Re: [Paddlewise] Why your legs go to sleep.

What about the bean bag kayak seat concept, where a vinyl bag is filled
with styrene beads. Wouldn't that work offering maximum comfort and
no leg pain or numbing? I know Gary Rose (who happens to be a big man)
used the idea with very satisfactory results.



Regards,

Philip
____________________________________________________________________

Alex Ferguson wrote:
> 
> > The issue of seat design came and went briefly and raised the
> > question "Why do my legs go to sleep and is it sometimes hard to
> > walk upon exit from the boat?"
> >
> > I argued for the essential necessity of *lumbar* support in
> > paddlecraft unless posture is held correctly at all times.  This
> > is easier for me in a canoe.  The numbness is caused by an
> > increase in the lumbosacral angle, "slumping", which in turn
> > causes nerve root impingement.
> 
> Personally I disagree from experience. I and others have
> found it to be pressure on the leg/buttock area on the outer
> side of the leg. Feels comfortable in the seat but deadens the
> leg. Get rid of that pressure point (caused by the curved
> upward moulding of the seat at the sides) and the legs will at
> least not go to sleep. It will probably not be a comfortable
> seat  (for hours of sitting in) if the seat part is not long
> enough.
> 
> Same in my car seat without changing the lumbar support so
> there's another data point to support my contention (for me).
> 
> Alex
> --
> ----------------------------------------------------
> Alex Ferguson      a.ferguson_at_chem.canterbury.ac.nz
> Electronics Workshop, Chem Dept, Univ of Canterbury
> Christchurch, New Zealand
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