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Vaccines prevent between 2.5 and 4 million deaths every year.
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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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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.
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Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.