A common theme you will read about in our
blogs is pathokinematics or pathological movement. Throughout the history of our blog we have
talked about how pathological or bad movement adds to both increased injury
risk as well as performance issues.
Whether it is Chappell
et al study in 2002 showing the impact that fatigue has on lower extremity
mechanics and associated risk or Frank et al study in
2013 showing how poor mechanics influence loading to the anterior cruciate
ligament. The science is clear, poor
movement patterns lead to increased risk for injury and decreased athletic
performance. The influence mechanics
have on lower extremity loading and function is critical. One of the easiest analogies I often share
with patients and athletes is the high performance car analogy.
The science and technology behind the Formula 1 race car is truly
extraordinary. Every aspect of that
machine is evaluated and analyzed to ensure optimal performance. Millions of dollars are spent ensuring that
every aspect of the car, every piston, every tire and every strut is performing
at its optimal performance. Formula 1
Team’s invest millions of dollars analyzing every aspect from how many times
the pistons fire to what is the pressure through every tire in a turn. This not only ensures the vehicle’s ability
to maximize its speed potential but also ensures the longevity of the
multimillion dollar investment. The
Formula 1 car is a complex machine made of the best materials and parts
designed utilizing the latest science and technology available. Science including physics. Comparing this high performance vehicle to
the human body may seem a little off base but the reality is, the human body is
even more complex. Imagine for a moment
if this NFL player pictured here was your Formula 1 car. What would your mechanic say? It does not take a multimillion dollar
analysis to tell you something is off. That
a car moving like this is not going to perform at its optimal level and that
this could result in excessive wear and tear on the car. Any of us could look at a Formula 1 car that
is leaning to one side and know something is off. We may not know exactly what it is but we
know it is something. Just like movement
like this, we all can intuitively make the leap and realize this may impact the
performance of this high performance machine and which may result in decreased
longevity (injury) of the machine.
Now making the correlation from human to
machine may seem irrational or depersonalizing the athlete. But, the human body is the ultimate
performance machine. It is the most
complex of performance machines from which all of the sciences can be applied. In extreme cases like this, pathokinematics
(poor movement) are easy to see. If you
were a high performance mechanic, would you change something about this Formula
1 car? Unlike the flat tire or a bent
strut, identifying the root cause of movement like this in athletes is much
harder to do. But, after you had
invested millions of dollars into this athlete, you would want to ensure
longevity of his career, reduce his risk for injury, and potentially improve
his already high level athletic performance?
More importantly, as a parent of a child athlete, we want to ensure we do
whatever we can to maximize their opportunity AND reduce their risk for injury
to preserve their future joint health. As
complex as the Formula 1 car is, they have figured out the science and how to
use that science to maximize all those aspects. In
field of sports medicine and biomechanics, we have also figured that out. We have applied physics (biomechanics) to identify
movements which put athletes at risk. We
know from Myers et al’s
work in 2012 that single limb performance is a one of the key indicators for
performance during sport and for identifying movements which the athlete at risk
for injury. Yet, we don’t have this as a
part of a standardized method for assessing athletes prior to participation in
sports. Sadly, there is a much more
rigorous, standardized method and use of the current research and science in
evaluating inanimate object’s movement and performance than we do in an
athlete. If we took today’s standardized
sports medicine approach to the Formula 1 car, we might look at the car sitting
still, rev the engine, look under the hood, check its alignment and oil levels
but never watch it move. Why is it that
Formula 1 Racing is so far advanced in the sciences and technologies they
use? One might say money. Although this may be partly true, the reality
is that medical sciences are so resistant to change.
Can we change that? What if the technology was available, would
they adapt? Next week we will dive into
those questions and more. We hope that
you found this blog insightful and useful. As we stated previously, stay
tuned for part II of this series. If you
like what you see, SHARE THE PASSION! It is the biggest compliment you
can give. Follow us on Twitter @ACL_prevention and tweet about it.
#Evolve and help us spread the passion and #3DDMA.
Build
Athletes to Perform…Build Athletes to Last!™
Trent Nessler, PT, MPT, DPT: CEO/Founder ACL, LLC | Author | Innovator in Movement Science and
Technology. Dr. Nessler is a physical therapist and CEO/Founder of
ACL, LLC. He is the researcher and developer the Dynamic Movement Assessment™, Fatigue Dynamic Movement
Assessment™, 3D-DMA™, author of the textbook Dynamic Movement
Assessment: Enhance Performance and Prevent Injury, and associate
editor for International Journal of Athletic Therapy & Training.
For more information, please see our website at www.aclprogram.com
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