This article is from the Stretching FAQ, by Brad Appleton Brad_Appleton@ivhs.mot.com with numerous contributions by others.
If you are experiencing pain or discomfort before, during, or after
stretching or athletic activity, then you need to try to identify the
cause. Severe pain (particularly in the joints, ligaments, or tendons)
usually indicates a serious injury of some sort, and you may need to
discontinue stretching and/or exercising until you have sufficiently
recovered.
 
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