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Asthma cases in Americans are about 75% higher today than they were in 1980.

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The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

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There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

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As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

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Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Rates of water loss by two turtles and a tortoise indicate an inverse relationship between the dryne Rates of water loss by two turtles and a tortoise indicate an inverse relationship between the dryne
From left to right: Size development, biometrical changes in the cranium, reduction of toes ... From left to right: Size development, biometrical changes in the cranium, reduction of toes ...
Pink-eared Duck - At Central Park Zoo, New York, USA Pink-eared Duck - At Central Park Zoo, New York, USA
Loss of Indian Lands, 1850–2010 Loss of Indian Lands, 1850–2010
Screening for Near Vision Acuity Screening for Near Vision Acuity
How to calculate the gain and loss gene numbers with low bootstrap of phylogenetic tree? How to calculate the gain and loss gene numbers with low bootstrap of phylogenetic tree?
Video: Corpus Callosum Animation

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