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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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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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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.