The DNA molecule contains a lot of chemical structures that tell the ribosomes how to create new proteins (that have a lot of functions).
Plus, you can benefit from fat burning even after your run as your body keeps burning fat for 2 to 3 hours after finishing a run. If you want to shed a few pounds, make sure you only ingest liquids and maybe a little protein during that time frame. Training on an empty stomach.
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.