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Notes from the Doctor:
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Water Issues
Excerpt from "The Arizona Republic"
Water-loss risk high for swimmers, kids, seniors
by Thomas Ropp
Valley health professionals estimate that
two of three Arizonans are dehydrated and don't know it.
And just because you hang in a pool, don't
think you're immune. Backyard swimmers are particularly susceptible
to water loss.
"You don't feel it, but you perspire
when exercising in water, too," said Dr. Donald Robertson
of the Southwest Bariatric Nutrition Center in Scottsdale. "Swimmers
lose water through their skin and don't realize it."
Ropp further writes: "
children
and seniors are also at high risk for water loss. Children dehydrate
quickly because of their frenetic movements while playing and
chasing.
Seniors are vulnerable to dehydration because
they forget to drink or purposely avoid fluids for fear of incontinence."
So remember: Drink plenty of water during
hot weather!
See also: Life's Precious Liquid:
Water - AWAKE, June 8, 2003 |
A colleague of Dr. Robertson's recently
emailed him the following.
After reading it, it does make one wonder.
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Recently I participated in a focus group with
nine other doctors sponsored by a pharmaceutical company
to discuss a new orally inhaled insulin. After an hour,
the leader invited us to go behind the one-way mirror to watch
the insulin device presented to a group of 10 obese diabetics.
The leader obtained biographical information from each diabetic
patient. After the diabetics left, the doctors were brought back
to discuss the reactions of the diabetics to the insulin device.
I was upset, and said:
"This has nothing to do with the subject
of the evening, but I have to say this: We just saw a group of
10 obese diabetics, taking an average of six medicines for diabetes,
hyperlipidemia, hypertension, acid reflux, neuropathies and gout.
Wait a minute! These people don't have six different diseases.
They have one disease, obesity. Cure that and the other
problems go away. And yet none of their doctors even discussed
obesity with them!"
An article in the current "Archives of
Internal Medicine" shows that when overweight patients saw
their doctors for a "physical," only 5.7% of the doctors
discussed their weight with them. [Furthermore] when obese patients
saw the doctors, only 37% of the doctors told them to lose weight.
How the Hades do we expect to make progress with Congress, the
press and insurance companies if our own colleagues are so benighted?"
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SBNC's Weight-loss Program:
What we advocate is a high protein,
moderate carbohydrate and low-fat eating plan. As long as you
eat plenty of carbohydrates, the body will burn that and leave
the fat alone.
The diet of choice ten years ago was a high
carbohydrate, low-fat diet. What the people really were getting,
though, was a high carbohydrate/high-fat diet because of invisible
fat fat found in all vegetables, grains, most nuts, eggs,
even tofu. People were exercising six hours a day and eating
all these carbohydrates with invisible fat in them. Sort of a
one step forward, two steps back situation.
Basically, if you eat enough carbohydrates
to sustain the bodys needs, the fat is going to stay. Youre
not going to lose weight; you may even gain weight. If you cut
carbohydrate intake enough, the body, which first burns carbohydrates
as fuel, has no choice but to burn the stored fat instead. |
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On a related issue:
A rapid return to increased carbohydrates can result in elevated
blood volume with fluid retention. These are early warning signs
of insulin resistance. They usually disappear when dietary protein
is increased and the carbohydrates are at the prescribed level.
Hyper-insulimia and insulin resistance are
the new buzzwords for 1999. They are closely related. The problem
is increased insulin production with cellular resistance in accepting
insulin-mediated nutrients. Eventually, without medical dietary
intervention, this condition can progress. The result can be
Metabolic Syndrome X manifested by CAD (coronary artery disease),
high blood pressure, high blood sugar, high cholesterol, low
HDL, high LDL and increased incidence of certain types of cancer,
such as colon, breast and prostate to name a few. Basic research
is hot on the cause.
Visceral fat means fat stored deep in the
abdominal viscera, such as the small bowel, colon and liver.
It is much more dangerous than the subcutaneous fat found just
under the skin. A basic index of the amount of visceral fat can
be obtained by measuring the waist at the level of the navel.
A reading of 35 inches for women and 40 inches for men is felt
to be a predictor of this, now called The Metabolic Syndrome
X.
Dr. Robertson wrote an article about Metabolic
Syndrome X for Get Up & Go! magazine. Click
here to read it. |
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Copyright © 1996-2005 Donald S. Robertson M.D,
M.Sc.,
All material contained on weight-control.com has been provided
by Dr. Robertson
and is the property of Southwest Bariatric Nutrition Center unless
otherwise stated.
All rights reserved.
Southwest Bariatric Nutrition Center SM
Scottsdale, Arizona
Please direct comments about or
problems with this site to mail@donalddownes.com |
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