This document defines diabetes as a chronic health condition where blood glucose levels are too high. It describes the two main types of diabetes - type 1 where the body does not produce insulin and type 2 where the body does not respond to insulin properly. Signs of diabetes include frequent urination, excessive thirst, hunger and fatigue. The document recommends preventing diabetes through regular exercise, quitting smoking, maintaining a healthy weight and diet. Treatment involves insulin injections, frequent blood sugar monitoring, lifestyle changes and healthy eating.