What Was That on Kerri Walsh's Shoulder at the Olympics? - Kinesio Tape at the Summer Olympics

The focus on USA Olympic Beach Volleyball playerwithout any knee pain or injury. It would be have
Kerri Walsh's right shoulder has piqued the public'sbeen interesting to compare uninjured and injured
interest about Kinesio tape.groups in this study.
What is Kinesio tape?A more recent study published in the Journal of
Kinesio tape is an adhesive cotton athletic tapeSports Physical Therapy in July 2008 by US Army
with an elasticity that allows it to stretch up tophysical therapists found the Kinseo taping helped
120% to 140% of its original length without anywith increasing shoulder range on motion in
tension. The Kinesio tape is claimed to reducesubjects diagnosed with rotator cuff tendonitis.
swelling, pain and decrease muscle spasm.The subjects studied either had Kinesio tape
Invented by a Japanese chiropractor, Kenzo Kase,applied in a specific pattern to the affected
his taping technique has been used by sportsshoulder or had "sham" Kinesio taping to the
medicine professional world-wide.shoulder that was not designed to facilitate and
Research on Kinesio Tapeimprove shoulder range of motion.
There is some limited published research on theThe Kinesio taped subjects demonstrated n
effects of Kinesio tape and muscle or athleticimmediate measurable increase in their pain-free
function. We have reviewed several of therange of motion following taping in comparison to
studies below: A 2007 study from thethe "sham" Kinesio tape group. The study would
Department of Rehabilitation and University ofsuggest that Kinesio taping of patients with
Warsaw, Poland looked at the impact of Kinesiorotator cuff tendonitis may experience an
taping on muscle activity of the vastus medialisimmediate measurable improvement in their
(part of the quadriceps muscle) in healthy adultpain-free range of motion. It would be interesting
volunteers. A total of 27 subjests had EMGto continue the study for a longer time period to
testing of the vastus medialis before and afterquantify how long the improve lasts - if only for
application of the Kinesio tape to determine if thethe duration of the Kinesio tape application or
tape had any effect on measurable musclelonger as demonstrated in the first study.
activity. The researchers measured muscleAnother recent study form the Journal of Science
activity over 5 repetitions of 3 seconds of muscleand Medicine in Sport looked at the effect of
contraction followed by 3 seconds of muscleKinesio tape on muscle function and strength of
relaxation.the anterior knee and thigh of healthy college
On the first day of taping, they did not see ankickboxers from the National College of Physical
appreciable difference in muscle activity in theEducation and Sport in Taiwan. Any athletes with
short term (ten minutes after applying the Kinesioa history of knee pain or injury within 3 months
tape). However, after 24 hours of wearing theof starting the study were excluded from the
Kinesio tape, they did see a measurable increasestudy. The researchers used a Y-shaped Kinesio
of muscle activity of 54% from initial testing. Thistape on the dominant-side quadriceps following
increase in muscle activity and peak torque fromKenzo Kase's Kinesio taping manual and tested
the Kinesio tape would be higher than expectedconcentric and eccentric quadriceps and hamstring
due to simply day-to-day fluctuants of musclecontraction two different speeds. The
activity as reported in previous studies. After 24measurements were taken before Kinesio taping,
hours, the researchers removed the tape andimmediately after Kinesio taping and then 12 hours
continued to measure peak muscle torque at 72after the Kinesio tape had been applied.
and 96 hours to determine if there was a lastingThe researchers found that there was no
effect from the Kinesio tape. Interesting, theysignificant measurable difference in quadriceps and
found that there was still an increase in the peakhamstring muscle strength before and 12 hours
muscle torque and muscle recruitment at 72after Kinesio taping. The researcher did attempt
hours from the initial Kinesio tape application andto determine if there was facilitation or inhibition
48 hours after removing the Kinesio tape. Thisof the quadriceps by also measuring the
finding would suggest that the mechanicalantagonist hamstring muscle group. One limitation
properties of the Kinesio tape itself while on theof the study is that it did not measure a longer
skin are not the only contributing factors totime interval after the Kinesio tape application to
increasing muscular activity. This study, whiledetermine if a longer time was required before a
apparently well done, only targeted subjectsmeasurable difference was found.