That triggers a host of problems including non-alcoholic fatty liver disease, insulin resistance and diabetes.

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The large doses of fructose from both sucrose (table sugar) and high fructose corn syrup may be particularly detrimental to your health as they can cause the accumulation of metabolically toxic belly fat, cholesterol abnormalities -- including high triglycerides and reduced levels of HDL (good cholesterol) -- and nonalcoholic associated fatty liver disease.

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When you have a lot of excess fat, it generates so much free fatty acid, the liver can't handle it, so it stores it.

CNN: When you're losing weight, where does the fat go?

That breaks down into a component called free fatty acid and goes into the liver for energy.

CNN: When you're losing weight, where does the fat go?

He may not have then predicted the way in which cod liver oil - rich in an essential fatty acid called omega-3 - would be seized from the shelves of health shops and supermarkets by a later generation of parents convinced it would help their child excel at school.

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The enzyme deficiency causes fatty materials (lipids) to collect in the spleen, liver, kidneys, and other organs.

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Few foods contain it naturally -- mainly fatty fish like salmon, mackerel and tuna, as well as liver and egg yolks.

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It didn't matter if your liver was damaged by nightly alcohol binges or if you spent your free time jogging and avoiding fatty foods.

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The British Liver Trust said it was on the rise because British culture continues to embrace daily consumption of alcohol, fatty food choices and a lack of exercise.

BBC: File photo of a person drinking a bottle of beer