The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
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Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.
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There are more bacteria in your mouth than there are people in the world.
Pancreatitis. Inflammation of the pancreas may be the result of a bacterial infection, trauma, or ch
Tuberculosis. Microphotograph of the Mycobacterium tuberculosis, the cause of the disease TB.