what are normal blood sugar range

Normal blood sugar levels vary depending on the time of day and whether you have eaten. Here are the general ranges:

• Fasting Blood Sugar (before meals): 70–99 mg/dL (3.9–5.5 mmol/L)
• Postprandial Blood Sugar (1-2 hours after eating): Less than 140 mg/dL (7.8 mmol/L)
• A1C (average over 2-3 months): Below 5.7%

These ranges are for adults without diabetes. If you have diabetes, your target ranges may differ, and you should consult your healthcare provider for personalized goals.