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It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

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Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

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According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

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If all the neurons in the human body were lined up, they would stretch more than 600 miles.

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Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Three ways that factors affect mortality in response to changes in population density. Three ways that factors affect mortality in response to changes in population density.
Environmental factors restricting the distribution of Chthamalus to the upper intertidal zone. Environmental factors restricting the distribution of Chthamalus to the upper intertidal zone.
Hormonal and nervous factors influencing blood pressure Hormonal and nervous factors influencing blood pressure
Overview of factors affecting renin release: (a) activation of the sympathetic nervous system; (b) ... Overview of factors affecting renin release: (a) activation of the sympathetic nervous system; (b) ...
Stroke Risk Factors Stroke Risk Factors
Meteorological Factors Affecting Air Pollution Meteorological Factors Affecting Air Pollution
Video: Generalized life cycles for plants and animals Animation

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