Tuesday, August 12, 2014

The Prevalent Myth Of a Tight Core



You need to strengthen and tighten your core. Is that not one of the most prevalent, familiar, popular and persistent teachings of modern exercise, fitness, and rehab? When we speak of the core, we are speaking of the strongest muscles in the body. 

While it is true that the core, the muscles that control movement around the center of the body is extremely important, forming a habit of keeping these muscles tight is not necessarily beneficial. In fact this idea can rob us of our potential.  

People are encouraged to keep “a tight core”. Occasionally, people are encouraged to keep certain specific muscles tight. . Sometimes the instruction is to keep the core partially engaged when you run.  But you do not need a tight core. What you need to move well is a well coordinated core.
Try this:

Place your finger tips on the front of yourself below the waist. The bones you feel there are the top of the pelvis. Now let your arms be at your side and take a walk. Your walk should feel normal to you. Now begin to consciously engage your core. Now as you walk place you fingers again at the top of the pelvis in the front of yourself. If you are keeping your core consciously engaged you may notice very little pelvic rotation. Does this feel like your normal habit? Notice also that if your feet, ankle, hip joint, and back have a fairly coordinated relationship you might be able to walk this way quite a while. Some people do this all the time.  Notice how your feet, ankles and knees feel!  I did this focus exercise this morning and was surprised to find how little pelvic rotation I had.  Functional strength in the core is not achieved through holding it tight but through using ourselves in more efficient ways. 

Now have no focus on tightening the core. Walk forward with your hands on the front of the top of your pelvis again and consciously move one side of the pelvis forward, say the right side of the pelvis forward to initiate the movement of the right leg forward. Go back and forth between these two types of walking, holding the core tight with no or minimal pelvic rotation and coordinating the core in a way that freely allows and causes, and energizes pelvic rotation. How much pelvic rotation you want, and how you coordinate with the rest of your movement depends on you and what you are doing at the time. Go back and forth until the difference between these two types of walking feels clear. Can you make the differences between the two ways of acting more and more subtle and still feel the difference? Now notice that when you have pelvic rotation you have added an extra element that could be used to soften your walk or run and with practice take stress off the feet, ankles, knees, hips. 


Look at the photos at the top of the article.  Can you see that in the side view, you are getting a good profile of the face yet an angular view across the buttocks? This is due to pelvic rotation. In the front view of Usain Bolt it is clear that one side of the pelvis has advanced in front of the other side. Clearly Bolt is allowing the pelvis to rotate and the spine to twist in a very powerful way. This is not a core that is being kept tight. This is a core that knows how to produce a strong spiralic action through the core.
Experiment and enjoy-
Scott
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