2.3.1 Trends and projections to 2040: children 5-19 years living with obesity 2025, rising to 228 million by 2040. This is the equivalent of a rise from 8.7% to 11.9% of the world's children and Historically, the prevalence of obesity was highest in high-income countries. This is no longer the case as prevalence has risen rapidly in upper-middle-income countries. Low- and lower-middle-income countries continue to have middle-income countries (largely due to their population sizes). The highest prevalences will continue to be seen in the Americas, the Eastern Mediterranean region and the