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Read time: 5 mins
Last updated: 30th Mar 2020

Diabetes comprises a collection of metabolic disorders in which chronic hyperglycaemia arises as a result of insulin deficiency, insulin resistance, or a combination of the two.

There are three main types of diabetes. The most common, Type 2 diabetes, is often secondary to weight gain and involves impaired insulin secretion and the development of insulin resistance.

Type 1 diabetes is characterised by absolute insulin deficiency resulting from autoimmune destruction of the β-cells of the pancreas.

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