why am I getting this symptom after fast walking?

Bj

It sounds to me like you are just plain overdoing it. Try
backing off a bit. Take rest days. Go slower or for
shorter distance.

There could also be some physical reason -- perhaps you
should have a checkup? bj

"Jason Able" <jable@bnon.com> wrote in message news:Y62Dc.1-
3700$bs4.10877@newsread3.news.atl.earthlink.net...
> I have been doing fast walking for the past 5 years, off
> and on, to keep
my
> weight down. However, instead of feeling rejuvinated after
> the activity,
I
> feel drained and barely above sleeping. I have
> experimented with this symptom and find that it only
> occurs if two things coincide- rapid heart rate (above 175
> bmp) and very fast walking, above 5 mph. If I keep the hr
> in the 160's, I don't seem to have the symptoms. One
> probably asks why I continue to go above the
> aforementioned limits, but the result brings
along
> another benefit- I almost have to force myself to eat as
> my appetite is totally drained. So, as a result, my weight
> stays off (but I can only do this intense walking when my
> day's work is completed or I can do nothing
at
> work!). The big question I have is, what's causing me to
> feel so weak and tired? I drink plenty of water and tried
> to see if dehydration might have been the cause, but the
> amount of water, even in excess, doesn't change anything.
> Type II diabetes does run in the family in males around
> age 40 (I'm 34 but have had the symptoms of weakness since
> age 27). I have
checked
> my sugar quite a lot and don't seem to have it yet.
> However, could my
body,
> through genetics, somehow be thinking that it has diabetes
> (like pre-diabetes)? I know it's pretty far fetched, but I
> don't have a clue as to what causes my weakness/ draining
> after intense walking.
>
> Thanks in advance for any opinions.
>
> Jason Able