Imagining workouts can improve strength   http://globalnews.ca/news/2885514/imagining-a-workout-may-be-almost-as-good-as-the-real-thing/   -translation, you running should be a moving meditation, work on your form deficits, slowly, repetition, incr speed, strength, power     Your injuries are not forgotten http://www.medicalnewstoday.com/articles/312665.php