Is My Fasting Blood Sugar Level in the Prediabetes Range?

23 Aug 2025

Is My Fasting Blood Sugar Level in the Prediabetes Range? If you're concerned about your blood sugar levels, you might be wondering: is my fasting blo...

Is My Fasting Blood Sugar Level in the Prediabetes Range?

If you're concerned about your blood sugar levels, you might be wondering: is my fasting blood sugar level in the prediabetes range? Understanding what constitutes prediabetes and how to interpret your blood sugar results is crucial for taking proactive steps towards your health. Let's break down the key information to help you assess your situation.

Understanding Fasting Blood Sugar

Fasting blood sugar (FBS) is a measure of your blood glucose level after you haven't eaten for at least eight hours. It's a common test used to screen for diabetes and prediabetes. The glucose in your blood comes from the food you eat, and insulin, a hormone produced by the pancreas, helps move glucose from your blood into your cells for energy. When you haven't eaten for a while, your blood sugar levels should naturally be lower.

What is Prediabetes?

Prediabetes is a condition where your blood sugar levels are higher than normal but not high enough to be diagnosed as type 2 diabetes. It's a serious health condition because it significantly increases your risk of developing type 2 diabetes, heart disease, and stroke. Often, prediabetes has no clear symptoms, so getting tested is essential if you have risk factors.

Fasting Blood Sugar Ranges: Normal, Prediabetes, and Diabetes

Here's a clear breakdown of the fasting blood sugar levels and their corresponding categories:

  • Normal: Less than 100 mg/dL (5.6 mmol/L)
  • Prediabetes: 100 to 125 mg/dL (5.6 to 6.9 mmol/L)
  • Diabetes: 126 mg/dL (7.0 mmol/L) or higher

Therefore, if your fasting blood sugar level falls between 100 mg/dL and 125 mg/dL, you are considered to be in the prediabetes range.

What If My Fasting Blood Sugar is in the Prediabetes Range?

If your fasting blood sugar test results indicate prediabetes, it’s essential not to panic, but to take action. Prediabetes is often reversible through lifestyle changes. Here's what you should do:

  1. Consult Your Doctor: Schedule an appointment with your doctor to discuss your results and potential next steps. They may recommend further testing, such as an A1C test.
  2. Lifestyle Modifications: Focus on making healthy lifestyle changes, including:
    • Diet: Adopt a healthy eating plan rich in fruits, vegetables, and whole grains. Limit processed foods, sugary drinks, and saturated fats. Portion control is also crucial.
    • Exercise: Aim for at least 150 minutes of moderate-intensity aerobic activity per week, such as brisk walking. Incorporate strength training exercises at least twice a week.
    • Weight Loss: If you are overweight or obese, even a small amount of weight loss (5-7% of your body weight) can significantly reduce your risk of developing type 2 diabetes.
  3. Regular Monitoring: Regularly monitor your blood sugar levels as directed by your doctor. This will help you track your progress and make necessary adjustments to your lifestyle.
  4. Consider Medications: In some cases, your doctor may prescribe medication, such as metformin, to help lower your blood sugar levels and reduce your risk of developing type 2 diabetes. This is usually recommended when lifestyle changes are not sufficient.

Other Factors Affecting Blood Sugar Levels

Several factors can influence your blood sugar levels, potentially leading to inaccurate readings. These factors include:

  • Medications: Certain medications, such as steroids and diuretics, can increase blood sugar levels.
  • Illness: Being sick can temporarily elevate your blood sugar levels.
  • Stress: Stress can also cause blood sugar levels to rise.
  • Dehydration: Insufficient water intake can impact blood sugar concentrations.
  • Inaccurate Testing: Using expired test strips or improper testing techniques can yield inaccurate results.

Importance of A1C Testing

While fasting blood sugar is a useful screening tool, the A1C test provides a more comprehensive picture of your average blood sugar levels over the past 2-3 months. It measures the percentage of your hemoglobin that has glucose attached to it. An A1C level between 5.7% and 6.4% indicates prediabetes, while an A1C level of 6.5% or higher indicates diabetes. The A1C test complements the fasting blood sugar test to provide a more complete evaluation.

Related reading: Woke Up With High Blood Sugar 7 Surprising Causes Of Morning Hyperglycemia

Risk Factors for Prediabetes

Knowing your risk factors can help you determine if you should get tested for prediabetes, even if you don't have any obvious symptoms. Some common risk factors include:

Related reading: What If I Forget My Long Acting Insulin Dose

  • Overweight or Obesity: Having excess body weight, especially around the abdomen, increases your risk.
  • Family History: Having a parent, sibling, or close relative with type 2 diabetes raises your risk.
  • Age: The risk of prediabetes increases with age, particularly after age 45.
  • Physical Inactivity: A sedentary lifestyle increases your risk.
  • Gestational Diabetes: Having gestational diabetes during pregnancy increases your risk of developing prediabetes and type 2 diabetes later in life.
  • Polycystic Ovary Syndrome (PCOS): Women with PCOS are at higher risk of developing prediabetes and type 2 diabetes.
  • Race/Ethnicity: Certain racial and ethnic groups, including African Americans, Hispanic Americans, American Indians, Asian Americans, and Pacific Islanders, are at higher risk of developing prediabetes and type 2 diabetes.

Understanding the Diagnostic Criteria in Detail

Related reading: Stabilize Your Blood Glucose The Best And Worst Foods For Control

To better understand where you stand, the following HTML table provides a detailed breakdown of the diagnostic criteria for both Fasting Plasma Glucose (FPG) and A1C:

Test Normal Prediabetes Diabetes
Fasting Plasma Glucose (FPG) Less than 100 mg/dL (5.6 mmol/L) 100 to 125 mg/dL (5.6 to 6.9 mmol/L) 126 mg/dL (7.0 mmol/L) or higher
A1C Less than 5.7% 5.7% to 6.4% 6.5% or higher

Conclusion

So, is your fasting blood sugar in the prediabetes range? Check your results against the defined ranges (100-125 mg/dL). If they fall within that range, take it seriously. Prediabetes is a wake-up call. By making informed lifestyle choices and working closely with your healthcare provider, you can often prevent or delay the onset of type 2 diabetes and improve your overall health. Early detection and intervention are key to managing blood sugar levels and leading a healthier life. Don't delay – take control of your health today!