The human heart beats up to 3 billion times over an average lifespan. Learn about the anatomy of the heart and how this muscular organ provides life-giving oxygen throughout the body.
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Heart 101 | National Geographic
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National Geographic
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Heart 101 | National Geographic
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national geographicnat geonatgeoanimalswildlifescienceexplorediscoversurvivalnaturedocumentaryheartsheart attackheartbeatmyocardial infarctiondiseaseanatomyPLivjPDlt6ApRfQqtRw7JkGCLvezGeMBB2PLivjPDlt6ApRiBHpsyXWG22G8RPNZ6jlbPLivjPDlt6ApS90YoAu-T8VIj6awyflIymPLivjPDlt6ApRpidjp1zjROOCKru-89Q1_human heart beats3 billion times3 billion times over an average lifespanlife-giving oxygenmuscular organHeart 101101anatomy of the heartaverage lifespan
