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Everyone has one nostril that is larger than the other.
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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