Re: NEWS: Take a deep relaxing breath - you may lose a few pounds

[Bob Chapman <bobc@xxxxxxxx>]

This is a multi-part message in MIME format.
--------------CB9307205B40080872FEE487
Content-Type: text/plain; charset=us-ascii
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit
Content-Transfer-Encoding: 7bit

Ray Lakin wrote:

> I believe that energy loss through breathing has been too long
> neglected
> by nutritionists, but don't think that is necessary to postulate
> increased
> oxygen uptake by cells by deep breathing etc., to explain the
> differences
> in metabolic rates between individuals.
>
> If you do a simple psychometric calculation, which takes inhaled
> breath at
> ambient temperature and humidity, and assumes that the exhaled air is
> just
> below body temperature and at about 90% relative humidity, the
> increase in
> heat content, or enthalpy, accounts for about 30% of the body's
> energy
> intake, assuming an average breathing rate of 1 cub ft/min -  I'll
> send  a
> copy of the calculations by private e-mail to any one who wants them.
>
> This loss of energy from the body is mainly due to the latent heat of
>
> evaporation as liquid water is transferred from the lung surfaces  to
>
> evaporated water in the outgoing breath.
>
> Ray Lakin

 Ray, are you saying that we could  "SAVE ENERGY, STOP BREATHING" ?
:-)

--------------CB9307205B40080872FEE487
Content-Type: text/x-vcard; charset=us-ascii; name="vcard.vcf"
Content-Transfer-Encoding: 7bit
Content-Description: Card for Bob Chapman
Content-Disposition: attachment; filename="vcard.vcf"

begin:          vcard
fn:             Bob Chapman
n:              Chapman;Bob
email;internet: bobc@xxxxxxxx
x-mozilla-cpt:  ;0
x-mozilla-html: TRUE
end:            vcard


--------------CB9307205B40080872FEE487--