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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Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.
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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.
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There are more sensory neurons in the tongue than in any other part of the body.
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Your heart beats over 36 million times a year.
Changes that occur during an action potential.
Otitis media. This illustration shows an inflamed tympanic cavity, which is the most common source o
Common STIs in the United States
By age 3, children develop scripts for common events such as eating at a restaurant.