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Depression is a mood disorder in which overwhelming feelings of sadness, feeling down or empty, loss of pleasure, guilt, and hopelessness interfere with daily life.
Diabetic retinopathy is a condition affecting the retina. The most concerning conditions associated with it are diabetic macular edema and proliferative diabetic retinopathy. People with type 1 or type 2 diabetes can be affected by this condition, which, if untreated, can lead to reduced vision and blindness.