Diabetes mellitus type 2 state may occur; however, ketoacidosis is uncommon. Type 2 diabetes primarily occurs as a result of obesity and lack of exercise. Some people are more genetically at risk than others. Type 2 diabetes makes up about 90% of cases of diabetes, with the other 10% due primarily to diabetes mellitus type 1 and gestational diabetes. In diabetes mellitus type 1 there is a lower total level of insulin to control blood glucose, due to an autoimmune induced loss of insulin-producing beta cells in the pancreas. Diagnosis of diabetes is by blood tests such as fasting plasma glucose, oral glucose tolerance
Lifestyle causes of diabetes mellitus type 2 level of adiponectin, both of which increase the risk of developing diabetes. However, different fat tissues behave differently. Visceral fat, which is found around organs such as the intestines and liver, releases signalling molecules directly into blood heading into the liver where glucose is absorbed and processed, while subcutaneous fat under the skin is much less metabolically active. The visceral fat is located in the abdomen in the waist region, large waist circumference and high waist-to-hip ratio are therefore often used as indications of an increased risk of type 2 diabetes. The increased rate of childhood obesity between the 1960s