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    Diabetes Basics

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    Diabetes is a chronic (long-lasting) disease that affects how your body turns food into energy. There are three main types of diabetes: type 1, type 2, and gestational diabetes (diabetes while pregnant). More than 133 million Americans are living with diabetes (37.3 million) or prediabetes (96 million).

    What is Diabetes?

    Learn about the 3 main types of diabetes.

    Diabetes Risk Factors

    Factors that can increase your risk.

    Diabetes Symptoms

    Signs you may have diabetes.

    Prediabetes

    Your chance to prevent type 2 diabetes.

    Type 1 Diabetes

    Daily management for children and adults.

    Type 2 Diabetes

    Causes, treatment, and daily management.

    Gestational Diabetes

    Diagnosis and treatment overview.

    Diabetes Tests

    Tests to diagnose diabetes and prediabetes.

    Quick Facts

    Diabetes by the numbers.

    Learn More
    • National Diabetes Prevention Program
    • Diabetes Self-Management Education and Support
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    • Living With Diabetes
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    Last Reviewed: October 25, 2022
    Source: Centers for Disease Control and Prevention
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