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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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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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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.
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About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.