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Did you know?
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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Asthma cases in Americans are about 75% higher today than they were in 1980.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.
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The familiar sounds of your heart are made by the heart's valves as they open and close.