{"id":800,"date":"2004-12-08T09:04:00","date_gmt":"2004-12-08T08:04:00","guid":{"rendered":"https:\/\/kids.esa.int\/bone_loss\/"},"modified":"2026-10-08T00:32:24","modified_gmt":"2026-10-07T22:32:24","slug":"bone_loss","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/de\/bone_loss\/","title":{"rendered":"Knochenschwund"},"content":{"rendered":"<div class=\"lede\">\n<p>50% der Frauen \u00fcber 60 Jahre leiden unter Glasknochen. Unter dem Mikroskop sieht dies so aus, als w\u00fcrde der Kern der Knochen aufgefressen werden. Dadurch k\u00f6nnen H\u00fcfte, Handgelenk oder Wirbels\u00e4ule leichter brechen. H\u00e4ufig liegen diesem Problem Krankheit und mangelnde Bewegung zugrunde.<\/p>\n<\/div>\n<p>Ein \u00e4hnliches Problem tritt auch in der Schwerelosigkeit im Weltraum auf, wo selbst die j\u00fcngsten und ges\u00fcndesten Raumfahrer unter Knochenschwund leiden.<\/p>\n<p>Die Weltraumforschung hilft den Wissenschaftlern, diesen Vorgang zu verstehen und ein Mittel dagegen zu finden.<\/p>\n<p>Es werden beispielsweise Freiwillige untersucht, die viele Wochen im Bett liegen bleiben. Solche Bettruhestudien zeigen auf, wie sich die Knochen ver\u00e4ndern, wenn sie nicht belastet werden.<\/p>\n<p>Au\u00dferdem entwickelt die ESA neue Trainingsger\u00e4te und medizinische Ausr\u00fcstungen, die sowohl auf der Erde als auch im Weltraum genutzt werden k\u00f6nnen.<\/p>\n<p>Eines der auf ESA-Schwerelosigkeitsfl\u00fcgen getesteten Ger\u00e4te ist eine 'Schrittmaschine'. Mit einem anderen Ger\u00e4t wird das normale Laufen und Rennen nachgeahmt und die Wirkung der Schwingungen auf die Knochen getestet.<\/p>","protected":false},"excerpt":{"rendered":"<p>50% of women over 60 years of age suffer from brittle bones. As seen through a microscope, the centre of the bone seems to be eaten away. This leads to [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"esa_banner_image":"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2004\/04\/keeping_fit4\/17877404-2-eng-GB\/Keeping_fit.jpg","esa_banner_description":"Keeping fit","esa_banner_credit":"AP Photo\/Michel Euler","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2004\/04\/Keeping_fit4","esa_external_url":"","esa_external_new_window":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":true},"categories":[10,13,63],"tags":[2],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-800","post","type-post","status-publish","format-standard","hentry","category-learn","category-life-in-space","category-living-in-space","tag-background-article"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/de\/wp-json\/wp\/v2\/posts\/800","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/de\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/de\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/de\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/de\/wp-json\/wp\/v2\/comments?post=800"}],"version-history":[{"count":1,"href":"https:\/\/kids.esa.int\/de\/wp-json\/wp\/v2\/posts\/800\/revisions"}],"predecessor-version":[{"id":1943,"href":"https:\/\/kids.esa.int\/de\/wp-json\/wp\/v2\/posts\/800\/revisions\/1943"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/de\/wp-json\/wp\/v2\/media?parent=800"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/de\/wp-json\/wp\/v2\/categories?post=800"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/de\/wp-json\/wp\/v2\/tags?post=800"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/de\/wp-json\/wp\/v2\/panel?post=800"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/de\/wp-json\/wp\/v2\/language?post=800"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/de\/wp-json\/wp\/v2\/age?post=800"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/de\/wp-json\/wp\/v2\/duration?post=800"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/de\/wp-json\/wp\/v2\/resource_type?post=800"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/de\/wp-json\/wp\/v2\/audience?post=800"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/de\/wp-json\/wp\/v2\/wf_post_folders?post=800"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}