Some key elements to look for include: 1  The NFRC Label: National Fenestration Rating Council (NFRC) is a non-profit organization that administers the only independent rating and labeling system for the energy performance of windows, doors, skylights and attachment products.
At one hour, your test falls into the normal, non-diabetic range if your blood glucose remains below 200 mg/dL. Two hours after your meal, blood glucose should remain below 140 mg/dL. A level of over 200 mg/dL at two hours post-prandial -- which means after a meal -- indicates diabetes.
If you take in more carbohydrate than your body can immediately process, your blood sugar rises temporarily. Normally, your blood sugar two hours after eating remains below 120 mg/dl and won't exceed 140 mg/dl, an April 2002 article published in Clinical Diabetes explains.