Diabetes Basics

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 122 million Americans are living with diabetes (37.3 million) or prediabetes (96 million).
Page last reviewed: December 21, 2021
Content source: Centers for Disease Control and Prevention