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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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Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.
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Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).
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There are more nerve cells in one human brain than there are stars in the Milky Way.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.