Last week, I did something to my foot. I feel like I'm in good company here, so I'll just tell you what sort of stupidity caused it. I was in the middle of daydreaming while listening to music, and was dancing ferociously.  The problem is...I don't normally dance. Ever. So I woke up the next day with what felt like a nerve out of place, causing pain in my foot for several days. Have you ever hurt…