Did you know?

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.

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The longest a person has survived after a heart transplant is 24 years.

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More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.

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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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More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

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