Kidney Disease: Improving Global Outcomes (KDIGO) released the 2021 Clinical Practice Guideline on the Management of Blood Pressure (BP) in Chronic Kidney Disease (CKD). Topics include techniques of BP measurement, lifestyle interventions for lowering BP, and BP management in key subgroups: adults and children with CKD not receiving dialysis and kidney transplant recipients. (This guideline represents an update to the guideline published in 2012.)