With 62 million diabetic people, India is the diabetic capital of the world, housing nearly 15% of the total diabetic population of the world (422 Million). Diabetes is a compilation of metabolic disorders characterized by high blood sugar levels, frequent urination, increased hunger, and thirst. If left untreated, diabetes can lead to several other complications. Some of the most common long term complications of diabetes are cardiovascular diseases, stroke, kidney diseases, gangrene, and peripheral vascular disease. But did you know that high blood sugar levels can lead to blindness? Here are some of the conditions that may result due to the presence of uncontrolled diabetes.