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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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).
The human body produces and destroys 15 million blood cells every second.
Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.