I have received quite a few emails on my
last blog post. Most of the authors
asked me how to create the dashboard
that conveys clear and simple message to the viewers. Honestly, I am new in
this area myself but I can point you to the following two papers by Stephen Few
I found a must read:
I am thinking about getting some of Stephen
Few books:
The thing is that I don’t want to move too
much from actual coaching. I know that the skill set of physical preparation
coaches is expanding from basic squat progression, but I think the line between
sport scientist (that might also have a position in a pro club) and physical preparation coach is getting
really blurry lately and I now wonder are they actually the same? The role of
the physical preparation coach now includes nutritional advices, rehab, prehab,
monitoring, testing, analyzing data, visualizing data… Where the hell is all of
this going anyway?
Not to rant too much – the next thing I
pinpoint the authors of the emails is the study by Stuart Cormack et al. Stuart
was kind enough to send me the full paper. I modified the Wellness
Questionnaire and statistical methods to analyze it a little bit, but you
should check this study if you are interested in the process.
Int J Sports Physiol Perform. 2010 Sep;5(3):367-83.
Neuromuscular,
endocrine, and perceptual fatigue responses during different length
between-match microcycles in professional rugby league players.
McLean BD, Coutts AJ, Kelly V, McGuigan MR, Cormack
SJ.
Abstract
INTRODUCTION:
The purpose of this study was to examine the changes
in neuromuscular, perceptual and hormonal measures following professional
rugby league matches during different length between-match microcycles.
METHODS:
Twelve professional rugby league players from the
same team were assessed for changes in countermovement jump (CMJ) performance
(flight time and relative power), perceptual responses (fatigue, well-being
and muscle soreness) and salivary hormone (testosterone [T] and cortisol [C])
levels during 5, 7 and 9 d between-match training microcycles. All training
was prescribed by the club coaches and was monitored using the session-RPE method.
RESULTS:
Lower mean daily training load was completed on the
5 d compared with the 7 and 9 d microcycles. CMJ flight time and relative
power, perception of fatigue, overall well-being and muscle soreness were
significantly reduced in the 48 h following the match in each microcycle (P
< .05). Most CMJ variables returned to near baseline values following 4 d
in each microcycle. Countermovement jump relative power was lower in the 7 d
microcycle in comparison with the 9 d microcycle (P < .05). There was increased
fatigue at 48 h in the 7 and 9 d microcycles (P < .05) but had returned to
baseline in the 5 d microcycle. Salivary T and C did not change in response
to the match.
DISCUSSION:
Neuromuscular performance and perception of fatigue
are reduced for at least 48 h following a rugby league match but can be
recovered to baseline levels within 4 d. These findings show that with
appropriate training, it is possible to recover neuromuscular and perceptual
measures within 4 d after a rugby league match.
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I am also thinking about doing a screen
cast explaining the Excel method of doing the data collection, analysis and
visualization or maybe providing a service of designing the custom made Excel
sheets. Don’t know how much people might be interested in them, but if you are
please be free to leave a comment below.
I definitely am interested, but I already am one of the many who've contacted you through email. Great observation on the role of the performance coach. I'm not sure where it will stop. I keep adding more titles lol!
ReplyDeleteim interested in anything you can show us with Excel. thanks
ReplyDelete