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Ghrelin and insulin sensitivity

Ghrelin, a gut hormone that stimulates appetite, is associated with improved insulin sensitivity. As the subjects lost weight, those with the best insulin sensitivity had the greatest increases in ghrelin. The study did not look at appetite. Ghrelin increases appetite,…

Insulin resistance and fatty liver disease

Add fatty liver disease to the list of diseases associated with the metabolic sydrome (aka syndrome x). Note that those with higher levels of intrahepatic fat (IHF) had lower levels of fat oxidation while fasting and less insulin sensitivity. High…

Fatty acids and insulin secretion

Both polyunsaturated and monounsaturated fat improved insulin sensitivity, but only monounsaturated fat improved beta-cell insulin secretion. The abstract does not mention the type of polyunsaturated fat used. It is my contention that omega-3 polyunsaturated fats improve insulin sensitivity, while omega-6…