B
Bill Marsh
Guest
"Patrick Lamb" <[email protected]> wrote in message
news:[email protected]...
> On Mon, 7 Jan 2008 14:44:36 -0800 (PST), [email protected] wrote:
>>When I get in after a ride, my belly is cold. Specifically, the skin
>>at the center of my abdomen, roughly a 6" diameter circle at and below
>>my solar plexus, feels cold to the touch. My wife confirms that it
>>feels cold, and we've noticed this for years. It doesn't seem to
>>happen to her belly.
>>
>>Just now, after a short (17 mile) ride, I took out my new toy, an
>>infra-red surface thermometer. Checking my skin temperatures at my
>>quadriceps, my sides, my neck and my forehead all gave readings within
>>a degree of 83 degrees F. But my belly was 72.8 F. I was riding in a
>>thin long sleeved jersey and tights. It was about 65 degrees F
>>outside.
>>
>>Anybody know what gives?
>
> Well, none of the other theories really make sense to me, so I'll
> invent a new one.
>
> I suspect the position of your belly is such that the jersey lies flat
> against that spot, and so you have no insulating air space right
> there. You've probably got enough air flowing through the jersey to
> evaporate a disproportional (relative to the rest of your abdomen)
> amount of sweat from that area, leading to excess cooling.
> Alternatively, the sweat conducts heat through the jersey to the
> surface, and it's evaporated there.
>
> I notice something similar under a couple of conditions; either cool
> with no wind jacket, or a good bit colder with a jacket, when I don't
> control moisture well and end up with a good sweat. Doesn't happen
> when it's really cold, and I have an extra pile layer between jersey
> and jacket, IME.
>
> Pat
>
> Email address works as is.
And unless you have six pack Abs there is more fat on your belly then most
of the rest of your body and it does not circulate blood as well. Us older
folks have that even when I work out in the gym. Bill
news:[email protected]...
> On Mon, 7 Jan 2008 14:44:36 -0800 (PST), [email protected] wrote:
>>When I get in after a ride, my belly is cold. Specifically, the skin
>>at the center of my abdomen, roughly a 6" diameter circle at and below
>>my solar plexus, feels cold to the touch. My wife confirms that it
>>feels cold, and we've noticed this for years. It doesn't seem to
>>happen to her belly.
>>
>>Just now, after a short (17 mile) ride, I took out my new toy, an
>>infra-red surface thermometer. Checking my skin temperatures at my
>>quadriceps, my sides, my neck and my forehead all gave readings within
>>a degree of 83 degrees F. But my belly was 72.8 F. I was riding in a
>>thin long sleeved jersey and tights. It was about 65 degrees F
>>outside.
>>
>>Anybody know what gives?
>
> Well, none of the other theories really make sense to me, so I'll
> invent a new one.
>
> I suspect the position of your belly is such that the jersey lies flat
> against that spot, and so you have no insulating air space right
> there. You've probably got enough air flowing through the jersey to
> evaporate a disproportional (relative to the rest of your abdomen)
> amount of sweat from that area, leading to excess cooling.
> Alternatively, the sweat conducts heat through the jersey to the
> surface, and it's evaporated there.
>
> I notice something similar under a couple of conditions; either cool
> with no wind jacket, or a good bit colder with a jacket, when I don't
> control moisture well and end up with a good sweat. Doesn't happen
> when it's really cold, and I have an extra pile layer between jersey
> and jacket, IME.
>
> Pat
>
> Email address works as is.
And unless you have six pack Abs there is more fat on your belly then most
of the rest of your body and it does not circulate blood as well. Us older
folks have that even when I work out in the gym. Bill