I don't know who I am today. I woke this morning really tired but couldn't get more than three sips of coffee down. I decided to chug water, have a slice of toast, and then headed out for a run. "Run," you heard that right. It wasn't like my old runs where they'd last an hour + or match a 9:00 min pace, but it was still a run. After resting my body for a good year, ...