Re: First treadmill carb test.

["GESA BRINKS" <gesaeqfx@pe.net>]

Tom, please do keep us up on the treadmill testing.  I thorougly enjoyed it
and am waiting for more results.     gesa n clovis
-----Original Message-----
From: Tivers@aol.com <Tivers@aol.com>
To: ridecamp@endurance.net <ridecamp@endurance.net>
Date: Sunday, December 26, 1999 1:52 PM
Subject: RC: First treadmill carb test.


>Beth gave me the information necessary to use our V02/VC02 expired gas
>machine on the treamill and we conducted our first test of it this morning.
>
>We worked a horse submaximally for 4 hours on the treadmill, watching the
>V)2/VCO2 ratio every 10 seconds. From what Beth tells me, a ratio of 1.0 or
>higher indicates 100% carb metabolism. Dips below 1.0 indicate increasing
use
>of fat as fuel.
>
>At 30 seconds into the exercise, the ratio was .17--mostly fat metabolism.
At
>40 seconds into the work, the ratio crossed 1.0 and seldom dipped below
>thereafter. Periodically there were 10-20 minute periods where it hit as
low
>as .89, but that situation seemed to correct itself reasonably quickly.
>
>This horse was not carb supplemented and the work level was low--no
>heartrates above 125. We just wanted to see if there was a trigger point
for
>a switch to fat metabolism. There were a couple of minor ones, but nothing
>significant. Unless, Beth, those couple of 10-second intervals where the
>ratio hit .89 were significant--you tell me.
>
>Next, more strenuous work to see if we can achieve a deep dive into sludge
>metabolism.
>
>By the way, Beth, thanks for giving me this tool to use. Your scientific
>knowledge exceeds mine tenfold and I appreciate your help. This, to me, is
>what Ridecamp is about.
>
>ti
>
>
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Ridecamp is a service of Endurance Net, http://www.endurance.net.    
Information, Policy, Disclaimer: http://www.endurance.net/RideCamp   
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=