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Did you know?
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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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
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In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.
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There are more bacteria in your mouth than there are people in the world.
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There are 60,000 miles of blood vessels in every adult human.