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There are approximately 3 million unintended pregnancies in the United States each year.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.