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Did you know?
The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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There are 20 feet of blood vessels in each square inch of human skin.
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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
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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.