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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).
More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.
Blood is approximately twice as thick as water because of the cells and other components found in it.
More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.