This is a condition affected by the pregnancy and the inability of the mother to use the insulin naturally developed in her body. It is caused by hormones triggered by the pregnancy and causes the mother to become insulin resistant. Gradually, the mother develops high blood glucose levels, referred to as hyperglycemia. People who have a first degree relative with diabetes can avoid contacting the illness by having themselves tested by their physician. The physician can do a series of blood tests that will determine whether or not the patient is pre disposed to this condition. If a person has a pre diabetic condition, there are many things they can do to avoid getting this disease. If you are experiencing frequent thirst, excessive urination and a substantially increased appetite, have yourself checked out for diabetes. Fatigue is also a symptom of diabetes and Type I Diabetes may cause loss of weight, despite increased eating. The reason for the symptoms is because of the glucose concentration in the blood, also called glycemia. It may surprise people to know that a chocolate bar is rated in the intermediate group on the Glycemic Index. This does not mean, however, that one should feel free to consume all the chocolate they want. The purpose of the Glycemic Index is to help individuals establish which foods should definitely be avoided and which foods are okay in moderation. Although Type II diabetes has become somewhat of a national epidemic, many people refuse to believe that they could possibly have this disease. Perhaps they are not overweight or do not eat a lot of sweets. These are only two precursors to diabetes. Many people who are not overweight or who do not eat a lot of sugar have also been diagnosed with Type II diabetes. Good glycemic foods tend to absorb slowly into the system, allowing the body to break down the refined sugars and starches so that the body can digest them properly. People with Type I and Type II diabetes have a difficult time digesting carbohydrates, particularly those that are high on the glycemic index, and this lack of proper digestion makes it difficult for the diabetic to expel glucose from their blood,.