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There are more bacteria in your mouth than there are people in the world.
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On average, the stomach produces 2 L of hydrochloric acid per day.
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Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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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.