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Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

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A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

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Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Steroid hormone interacting with an intracellular receptor. Steroid hormone interacting with an intracellular receptor.
The structure of the lacrimal apparatus. The structure of the lacrimal apparatus.
Hormone and Hormone Antagonists Used for Neoplasia Hormone and Hormone Antagonists Used for Neoplasia
The lacrimal apparatus. The lacrimal apparatus.
Control of Hormone Secretion Control of Hormone Secretion
Antidiuretic hormone regulates water excretion from the kidneys Antidiuretic hormone regulates water excretion from the kidneys
Video: Erythropoietin (EPO)

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