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Illicit drug use costs the United States approximately $181 billion every year.
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More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.