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Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Did you know?
Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.
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The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.
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The average adult has about 21 square feet of skin.
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There are approximately 3 million unintended pregnancies in the United States each year.