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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.
The use of salicylates dates back 2,500 years to Hippocrates's recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.
Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
Everyone has one nostril that is larger than the other.
The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.