Diabetes is one of the most common metabolic disorders worldwide, but not all types are the same. Type 1 and Type 2 diabetes differ in causes, age of onset, treatment methods, and long-term effects.

Nearly 39 million American adults are currently living with diabetes, the latest data shows — and between 90% and 95% of those cases are type 2 diabetes. Type 1 diabetes, although it only makes up 5% ...

Nearly 4% of people in the US initially diagnosed with type 2 diabetes (T2D) between July 2016 and October 2024 were later reclassified as having type 1 diabetes (T1D), a new analysis of data from the ...

People who have type 2 diabetes have an increased amount of sugar in their blood, also called blood glucose. Increased blood sugar happens when your body’s insulin doesn’t work as well as it should.