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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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For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

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Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

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There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Long-day stimulation of flower development in Arabidopsis. Long-day stimulation of flower development in Arabidopsis.
Tooth development and eruption are commonly used to assess age in the subadult skeleton. Deciduous ( Tooth development and eruption are commonly used to assess age in the subadult skeleton. Deciduous (
The process of learning to read involves physical and socioemotional development, changes in the ... The process of learning to read involves physical and socioemotional development, changes in the ...
Polyps, or abnormal growths, on the lining of the large intestine may indicate early stages of colon Polyps, or abnormal growths, on the lining of the large intestine may indicate early stages of colon
Critical Periods of Development Critical Periods of Development
Stages of development in vertebrates. Stages of development in vertebrates.
Video: baroreceptors

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