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When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).
Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
Medication errors are more common among seriously ill patients than with those with minor conditions.
The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.
About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.