Library · Physiology

Blood Glucose

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Blood glucose, also called blood sugar, is the glucose moving through your bloodstream. Picture the blood delivering fuel to the cells: glucose is a major source of energy, and it can come from food or be made by the body.

Insulin is a hormone from the pancreas that helps glucose move out of the blood and into cells. If insulin is missing or does not work properly, more glucose stays in the bloodstream.

In brief

Blood glucose is the glucose circulating in the bloodstream. It is a major source of energy and can come from food or be produced by the body itself.

Insulin, a hormone produced by the pancreas, helps glucose enter cells so it can be used for energy. When insulin is missing or does not work properly, more glucose remains in the bloodstream.

Sources (1)
  1. National Institute of Diabetes and Digestive and Kidney DiseasesWhat Is Diabetes?Published

This page explains the topic in general terms; it does not tell anyone what treatment to follow.

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