Child malnutrition estimates for the indicators stunting, wasting, overweight and underweight describe the magnitude and patterns of under- and overnutrition. UNICEF-WHO-WB Joint Child Malnutrition Estimates inter-agency group updates regularly the global and regional estimates in prevalence and numbers for each indicator. The key findings 2021 Edition includes global and regional trends and, for the first time, country-level estimates are also presented, with a summary of the enhanced methodology for deriving country-level model-based estimates for stunting and overweight. Country progress assessment towards the 2030 targets are provided with summaries by region.