Diabetes is a global disease that affects over 366 million people worldwide and is projected to increase to over 4.4% of the population by 2030. It occurs when the body does not produce enough insulin or the body cannot effectively use the insulin produced, resulting in high blood sugar. There are three main types of diabetes: type 1, type 2, and gestational diabetes. Common symptoms include frequent urination, thirst, hunger, weight loss, and fatigue. Without treatment, diabetes can lead to serious complications affecting the eyes, kidneys, heart, nerves, and feet. Diagnosis involves blood tests to check glucose levels, such as fasting blood glucose and HbA1c levels. Treatment focuses on lifestyle changes like diet,