There comes a time when the body has challenges balancing the blood sugar and insulin levels. Insulin hormones store sugar in the cells. Without insulin, sugar cannot get into the body. However, too much or too little insulin both cause sugar to switch off, and the sugar cannot burn off properly. The sugar then gets stored as fat which is often stored around the waistline or thickens in the blood slowing blood circulation. The effects of diabetes are blurred vision, these results in the onset of diabetes.