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The average office desk has 400 times more bacteria on it than a toilet.

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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

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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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In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

Ancestral versus shared derived characters involving morphological traits. Ancestral versus shared derived characters involving morphological traits.
An individual's performance can be limited by environmental conditions, such as temperature. Ac An individual's performance can be limited by environmental conditions, such as temperature. Ac
Sample Exercise Program for Limited Older Adults (cont.) Sample Exercise Program for Limited Older Adults (cont.)
(a) Varicella zoster virus recurring as shingles, a painful rash limited to an area enervated by 1 ... (a) Varicella zoster virus recurring as shingles, a painful rash limited to an area enervated by 1 ...
Macro-, Meso-, Micro-Levels of Society Macro-, Meso-, Micro-Levels of Society
Structures and names of the nucleosides and nucleotides of RNA and DNA Structures and names of the nucleosides and nucleotides of RNA and DNA
Video: Cellular defenses (natural killer cells, phagocyte types & process of phagocytosis)

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