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Did you know?
Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.
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Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.
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The human body produces and destroys 15 million blood cells every second.
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There are 20 feet of blood vessels in each square inch of human skin.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.