Home > Medical > Diabetes > FAQs FAQs All sections in Diabetes » About Diabetes » Diabetes & other Organs » Diabetes and Pregnancy » Diabetes and the Elderly » Children & Teens » Diet and Obesity » FAQs » Health Tips » Living with Diabetes » Multimedia » Diabetes News » Real-life Story » Support Groups » The Glycaemic Index » Treatment: Type 1 » Treatment: Type 2 » What to do in a crisis » Who is at risk Faqs Are there different types of diabetes? There are three main types of diabetes, namely type 1, type 2 and gestational diabetes - these are the differences between the three. Can diabetes cause blindness and amputations? Yes, diabetes is the leading cause of blindness in people between 25 and 74. Is diabetes hereditary? Diabetes often runs in families. If one of your parents has diabetes, your chances of getting it immediately become significantly higher. Should I wear a Medic Alert bracelet? The Medic Alert bracelet should be worn by all diabetics. This bracelet will alert medical staff to your condition if you are in an accident or go into a diabetic coma. What foods should I avoid? What foods should diabetics avoid and which should they enjoy? Can diabetes be fatal? In some cases, a heart attack, a stroke or gangrene can be the result. Do all diabetics get insulin injections? No. Most diabetics have type 2 diabetes, which can be controlled through exercise, diet, regular medical checkups and medication, if necessary. Is exercise important if I have diabetes? The important thing is to have an exercise routine. This will also help to control your weight – an essential part of diabetes management. What does blood sugar level mean? Blood sugar level means the amount of glucose in the blood. Glucose is needed by the body as the basic energy fuel for all cells. What is diabetes? What is diabetes? This is a physical condition in which too much sugar accumulates in the bloodstream as a result of the body’s decreasing ability to produce insulin. This happens, because there is too little or nothing of the insulin hormone, produced by the pancreas, to allow the glucose to enter the cells of your body and give you the energy you need every day. This is a potentially very dangerous condition from which about 1,5 million South Africans suffer – half of them without knowing it. Most people suffer from Type 2 diabetes, which can largely be controlled by exercise and diet. load more From our sponsor 10 tips for travelling with type 2 diabetes Should I be using insulin?