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Did you know?
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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The average adult has about 21 square feet of skin.
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According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.
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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.