Every day, the average human heart pumps about 2,000 gallons of blood through the body’s roughly 60,000 miles of blood vessels. Additionally, doctors can replace joints, the heart, arms, and legs with synthetics, but blood can’t be synthesized.
Blood (8/26)
Rex Trulove
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These are so interesting and makes me want answers.
A lot of doctors would love to have the answers, too.