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The average office desk has 400 times more bacteria on it than a toilet.
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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
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Human kidneys will clean about 1 million gallons of blood in an average lifetime.
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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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Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.