What is a fasting blood sugar or fasting glucose level?
A fasting blood sugar (FBS) level is the result of a blood sample taken after a patient fasts for at least eight hours. A normal fasting blood sugar level for someone without diabetes is less than 100 mg/dL, or HbA1C below 5.7%.
Prediabetes is a fasting blood sugar level from 100 to 125 mg/dL, or HbA1C of 5.7%-6.4%. Diabetes is a fasting blood sugar level of 126 mg/dL and above, or HbA1C of 6.5% or higher.
What is low blood glucose?
Low blood glucose, known as low blood sugar or hypoglycemia, is when your blood glucose levels fall below 70 mg/dL. Symptoms can set in quickly and include dizziness, anxiety, cold sweats and more.
What is a normal fasting blood glucose for a person with diabetes?
According to the American Diabetes Association (ADA) guidelines, patients with diabetes should strive to achieve fasting blood glucose levels below 131 mg/dL, and levels following meals below 180 mg/dL.