A high blood sugar number is anything above 100 milligrams per deciliter of blood if a person has not eaten for eight hours, according to WebMD. A number of 126 milligrams or higher per deciliter of blood during fasting ... More »

www.reference.com Health Medical Ranges & Levels

Acceptable blood sugar numbers depend upon a person's age and health. Fasting blood glucose results between 70 and 100 milligrams per deciliter are considered normal, according to MedlinePlus. People with diabetes who ar... More »

www.reference.com Health Medical Ranges & Levels

A blood sugar level of 300 is considered too high and may lead to extreme thirst, increased appetite, weight loss or fatigue, according to WebMD. If blood sugar levels continue to increase above 350 milligrams per decili... More »

A normal blood glucose range is less than 100 milligrams per deciliter after fasting for a minimum of eight hours, and less than 140 milligrams per deciliter two hours after eating, according to WebMD. Blood sugar levels... More »

www.reference.com Health Medical Ranges & Levels

A normal blood sugar range for an adult is less than 100 milligrams per deciliter when fasting for a minimum of 8 hours, or 140 mg/dL after eating, according to WebMD. Sugar levels are usually their lowest right before m... More »

A normal blood glucose level is any level below 100 milligrams per deciliter, or mg/dL, during periods of fasting or less than 140 mg/dL two hours after a meal, according to WebMD. However, most healthy people have blood... More »

www.reference.com Health Medical Ranges & Levels

A healthy person should have a fasting blood sugar level below 100 milligrams per deciliter when fasting, and below 140 milligrams per deciliter two hours after eating, according to WebMD. If fasting blood sugar level is... More »