17 Interesting human body facts about the human heart

Heart beats over 100,000 times a day and over two billion times in a lifetime. Tweet This

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Squeezing a tennis ball really hard is roughly equal to the force your heart pumps out blood. Tweet This

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Heart would pump over 1 million barrels of blood in lifetime. Tweet This

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Heart pumps in a lifetime enough blood to fill 100 Olympic-size swimming pools or two oil super tankers! Tweet This

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Four special valves in human heart make blood to flow the right way. Tweet This

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Right side of heart pumps blood up into lungs and into left side of heart, which in turn pumps blood out to entire body. Tweet This

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A spot in your heart, named the SA node, sends electric impulses into the rest of your heart, thus provoking contractions. Tweet This

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The human heart creates enough pressure when it pumps blood, that it could squirt blood 30 feet (over 9m). Tweet This

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People have a normal pulse at 65-70 beats a minute. Quite slow, compared with hummingbirds and their pulse of 1,250 a minute! Tweet This

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Aorta has the diameter of a garden hose. Tweet This

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Women’s hearts beat a bit faster than men’s because on average women tend to weigh less and have less blood. Tweet This

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The only vein to transport oxygen-rich blood is the pulmonary vein (from lungs to heart). Tweet This

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The only artery to transport oxygen-poor blood is the pulmonary artery (from heart to lungs). Tweet This

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Each heart attacks forms scar tissue, which doesn’t squeeze like muscle anymore and could cause troubles including heart failure. Tweet This

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Risk of heart attack is greatest on Monday. Tweet This

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Contrary to common belief, defibrillator will not re-start heart that completely stopped beating. Tweet This

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It takes about 20 seconds for a red blood cell to circle the whole body. Tweet This

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