UpToDate
www.uptodate.com › contents › type-2-diabetesFeb 20, 2023 · Type 2 diabetes mellitus is a disorder that is known for disrupting the way the body uses glucose (sugar); it also causes other problems with the way the body stores and processes other forms of energy, including fat. All the cells in the body need glucose to work normally. Glucose gets into the cells with the help of a hormone called insulin.