DiabetesType 1 diabetes is when the body is unable to produce any insulin, this type cannot be prevented. Type 2 diabetes is adult-age onset diabetes and often linked to being overweight, so your body cannot produce enough insulin. The most common symptoms of diabetes are increased thirst, weight loss, blurred vision, tiredness, frequent urination, and slow healing of wounds. Hyperglycemia is too high blood sugar. Hypoglycemia is too low blood sugar and is usually treated with a sugar drink. The treatments for a diabetic emergency are glucose liquids, glucose gels and glucose tablets. Early treatment is very important in a medical emergency.