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Glossary

A1C
a blood test that measures a person’s average blood glucose level over the past 2 to 3 months.
basal insulin
see long-acting insulin.
blood glucose
the main glucose found in the blood and the body’s main source of energy. Also called blood sugar.
blood glucose level
the amount of glucose in a given amount of blood. It is noted in milligrams in a deciliter, or mg/dL.
bolus insulin
insulin taken to cover an expected rise in blood glucose, often related to a meal or snack. See rapid-acting insulin.
diabetes
see diabetes mellitus.
diabetes mellitus
a disease characterized by hyperglycemia (high blood glucose) resulting from the body’s inability to use blood glucose for energy.
fasting plasma glucose
also fasting blood glucose test.

a blood test to determine the blood glucose level after the person has not eaten for 8 to 12 hours (usually overnight). This test is used to diagnose pre-diabetes and diabetes. It is also used to monitor people with diabetes.
FPG
see fasting plasma glucose.
glucagon
a hormone produced by the pancreas. It raises blood glucose. An injectable form of glucagon, available by prescription, may be used to treat severe hypoglycemia.
glucose
one of the simplest forms of sugar.
glucose tablets
chewable tablets made of pure sugar used for treating hypoglycemia.

Individuals portrayed are not actual people with diabetes.