Understanding Blood Glucose Results
Normal Blood Sugar Ranges
The fasting adult blood glucose range for a non-diabetic is between 70 mg/dL and less than 110 mg/dL
1
.
Two hours after meals, the blood glucose range for a non-diabetic is less than 140 mg/dL
2
.
Symptoms of High or Low Blood Sugar
Being aware of the symptoms of high or low blood sugar can help you understand test results and make a
treatment decision if the results seem unusual or different from clinical symptoms. Here are the most common
symptoms:
High blood sugar (hyperglycemia): sweating, fatigue, increased appetite or thirst, frequent urination, blurred
vision, headache or general aching.
Low blood sugar (hypoglycemia): sweating, trembling, blurred vision, rapid heartbeat, tingling or numbness
around mouth or fingertips.
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