Prevention is better than cure.
Why wait until you feel pain to do something about it? A lot of the time muscles weakness, or even tightness could have been dealt with before it turns into a full blow injury. Tight or weak muscles are more susceptible to injury when our bodies suddenly move in a way they are not used to, or, most commonly in runners, dysfunctional overuse. For protection, your body goes into a state of spasm, causing pain and, not surprisingly, overcompensation issues to the surrounding mus