Your Heart and Arteries
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Watch this video about your heart and arteries on HowStuffWorks. Scientists are searching for a gene that causes aneurysms, and what effect it may have on other areas of the heart. Learn about your... (more info)

Watch this video about your heart and arteries on HowStuffWorks. Scientists are searching for a gene that causes aneurysms, and what effect it may have on other areas of the heart. Learn about your heart in this video from ScienCentral.

Related Article: How Your Heart Works

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