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Turns Out, the Organ's Rhythmic Beat Might Keep the Disease at Bay, a Mouse Study Finds</title><link>https://www.smithsonianmag.com/smart-news/cancer-is-somehow-rare-in-the-heart-turns-out-the-organs-rhythmic-beat-might-keep-the-disease-at-bay-a-mouse-study-finds-180988666/</link><description>Less than 1 percent of cancers start in the heart, and disease that begins elsewhere seldom spreads to the blood-pumping organ. 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