How To Confirmed sugar Disease?

1. Fasting Blood Sugar Test

• What it is: Measures blood sugar after you haven’t eaten for 8 hours (usually done in the morning).

• Normal: Less than 100 mg/dL (5.6 mmol/L)

• Prediabetes: 100–125 mg/dL (5.6–6.9 mmol/L)

• Diabetes: 126 mg/dL (7.0 mmol/L) or higher on two separate tests

2. Postprandial (After-Meal) Blood Sugar Test

• What it is: Blood sugar checked 2 hours after eating.

• Normal: Less than 140 mg/dL (7.8 mmol/L)

• Diabetes: 200 mg/dL (11.1 mmol/L) or higher

3. HbA1c Test (Glycated Hemoglobin)

• What it is: Shows your average blood sugar over the past 2–3 months.

• Normal: Below 5.7%

• Prediabetes: 5.7%–6.4%

• Diabetes: 6.5% or higher

4. Random Blood Sugar Test

• What it is: Blood sugar checked at any time, regardless of when you last ate.

• Diabetes: 200 mg/dL (11.1 mmol/L) or higher, especially if you have symptoms like:

  • Frequent urination

  • Increased thirst

  • Unexplained weight loss

  • Fatigue or blurred vision

5. Oral Glucose Tolerance Test (OGTT)

• What it is: After fasting, you drink a sweet glucose drink, and your blood sugar is tested over 2 hours.

• Normal: Less than 140 mg/dL

• Prediabetes: 140–199 mg/dL

• Diabetes: 200 mg/dL or higher