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What is impaired fasting glucose (IFG)?

Impaired fasting glucose (IFG) is a condition in which a blood glucose test, taken after an 8- to 12-hour fast, shows a level of glucose higher than normal but not high enough for a diagnosis of diabetes. IFG, also called prediabetes, is a level of 100 mg/dL to 125 mg/dL. Most people with prediabetes are at increased risk for developing type 2 diabetes.

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How Can I Tell If I Have Prediabetes?
How Can I Tell If I Have Prediabetes?

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.