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Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
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Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.
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Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.