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Cyanide works by making the human body unable to use oxygen.
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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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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").