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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.
Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.
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.