Why Do We Get Blindness Eventually If We Are Diabetic ?

People with diabetes can have an eye disease called diabetic retinopathy. This is when high blood sugar levels cause damage to blood vessels in the retina. The hyperglycemia-induced overproduction of reactive oxygen species (ROS) induces local inflammation, mitochondrial dysfunction, microvascular dysfunction, and cell apoptosis.These blood vessels will undergo through many changes .All of these changes can steal your vision due to the accumulation of ROS