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Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.
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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
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The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.
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Illicit drug use costs the United States approximately $181 billion every year.