Did you know a quarter of the world s blind population is estimated to be in India about 12 to 15 million? And if things don't change it is bound to increase as diabetes is one of the leading causes of loss of vision in India. Dr Ajay Aggarwal Senior Consultant Department of Endocrinology Fortis Hospital New Delhi explains in detail about the effect of diabetes on eyes and why regular eye check-up is important. Here's detailed information on how diabetes affects your eyes and what you can do to control vision loss. What's the effect of diabetes on eyesight?