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Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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The familiar sounds of your heart are made by the heart's valves as they open and close.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.