{"id":14239,"date":"2023-08-01T01:24:01","date_gmt":"2023-08-01T01:24:01","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=14239"},"modified":"2023-08-01T01:24:01","modified_gmt":"2023-08-01T01:24:01","slug":"artificial-gravity-bed-rest-study-improves-health-for-astronauts-and-people-on-earth","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/ro\/science\/space-science\/artificial-gravity-bed-rest-study-improves-health-for-astronauts-and-people-on-earth\/","title":{"rendered":"Voluntari petrec 60 de zile \u00een pat pentru a simula condi\u021biile din spa\u021biu"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Voluntari petrec 60 de zile \u00een pat pentru a simula condi\u021biile spa\u021biale<\/h2>\n\n<p><strong>Astronau\u021bii<\/strong> se confrunt\u0103 cu numeroase provoc\u0103ri \u00een spa\u021biu, inclusiv efectele <strong>microgravita\u021biei<\/strong> asupra corpurilor lor. <strong>Densitatea osoas\u0103<\/strong> scade, mu\u0219chii se atrofiaz\u0103, iar fluidele corporale se deplaseaz\u0103, duc\u00e2nd la probleme de vedere.<\/p>\n\n<p>Pentru a combate aceste efecte, 12 <strong>voluntari<\/strong> particip\u0103 la studiul Repaus la pat cu gravitate artificial\u0103 \u0219i exerci\u021bii de ciclism (BRACE). Realizat de Institutul de Medicin\u0103 \u0219i Fiziologie Spa\u021bial\u0103 (MEDES) \u0219i sus\u021binut de <strong>Agen\u021bia Spa\u021bial\u0103 European\u0103 (ESA)<\/strong> \u0219i Agen\u021bia Spa\u021bial\u0103 Francez\u0103 (CNES), studiul investigheaz\u0103 efectele <strong>gravita\u021biei artificiale<\/strong> asupra <strong>astronau\u021bilor<\/strong>.<\/p>\n\n<h2 class=\"wp-block-heading\">Designul studiului<\/h2>\n\n<p>Participan\u021bii, b\u0103rba\u021bi s\u0103n\u0103to\u0219i cu v\u00e2rste cuprinse \u00eentre 20 \u0219i 45 de ani, sunt \u00eemp\u0103r\u021bi\u021bi \u00een trei grupuri:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Grupul de control: repaus la pat timp de 60 de zile<\/li>\n<li>Repaus la pat cu ciclism: repaus la pat \u0219i exerci\u021bii regulate pe o biciclet\u0103 sta\u021bionar\u0103<\/li>\n<li>Repaus la pat cu ciclism \u0219i <strong>centrifug\u0103<\/strong>: repaus la pat, ciclism \u0219i centrifugare periodic\u0103 \u00eentr-o <strong>centrifug\u0103<\/strong> pentru a simula <strong>gravita\u021bia artificial\u0103<\/strong><\/li>\n<\/ul>\n\n<p>To\u021bi participan\u021bii trebuie s\u0103 \u00ee\u0219i \u021bin\u0103 cel pu\u021bin un um\u0103r pe pat \u00een permanen\u021b\u0103. Vor primi pl\u0103\u021bi de 19.300 de dolari pe parcursul a patru ani.<\/p>\n\n<h2 class=\"wp-block-heading\">M\u0103sur\u0103tori fiziologice<\/h2>\n\n<p>\u00cenainte \u0219i dup\u0103 perioada de repaus la pat de 60 de zile, cercet\u0103torii vor efectua o serie de teste fiziologice, inclusiv:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>S\u0103n\u0103tate neurologic\u0103<\/li>\n<li>S\u0103n\u0103tate cardiovascular\u0103<\/li>\n<li>S\u0103n\u0103tate metabolic\u0103<\/li>\n<li>S\u0103n\u0103tate muscular\u0103<\/li>\n<li>S\u0103n\u0103tate osoas\u0103<\/li>\n<li>Evalu\u0103ri urinare, sanguine, oftalmologice \u0219i psihologice<\/li>\n<\/ul>\n\n<p>Aceste m\u0103sur\u0103tori \u00eei vor ajuta pe oamenii de \u0219tiin\u021b\u0103 s\u0103 \u00een\u021beleag\u0103 efectele <strong>gravita\u021biei artificiale<\/strong> asupra corpului uman.<\/p>\n\n<h2 class=\"wp-block-heading\">Aplica\u021bii pentru spa\u021biu \u0219i P\u0103m\u00e2nt<\/h2>\n\n<p><strong>Gravita\u021bia artificial\u0103<\/strong> ar putea \u00eembun\u0103t\u0103\u021bi s\u0103n\u0103tatea <strong>astronau\u021bilor<\/strong> \u00een misiunile spa\u021biale de lung\u0103 durat\u0103. De asemenea, poate avea aplica\u021bii pentru persoanele de pe P\u0103m\u00e2nt, cum ar fi:<\/p>\n\n<ul class=\"wp-block-list\">\n<li>Persoane v\u00e2rstnice<\/li>\n<li>Pacien\u021bi imobiliza\u021bi la pat<\/li>\n<li>Persoane cu afec\u021biuni musculo-scheletice<\/li>\n<li>Persoane cu osteoporoz\u0103<\/li>\n<\/ul>\n\n<p>Studiile de <strong>repaus la pat<\/strong> precum BRACE ofer\u0103 informa\u021bii valoroase despre efectele imobiliz\u0103rii asupra corpului uman. Aceast\u0103 cercetare poate fi aplicat\u0103 \u00een programele de reabilitare pentru pacien\u021bii care se recupereaz\u0103 dup\u0103 o interven\u021bie chirurgical\u0103 sau o boal\u0103 grav\u0103.<\/p>\n\n<h2 class=\"wp-block-heading\">Ciclismul \u00een pat \u00eembun\u0103t\u0103\u021be\u0219te s\u0103n\u0103tatea oaselor astronau\u021bilor<\/h2>\n\n<p>Studiul BRACE este primul din Europa care include ciclismul ca parte a protocolului de <strong>repaus la pat<\/strong>. Cercet\u0103torii consider\u0103 c\u0103 <strong>ciclismul<\/strong> poate ajuta la men\u021binerea <strong>densit\u0103\u021bii osoase<\/strong> la <strong>astronau\u021bi<\/strong>.<\/p>\n\n<p>Studii anterioare au ar\u0103tat c\u0103 <strong>repausul la pat<\/strong> poate duce la o sc\u0103dere a <strong>densit\u0103\u021bii osoase<\/strong> cu 1-1,5% pe lun\u0103. Aceasta este o preocupare important\u0103 pentru <strong>astronau\u021bi<\/strong>, care pot petrece luni sau chiar ani \u00een spa\u021biu.<\/p>\n\n<p><strong>Ciclismul<\/strong> este un exerci\u021biu de sus\u021binere a greut\u0103\u021bii care poate ajuta la men\u021binerea <strong>densit\u0103\u021bii osoase<\/strong>. Prin \u00eencorporarea <strong>ciclismului<\/strong> \u00een studiul BRACE, cercet\u0103torii sper\u0103 s\u0103 afle mai multe despre efectele <strong>gravita\u021biei artificiale<\/strong> asupra <strong>s\u0103n\u0103t\u0103\u021bii osoase<\/strong>.<\/p>\n\n<h2 class=\"wp-block-heading\">Ciclismul cu gravitate artificial\u0103 \u00eembun\u0103t\u0103\u021be\u0219te s\u0103n\u0103tatea cardiovascular\u0103 a astronau\u021bilor<\/h2>\n\n<p>Ciclismul cu <strong>gravita\u021bie artificial\u0103<\/strong> poate \u00eembun\u0103t\u0103\u021bi, de asemenea, s\u0103n\u0103tatea cardiovascular\u0103 a <strong>astronau\u021bilor<\/strong>. \u00cen spa\u021biu, lipsa gravita\u021biei face ca fluidele corporale s\u0103 se deplaseze, pun\u00e2nd presiune pe inim\u0103 \u0219i vasele de s\u00e2nge. Acest lucru poate duce la o sc\u0103dere a volumului sanguin \u0219i la o sc\u0103dere a tensiunii arteriale.<\/p>\n\n<p>Ciclismul cu <strong>gravita\u021bie artificial\u0103<\/strong> poate ajuta la contracararea acestor efecte prin cre\u0219terea fluxului sanguin \u0219i men\u021binerea tensiunii arteriale. Acest lucru poate reduce riscul de probleme cardiovasculare pentru <strong>astronau\u021bi<\/strong> \u00een misiunile spa\u021biale de lung\u0103 durat\u0103.<\/p>\n\n<h2 class=\"wp-block-heading\">Concluzie<\/h2>\n\n<p>Studiul BRACE ofer\u0103 informa\u021bii valoroase despre efectele <strong>gravita\u021biei artificiale<\/strong> asupra corpului uman. Aceast\u0103 cercetare ar putea duce la noi modalit\u0103\u021bi de \u00eembun\u0103t\u0103\u021bire a s\u0103n\u0103t\u0103\u021bii <strong>astronau\u021bilor<\/strong> \u00een spa\u021biu \u0219i a persoanelor de pe P\u0103m\u00e2nt cu mobilitate limitat\u0103.<\/p>","protected":false},"excerpt":{"rendered":"<p>Voluntari petrec 60 de zile \u00een pat pentru a simula condi\u021biile spa\u021biale Astronau\u021bii se confrunt\u0103 cu numeroase provoc\u0103ri \u00een spa\u021biu, inclusiv efectele microgravita\u021biei asupra corpurilor lor. Densitatea osoas\u0103 scade, mu\u0219chii&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[476],"tags":[666,1231,19121,434,2390,19122,19120,504],"class_list":["post-14239","post","type-post","status-publish","format-standard","hentry","category-space-science","tag-life-science-art","tag-astronauts","tag-bone-density","tag-space-exploration","tag-artificial-gravity","tag-health-innovation","tag-bed-rest","tag-cardiovascular-health"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts\/14239","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/comments?post=14239"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts\/14239\/revisions"}],"predecessor-version":[{"id":14240,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/posts\/14239\/revisions\/14240"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/media?parent=14239"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/categories?post=14239"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/ro\/wp-json\/wp\/v2\/tags?post=14239"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}