Data Types. Variables are placeholders used to store values; they have names and data types. The data type of a variable determines how the bits representing those values are stored in the computer's memory. When you declare a variable, you can also supply a data type for it.
The differences between jogging and running are not clear-cut. In fact, the words are often used interchangeably. According to the Better Health Channel, the main difference between running and jogging is intensity. Runners sometimes jog for a while before a race or a long run to get their muscles loose.
Running and racewalking burn more calories per mile. Running burns more calories per mile than walking, likely due to the effort of the lift phase, which raises both feet off the ground at the same time during running.