This past Sunday, I ran for the third consecutive year in the Women's Running Magazine Women's Half Marathon in St. Petersburg, Florida. The Women's Half is the first half-marathon I ever ran, so it is a somewhat sentimental race for me. In the past two years, I'd trained exclusively for this race in the months leading up to it. This year, however, I had trained mainly for the Chicago Marathon, which occurred about six weeks prior to this race. So those six weeks were not terribly focused or dedicated training weeks; they were more like let's-see-what-I-can-pull-out-of-this-body-before-the-race weeks. I did manage to pull out some long runs, and I even improved my pace since the marathon. But having only given my body one week of rest directly after the marathon, I still had some lingering wear and tear that hadn't yet healed. I conversed with a runner-friend about this, and that conversation led me to think that pain is just a fact of running. Something is alw...