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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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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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Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
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The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.