25 Amazing Facts About Your Heart That Are Hard To Beat
Did you know that when a choir sings their heart rates synchronize? These are 25 amazing facts about your heart that are hard to beat!
20. During an average lifetime, the heart will pump nearly 1.5 million barrels of bloodâ€”enough to fill 200 train tank cars.
15. It has even been found in 3,000 years old mummies
10. The first pacemakers plugged into the wall
5. A woman’s heart typically beats faster than a man’s
Read more: http://list25.com/25-amazing-facts-about-your-heart-that-are-hard-to-beat/
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