Transition from Walking to Running

This one is for the readers: How do you know that someone has transitioned from walking fast to running?

Leave your guesses in the comments.

This entry was posted on Tuesday, April 1st, 2008 at 7:24 am and is filed under School. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.