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Did you know?
Vaccines prevent between 2.5 and 4 million deaths every year.
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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.
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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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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
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Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.