Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

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More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

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More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.

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