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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.
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There are more sensory neurons in the tongue than in any other part of the body.
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The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.