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Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

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There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

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Excessive alcohol use costs the country approximately $235 billion every year.

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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

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Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Saline Groundwater in the United States Saline Groundwater in the United States
The human eye, a product of 600 million years of evolution (Lamb, Collin, & Pugh, 2007). The human eye, a product of 600 million years of evolution (Lamb, Collin, & Pugh, 2007).
Heat Stress and Wind Chill: Indices of Human Discomfort Heat Stress and Wind Chill: Indices of Human Discomfort
The human chromosome set The human chromosome set
Fraction of obese individuals by state in 1998 and 2008. In 1998, 42 states had obesity rates below Fraction of obese individuals by state in 1998 and 2008. In 1998, 42 states had obesity rates below
Human and great ape chromosome evolution Human and great ape chromosome evolution
Video: Digestive chemicals - water, gastric acid, bile & bicarbonate

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