The Lancet Nov 18 2024 The total number of adults living with either type 1 or type 2 diabetes in the world has surpassed 800 million - over four times the total number in 1990, according to findings from a global  analysis published ahead of World Diabetes Day in  The Lancet .   Additionally, 445 million adults aged 30 years and older with diabetes (59%) did not receive treatment in 2022, three and a half times the number in 1990. Of the 828 million adults with diabetes in 2022, over a quarter