Introduction: In 2020, the world population was hit by a global pandemic caused by a new coronavirus (SARS-Cov2), with rapid human-to-human transmission. To limit the spread of the virus and minimize its impact, governments around the world implemented containment measures, leading to many changes in the lifestyle of millions of people. Although children and adolescents were, generally, at low risk of infection...
Establishment of the WHO European Childhood Obesity Surveillance Initiative (COSI)has resulted in a surveillance system which provides regular, reliable, timely, andaccurate data on children's weight status—through standardized measurement ofbodyweight and height—in the WHO European Region. Additional data on dietaryintake, physical activity, sedentary behavior, family background, and schoolenvironments are col...