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Blood is approximately twice as thick as water because of the cells and other components found in it.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.
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The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).
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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.