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Did you know?
In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.
Did you know?
The average office desk has 400 times more bacteria on it than a toilet.
Did you know?
Excessive alcohol use costs the country approximately $235 billion every year.
Did you know?
The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.
Did you know?
The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.