The first lesson that our coach taught us was to "run tall." It's the easiest cue to use for runners and will clear up about 90 percent of form issues. It's a simple idea that when consistently implemented results in significant improvements in running form -mcmillan.com
MY COMMENT: He is right- many of us develop bad habits like hunching over (we get hours of that daily!) Check your form in the reflection next time you run by a window.
Greg McMillan is a distance coach and contributor to Running Times magazine. Check out his site for more great articles on running.