In my PT clinics we always know when a big race is coming up because one-two weeks before race day the phone is ringing off the hook. Pain or small injuries that could be ignored when mileage was low start to get louder and more difficult to run through. Why does this happen? Training Fatigue Most of the time our clients try to pin point the one thing they did that caused the injury, but it is usually not from one single workout - it is overall training fatigue. During the p