As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.
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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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The familiar sounds of your heart are made by the heart's valves as they open and close.
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The FDA recognizes 118 routes of administration.
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More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.