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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.