26 Facts About Human Body

Nature has produced many wondrous things, but few are more amazing than the human body. From your hard-working heart to your incredible brain, here are 26 facts to surprise you.

HARD-WORKING HEART

The heart is the hardest working muscle in the body. Every day, it creates enough energy to drive a semi-truck over 18 miles (30 kilometers). Over a lifetime, that’s equivalent to driving to the moon and back.

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