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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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The types of cancer that alpha interferons are used to treat include hairy cell leukemia, melanoma, follicular non-Hodgkin's lymphoma, and AIDS-related Kaposi's sarcoma.

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Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

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The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

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The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.

The visual field as seen by a person with (a) glaucoma, (b) macular degeneration, and (c) cataracts. The visual field as seen by a person with (a) glaucoma, (b) macular degeneration, and (c) cataracts.
(a) Pronghorn, native grazers of the temperate grasslands of North America. (a) Pronghorn, native grazers of the temperate grasslands of North America.
A scene from a kelp forest off the west coast of North America. Like terrestrial forests, kelp fores A scene from a kelp forest off the west coast of North America. Like terrestrial forests, kelp fores
Gecarcinus quadratus, a land crab from Central and South America Gecarcinus quadratus, a land crab from Central and South America
Ethnic Groups of Eastern North America, 1750 Ethnic Groups of Eastern North America, 1750
Latin America in the Global Economy Latin America in the Global Economy
Video: Cognitive development by Piaget (Preoperational stage or intelligence)

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