|
|
Everyone has one nostril that is larger than the other.
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).
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.