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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

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

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If all the neurons in the human body were lined up, they would stretch more than 600 miles.

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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

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