[Comment] Forecasting the global obesity epidemic through 2050

For decades, we have witnessed steady growth in the prevalence of overweight and obesity throughout the world. In some countries1,2 the rise in prevalence had already emerged before World War 2, and it has since occurred in more and more countries. Multiple reports have documented this continued rise, indicating that efforts to abate this increasing prevalence have been ineffective (although it cannot be precluded that increases might have been greater if less had been done). In The Lancet, as part of the Global Burden of Diseases, Injuries, and Risk Factors Study (GBD), two reports by the GBD 2021 Adolescent BMI Collaborators and GBD 2021 Adult BMI Collaborators update us on the recent developments and provide forecasts of overweight and obesity prevalence to 2050.

Mar 4, 2025 - 00:38
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For decades, we have witnessed steady growth in the prevalence of overweight and obesity throughout the world. In some countries1,2 the rise in prevalence had already emerged before World War 2, and it has since occurred in more and more countries. Multiple reports have documented this continued rise, indicating that efforts to abate this increasing prevalence have been ineffective (although it cannot be precluded that increases might have been greater if less had been done). In The Lancet, as part of the Global Burden of Diseases, Injuries, and Risk Factors Study (GBD), two reports by the GBD 2021 Adolescent BMI Collaborators and GBD 2021 Adult BMI Collaborators update us on the recent developments and provide forecasts of overweight and obesity prevalence to 2050.