I am a big proponent of stretching, and have been stretching regularly since the late 70s when I started running. I preformed mostly static stretching, where you get into position and then hold it for certain amount of time. In the 90s I was introduced to Active Isolated Stretching (AIS) through a Runner’s World article.
I was drawn to the the article because it clearly showed 11 stretches that “…have been selected because they are the stretches most likely to help runners increase flexibility and prevent injuries.” Stretches were shown for the legs, hips and low back. The instructions...