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I concur - any movement seems to create a shower out of the water (
having come out of the water), and then we all know the bubbles grow
using surrounding gas before they begin to shrink. Just standing back up
is a giant shock to the system under these circumstances. 

Richard Pyle wrote:
> 
> > What we can learn form it is that we do not want to trigger a shower of
> > bubbles in the last little bit of deco unnecessarily as they could slip
> > through the lung filter or trigger a PFO. This includes sitting still
> > for a while and not doing any exertion.
> 
> It also might include hanging out in the water at the surface for a while
> after the dive, and/or remaining horizontal for the first 15-30 minutes
> after getting out of the water.  I really think the effects of blood
> distribution shifts due to going from an immersed state to a non-immersed
> state play a much larger role in the triggering of DCS onset than it's
> previously been credited with.
> 
> Aloha,
> Rich

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