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Did you know?
Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.
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The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.
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There are more bacteria in your mouth than there are people in the world.
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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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There are approximately 3 million unintended pregnancies in the United States each year.
![Zonal wind speeds on Uranus. Shaded areas show the southern collar and its future northern counterpa](https://biology-forums.com/gallery/47/medium_12359_13_01_13_4_49_23.png)
![Skin testing. Note the spot labeled H, which is the positive histamine control, and the spot labeled ...](https://biology-forums.com/gallery/31/medium_398119_12_07_17_5_16_13_316372001.jpeg)