Glucose

Definition

Glucose is a type of sugar that the body uses for energy. The brain monitors blood glucose levels to determine feelings of hunger and satiety.

Related terms

Insulin: A hormone produced by the pancreas that regulates the level of glucose in the bloodstream.

Glycogen: A form of stored glucose; reserves are found in liver and muscles.

Hypoglycemia: A condition characterized by an abnormally low level of blood sugar (glucose), your body's main energy source.