what is fasting glucose
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Fasting glucose refers to the level of glucose (sugar) in your blood after you have not eaten for a certain period, typically measured after an overnight fast. Layne Norton, PhD, on the , explains that fasting blood glucose is an important measurement but primarily reflects transient changes as opposed to long-term glucose regulation, which can be assessed more comprehensively via markers like HbA1c that indicate average blood glucose over a longer period 1.
Fasting glucose levels provide insights into how your body processes sugar and can indicate the risk of diabetes or insulin resistance. It's influenced by factors like diet and exercise habits 2.
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