nh\u01b0 th\u1ebf n\u00e0o.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>\u0110\u00e2u l\u00e0 ki\u1ec3u b\u01a1i t\u1ef1 do hi\u1ec7u qu\u1ea3 nh\u1ea5t? Trong th\u1ebf gi\u1edbi b\u01a1i l\u1ed9i c\u1ea1nh tranh, ki\u1ec3u b\u01a1i t\u1ef1 do th\u1ed1ng tr\u1ecb v\u1edbi 14 n\u1ed9i dung thi \u0111\u1ea5u kh\u00e1c nhau&hellip;<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6551],"tags":[22831,22828,22832,22830,22829],"class_list":["post-17356","post","type-post","status-publish","format-standard","hentry","category-sports-science","tag-deep-catch-vs-scull","tag-freestyle-stroke","tag-stroke-efficiency","tag-michael-phelps","tag-swimming-technique"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/17356","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/comments?post=17356"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/17356\/revisions"}],"predecessor-version":[{"id":17357,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/posts\/17356\/revisions\/17357"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/media?parent=17356"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/categories?post=17356"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/vi\/wp-json\/wp\/v2\/tags?post=17356"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}