Fasting blood sugar normal range 80 to 100 mg/dl
2 hours after food : if diabetic less than 180 mg /dl
If not diabetic less than 140 mg/dl
If the blood sugar comes less than 70mg/dl then is hypoglycemia.
Signs of low blood sugar:
An irregular or fast heartbeat
Fatigue
Pale skin
Shakiness
Anxiety
Sweating
Hunger
Irritability
Tingling or numbness of the lips, tongue or cheek
Confusion, abnormal behavior or both, such as the inability to complete routine tasks
Visual disturbances, such as blurred vision
Seizures
Loss of consciousness