Diabetes: What Is, Types, Symptoms, and Diagnosis

What Is Diabetes?

Diabetes is a metabolic disease characterized by elevated blood glucose levels (hyperglycemia) due to a defect in insulin secretion or action. Insulin is a hormone produced by the β cells of the pancreas, which helps lower blood glucose levels, among other functions. Chronic hyperglycemia in diabetes can lead to damage, dysfunction, and failure of various organs. It is particularly the eyes, kidneys,…