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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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Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.
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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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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.