{"id":1354,"date":"2026-08-23T06:14:26","date_gmt":"2026-08-23T03:14:26","guid":{"rendered":"https:\/\/hala-care.com\/articles\/this-shark-can-live-400-years-its-eyes-barely-seem-to-age\/"},"modified":"2026-08-23T06:14:26","modified_gmt":"2026-08-23T03:14:26","slug":"this-shark-can-live-400-years-its-eyes-barely-seem-to-age","status":"publish","type":"post","link":"https:\/\/hala-care.com\/articles\/this-shark-can-live-400-years-its-eyes-barely-seem-to-age\/","title":{"rendered":"This shark can live 400 years. Its eyes barely seem to age"},"content":{"rendered":"<p>Greenland sharks may live for 400 years without suffering the kind of retinal decline normally associated with aging. Researchers found healthy eye tissue and active proteins specially adapted for seeing blue light in the dim Arctic depths. DNA repair mechanisms may help keep their eyes functioning across centuries. The discovery could eventually offer new clues for protecting human vision as we age.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Greenland sharks may live for 400 years without suffering the kind of retinal decline normally associated with aging. Researchers found healthy eye tissue and active&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1354","post","type-post","status-publish","format-standard","hentry","category-blog"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>This shark can live 400 years. Its eyes barely seem to age - \u0645\u0643\u062a\u0628\u0629 \u0647\u0644\u0627 \u0643\u064a\u0631 \u0627\u0644\u0637\u0628\u064a\u0629<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hala-care.com\/articles\/this-shark-can-live-400-years-its-eyes-barely-seem-to-age\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"This shark can live 400 years. Its eyes barely seem to age - \u0645\u0643\u062a\u0628\u0629 \u0647\u0644\u0627 \u0643\u064a\u0631 \u0627\u0644\u0637\u0628\u064a\u0629\" \/>\n<meta property=\"og:description\" content=\"Greenland sharks may live for 400 years without suffering the kind of retinal decline normally associated with aging. Researchers found healthy eye tissue and active...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hala-care.com\/articles\/this-shark-can-live-400-years-its-eyes-barely-seem-to-age\/\" \/>\n<meta property=\"og:site_name\" content=\"\u0645\u0643\u062a\u0628\u0629 \u0647\u0644\u0627 \u0643\u064a\u0631 \u0627\u0644\u0637\u0628\u064a\u0629\" \/>\n<meta property=\"article:published_time\" content=\"2026-08-23T03:14:26+00:00\" \/>\n<meta name=\"author\" content=\"abdelghany1191\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"abdelghany1191\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/hala-care.com\/articles\/this-shark-can-live-400-years-its-eyes-barely-seem-to-age\/\",\"url\":\"https:\/\/hala-care.com\/articles\/this-shark-can-live-400-years-its-eyes-barely-seem-to-age\/\",\"name\":\"This shark can live 400 years. 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