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The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

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In 1864, the first barbiturate (barbituric acid) was synthesized.

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It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

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Excessive alcohol use costs the country approximately $235 billion every year.

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