What are healthy blood sugar levels for a 60-year-old?

Fasting Blood Sugar: 70-99 mg/dL (measured in the morning before eating).

Post-Meal Blood Sugar: 140-180 mg/dL (about 1-2 hours after eating).

Hemoglobin A1c (HbA1c): Less than 5.7% (provides a 2-3 month average of blood sugar control).

Random Blood Sugar: Below 140 mg/dL (regardless of the last meal).

Pre-Exercise: 90-250 mg/dL (before physical activity).

Pre-Bedtime: 90-150 mg/dL (before sleep).

Continuous Glucose Monitoring (CGM): Varies, often 70-180 mg/dL (if using a CGM device).