The best way to minimise risk is to take regular exercise and to lose excess weight.

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In a recent continuing education meeting on the latest treatments for diabetes, there were the usual conversations of the difficulties in getting patients to lose weight, exercise, follow diets, keep their sugars down, and take their medication.

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Excess belly fat seems to be particularly harmful, most likely because of its effects on inflammation and its association with elevated insulin levels, so if you tend to be more "apple shaped" and carry extra weight in your belly, it is especially important to lose weight, exercise regularly, and limit refined grains, sugar sweetened beverages, and added sugar in your diet.

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How about incentives to eat better, exercise more, lose weight?

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He said people should not focus on having to go to the gym to lose weight, but should build exercise - such as walking - into their everyday lives.

BBC: NEWS | Health | Magician helps nutrition therapy