Glucose Metabolism
Glucose
A measure of sugar in the blood at a single point in time.
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About this biomarker
Glucose is the main sugar used by the body for energy. A blood glucose result shows how much sugar is in the bloodstream when the sample was taken.
Why it matters
It helps show how the body is handling sugar and is commonly used to assess metabolic health.
What lower levels may suggest
Low glucose can happen with fasting, medication effects, alcohol use, hormone problems, or other causes of low blood sugar.
What higher levels may suggest
High glucose can happen with diabetes, stress, illness, steroid use, or other causes of raised blood sugar.
Common tests
Fasting blood glucose, random glucose, oral glucose tolerance test, comprehensive metabolic panel
Related biomarkers
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