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Blood Sugar Numbers at a Glance

A Simple Reference for Older Adults

Fasting Blood Sugar

(Before eating or drinking in the morning)

Who

Blood Sugar Range

People without diabetes

70–99 mg/dL

Many adults with diabetes

80–130 mg/dL


Blood Sugar – 2 Hours After Meals

(Measured about 2 hours after you start eating)

Who

Blood Sugar Goal

People without diabetes

Less than 140 mg/dL

Many adults with diabetes

Less than 180 mg/dL


A1C (Average Blood Sugar Over 2–3 Months)

Who

A1C Level

People without diabetes

Below 5.7%

Many adults with diabetes

7.0% or lower

Important: Some older adults may have a higher A1C goal to reduce the risk of low blood sugar. Your provider will help set the safest target for you.


Know When to Call Your Doctor

Call your healthcare provider if you:

  • Have frequent readings above your target
  • Have low blood sugar episodes
  • Feel shaky, dizzy, confused, sweaty, or unusually weak
  • Are unsure what your numbers mean
  • Always ask your healthcare provider for specific advice on when to call to report symptoms, and when to seek urgent/emergency care.  

Helpful Reminders

  • Targets can vary based on age, medications, and health conditions
  • Preventing low blood sugar is especially important for older adults
  • Always follow your personal care plan

Medical Disclaimer

This chart is for educational purposes only and does not replace medical advice, diagnosis, or treatment. Blood sugar goals should be individualized. Always follow guidance from your healthcare provider regarding glucose monitoring, medications, and treatment targets. Do not change your diabetes care plan without consulting your healthcare professional.


Sources:

This handout is for educational purposes only and is not a substitute for professional medical advice. Always follow your healthcare provider’s instructions.

This content was created with the assistance of AI. Any AI-generated content was reviewed by a Nurse Practitioner.