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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

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According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.

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Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

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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 documented use of surgical anesthesia in the United States was in Connecticut in 1844.

This photo captures an extreme form of family socialization. The father seems to be more emotionally ... This photo captures an extreme form of family socialization. The father seems to be more emotionally ...
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A predatory fungus (Arthrobotrys) that captures and feeds on roundworms A predatory fungus (Arthrobotrys) that captures and feeds on roundworms
Video: The pH scale - Strong acids and Weak acids

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