Family history. The risk of type 2 diabetes increases if your parent or sibling has type 2 diabetes.
Race and ethnicity. Although it's unclear why, people of certain races and ethnicities — including Black, Hispanic, Native American and Asian people, and Pacific Islanders — are more likely to develop type 2 diabetes than white people are.
Blood lipid levels. An increased risk is associated with low levels of high-density lipoprotein (HDL) cholesterol — the "good" cholesterol — and high levels of triglycerides.
Age. The risk of type 2 diabetes increases as you get older, especially after age 45