Category Archives: Obesity

25-Hydroxyvitamin D in the Obese

Vitamin D is an important steroid hormone in human nutrition. Vitamin D can be synthesised in the skin or consumed in the diet. Once present in the blood, vitamin D is hydroxylated to 25-hydroxyvitamin D in the liver. The circulating … Continue reading

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Energy Flux and Weight Gain

Weight gain and obesity are complex and multifactorial phenomena. There is not a single cause for weight gain, but generally a number of factors are known to contribute to its development. The development of insulin resistance and the metabolic syndrome … Continue reading

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More on the Fat Sugar Seesaw: alcohol

The fat sugar seesaw is a phenomenon whereby as the sugar content of the diet increases, the fat content of the diet decreases and vice versa. In other words some people consume high fat low sugar diets and some people … Continue reading

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The Sugar Fat Seesaw

A reciprocal relationship between intakes of sugar and fat may exist. Such a relationship between these two macronutrients has been termed the sugar fat seesaw. The reciprocal relationship between sugar and fat is most evident when the fat and sugar … Continue reading

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United States Obesity Rates Increasing, Sugar Consumption Decreasing

Consumption of sugar may be a primary driver of obesity. There is a clear metabolic pathway that shows the ability of sugar to cause the development of insulin resistance and the accumulation of body fat. Animals models and human clinical … Continue reading

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Do Food Taxes Lower Intakes of Unhealthy Foods?

Obesity is a real concern in Western nations with prevalence increasing over the last 20 years. In Australia for example, the prevalence of obesity has increased 3-fold since 1980. Obesity is a serious concern because it increases the risk of … Continue reading

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Fruit Juice: Just As Bad As Soft Drinks?

Sugar sweetened soft drinks are increasingly being considered as detrimental to the health. In particular sugar sweetened soft drinks may increase insulin resistance that subsequently leads to the development of obesity. The sugar in soft drinks usually comprised of either … Continue reading

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Would A Sugar Tax Work?

Nutritionally, sugar is sucrose. Sucrose is a disaccharide consisting of fructose and glucose. Evidence suggests that high intakes of refined crystalline sucrose are detrimental to the health and a leading cause of obesity. As a result the United Kingdom government … Continue reading

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Is Sugar Addictive?

Addictions is defined as a phenomenon that required four components. Bingeing, withdrawal, craving and cross sensitization must be present in varying degrees, and these behavioural characteristics have been linked to physical changes in the neurological circuitry of the brain and … Continue reading

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Do People Lie About Their Sugar Intakes?

Sugar is a known obesogenic food and mechanisms have been investigated to explain this process. In short, sugar is able to enter hepatic (liver) pathways that stimulate the formation of fatty acids, and these fatty acids accumulate in tissues and … Continue reading

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