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Posts Tagged ‘diabetes’

Even if you know what Diabetes is–others–perhaps some close to you–may not have a firm grip on what it is and what causes it. There’s a lot of unhelpful ignorance about. Family and friends may not take it seriously, since there may be no obvious symptoms.

I often find it hard to explain–and I’m always on the lookout for clear definitions.

Here are a couple that have helped me…(with apologies to those who are already well-briefed!).

From Diabetes UK:

“Diabetes is a condition in which the glucose (sugar) in the blood is higher than normal.

Insulin, a substance produced by the pancreas, helps to control the blood glucose level.

In diabetes there is a problem with the production of insulin.

There are two main types of diabetes:

1). Type 1 diabetes which occurs when the pancreas stops producing insulin. This usually develops quickly and before the age of 40. It is always treated with diet and insulin.

2). Type 2 diabetes occurs when the pancreas does not produce enough insulin or the insulin it does produce does not work properly. It usually develops gradually in middle and later life and is treated by diet alone, diet and tablets or diet and insulin. The majority of people with Type 2 diabetes are overweight. Losing weight and maintaining the weight loss is a major part of treatment as it helps insulin work more effectively.

Eating a healthy diet is an essential part of the treatment for diabetes and will help to control your blood glucose levels, blood cholesterol and blood pressure.

Eat regular meals and do not miss meals.”

The above says it all–an excellent summation–but I also like the metaphor of fueling the car in the following explanation:

“Normally, the cells of the body use the simple sugar glucose as fuel, the way a car uses gasoline. Glucose comes from starchy or sweet foods we eat, and the hormone insulin escorts it into the muscle cells to power our movements. Glucose also passes into our brain cells to power our thoughts. In type 2 diabetes, the cells resist insulin’s action, so glucose has trouble getting into the cells.”

“If glucose can’t get into the cells, it builds up in the blood. It is as if gasoline coming out of a gas pump somehow can’t get into your gas tank, and it ends up spilling over the side of your car, coming in through your car windows, and dribbling all over the pavement. It is a dangerous situation.”

“The abnormally high levels of glucose circulating in the bloodstream are toxic to the blood vessels, especially the tiny blood vessels of the eyes, the kidneys, the extremities, and the heart.”

My mother, who developed Type 1 diabetes in her thirties, died of a sudden heart attack at the age of 68.

Which is why, when I was diagnosed with type 2 diabetes– with no symptoms, I took it seriously.



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Eye Test

Eye Test

I learned early on, that managing Type 2 Diabetes involves more than watching what you eat—it’s really a head to toe job!

The villain sugar is a ruthless foe. It will take advantage of any weaknesses with alacrity, and insinuate itself into those vulnerable spots like eyes and feet if you drop your guard, causing damage that cannot be reversed.

This is the reason for my visit today to Dr Nguyen’s eye clinic–my annual check-up.

“Put your chin on the strap please and place your forehead against the bar—look straight ahead and don’t move”.

The forced intimacy of doctor and patient is strange. As he leans forward and shines his special torch deep into my eyes, we are eyeball to eyeball. For a moment I feel like the Man in the Iron Mask, receiving a visit.

The short pause before he says “no sign of damage”, is a bit nerve wracking; on occasion I’ve caught myself crossing my fingers under the table—though I forgot this morning!

Phew-another year gone!–it only remains to make an appointment for the same time next year.

Being tested has become part of life again. Just like schooldays.

I see Cyril for feet every three months and have a blood test to check cholesterol and glucose levels as often. No big deal really—when your life depends on it.

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G.I.–what is it?

GI—what is it?

Well it has nothing to do with the American army, where it stands for “Government Issue” apparently, and not “General Infantry” as often claimed.

The Glycemic Index measures how carbohydrate rich foods effect blood sugar levels in the body.

The GI Foundation neatly sum it up thus:

Not all carbohydrate foods are created equal, in fact they behave quite differently in our bodies. The glycemic index or GI describes this difference by ranking carbohydrates according to their effect on our blood glucose levels. Choosing low GI carbs – the ones that produce only small fluctuations in our blood glucose and insulin levels – is the secret to long-term health, reducing your risk of heart disease and diabetes and is the key to sustainable weight loss.

The GI ranks food from 0 to 100, using glucose, with a GI value of 100, as the reference.

The GI has three categories—high (70 to 100), medium (56 to 69) and low (55 and less); these are intended to indicate the speed at which the glucose(sugar) content in the food enters the bloodstream.

So it makes sense for type two-ers, who have less than efficient insulin function, to favour carbohydrates that are in the low to medium bands of GI.

For more information:

Glycemic Index Table

www.glycemicindex.com

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