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Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).

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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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Human kidneys will clean about 1 million gallons of blood in an average lifetime.

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In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

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Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

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Why did these young volunteers of the First Virginia Militia join the Confederate army in 1861? “It Why did these young volunteers of the First Virginia Militia join the Confederate army in 1861? “It
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The line with the equation y=5x+12 intersects the parabola with equation y=xsqared+7x-3 at the ... The line with the equation y=5x+12 intersects the parabola with equation y=xsqared+7x-3 at the ...
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Video: Inflammation and Fever

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