World Obesity Federation
World Obesity Atlas 2026 Childhood Obesity 2nd edition
Publication
04 Mar 2026
Childhood Obesity Surveillance Initiative COSI - Fact sheet highlights 2018-2020
World Health Organization. Regional Office for Europe.
08 Nov 2022
The fifth round of COSI data collection took place between 2018 and 2020 in 33 countries. In total, almost 411 000 children aged 6–9 years were measured. The full details of the fifth round of data collection are described in a report
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