A Blood Sugar (Glucose) Test measures the level of glucose in your blood. Glucose is a type of sugar that your body uses as a primary source of energy, and the test is essential for diagnosing and monitoring conditions like diabetes, pre-diabetes, and hypoglycemia (low blood sugar).

• Purpose: To measure blood glucose after fasting for at least 8 hours.
• Why it's done: It helps diagnose diabetes or pre-diabetes.
• Normal range: 70-100 mg/dL.
• Indications of Diabetes: >126 mg/dL on two separate occasions.