Study looks at relationship between weight and exercise

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Professor Larry Tucker

Professor Larry Tucker

This is a fascinating study in which Professor Larry Tucker took 254 ladies of whom about half are considered obese. For a whole week they wore accelerometers which measure actual movement as well as the intensity of activity that the people are going through and all the results were carefully recorded.

Some 20 months later the same participants wore accelerometers for yet another week and the results of their activity were recorded and then the two results were compared.

Briefly what the study found was that over those intervening 20 weeks the physical activity of the obese participants dropped by 8% whereas the non-obese ladies had essentially no change in the amount of physical activity they undertook putting it simply Dr. Tucker ahs now measured proof of what many of us have already understood – that in activity least the weight gain and that weight gain means that you’re less inclined to be active which results in a gradual downward spiral of inactivity which leads to further weight gain which leads to further inactivity and so on down.

But Dr. Tucker now has measured proof that it’s possible to break that cycle and indeed reverse it simply by becoming more active and deliberately so because the more active you become the less likely you are to put on weight, in fact you are more likely to start losing weight which then enables you to be more active making both your health and activity levels move in the right direction.

Link to the Brigham Young University News Release

 

Early Consumption of Carbs Heightens Obesity Risk

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Something that many people aren’t aware of is that many modern baby foods and juices have a high carbohydrate content; many of those carbs are just simple sugars. It would seem that maxim that breast is best, holds true particularly according to a study by Mulchand Patel out of the University of Buffalo.

More than 20 years, Dr. Patel and his University of Buffalo colleagues have looked at the effect of increased intake of carbohydrate-enriched calories to young and newborn children and how an early introduction to these carbohydrate-enriched foods can almost program infants to continue to overeat as they grow up.

Most of his clinical studies have been based using rats most of the time. There is a clear correlation between the studies done in the lab and the findings out in the real world. Nonetheless it does seem to give credence to the understanding that children who get fat as babies and infants very rarely get thin in adult life.

Link to the article

Can You Smell Obesity?


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According to the latest research, it may be on your breath.

It turns out that obesity may be detectable as a gas, thanks to organisms that inhabit our gut. In a study published in the Journal of Clinical Endocrinology & Metabolism, researchers extend our knowledge about the hidden universe of the  that live within us to show that obesity is associated with certain populations of microbes that give off a distinctive gas.

Link to the article

gaining weight on low carb

Another copy of a post I have commented to at forums.about.com about low carb

 

From Brooke63:

Hi there – I’ve been following fairly strict low carb routine for about 2 weeks, and I’ve gained 3 pounds.  I didn’t have this issue when I low carbed about 6 months ago.  The weigh came off like normal.  I’ve been exercising about 3 times a week also.

Any advice is greatly appreciated!

Brooke

 

My advice:

Hi Brooke63,

Well, if you have been following a fairly strict low carb routine for two weeks yet still gained weight, ‘nette’s comments are obviously very valid and some of the reasons she gives are to be taken notice of quite seriously.

However, I’m not a great advocate of measuring the change that a low carb diet does to our bodies just by looking at weight alone. Particularly, as like you, a reasonable amount of exercise is also included in the fitness scheme,

One thing that you really must do is take your body measurements which would typically be, starting from the top: your neck, your chest or bust, your waist and your thighs. Mark those down on a sheet of paper and then a week later do the same. That’s simply because while you might be losing fat, any increase in exercise will also mean that you’re building up muscle which of course, is slightly heavier than fat. So yes, you may have gained 3 lbs but without having your physical measurements to reference against, you don’t know if that’s really a net gain or a net loss in fat.

Quite simply, you might be putting on more muscle weight than you are losing in fat weight. So take those measurements and let us know how you get on in about a week’s time.

Hope that helps,

Mark