Is it just soreness or bad news muscle pain?
Sometimes as we train it becomes difficult to distinguish between good muscle fatigue and overworked injury prone pain. Knowing the difference and when to reduce or take a break may be the difference between running for a lifetime and sitting on the sidelines. Here is a great article that breaks it down for you.
http://blog.mapmyrun.com/how-to-tell-if-youre-overtraining-or-just-sore/?utm_source=mmf&utm_medium=email&utm_content=placement_hero&utm_campaign=runnewsletter06132017