On 1 Mar 2001, at 0:06, Lee Bell wrote:

> Mike wrote:
>
> > Is there any evidence that breathing harder
> > > introduces more gas into the body, which in turn raises the levels of
> > > saturation?
>
> > My response would be I don't know. My guess would be not, the
> > ambient pressure is not changing just because you are breathing
> > harder.
>
> My guess would be the opposite, because breathing more often results in a
> net increase in the average partial pressure of the gas your body absorbes
> in the gas in the lungs because the gas your body absorbs is replenished
> more often.  Even if I'm right, I doubt the difference would be enough to
> matter over the reasonable term.


Hummmmmm..... possibly. I guess as a matter of perfusion, you
might be uptaking a bit more due to more of the gas flowing. I
agree it probably wouldn't be much.


>
> Lee