Julianne Williams

ORCID: 0000-0003-2857-6688
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About
Contact & Profiles
Research Areas
  • Obesity, Physical Activity, Diet
  • Global Public Health Policies and Epidemiology
  • Nutritional Studies and Diet
  • Child Nutrition and Water Access
  • Birth, Development, and Health
  • Human Health and Disease
  • Food Security and Health in Diverse Populations
  • Obesity and Health Practices
  • Children's Physical and Motor Development
  • Breastfeeding Practices and Influences
  • Health disparities and outcomes
  • Mindfulness and Compassion Interventions
  • Health and Lifestyle Studies
  • Public Health and Nutrition
  • Child and Adolescent Health
  • Smoking Behavior and Cessation
  • Health Systems, Economic Evaluations, Quality of Life
  • Youth Development and Social Support
  • Mental Health Research Topics
  • Motivation and Self-Concept in Sports
  • Nutrition, Genetics, and Disease
  • Child and Adolescent Psychosocial and Emotional Development
  • Adolescent Sexual and Reproductive Health
  • Consumer Attitudes and Food Labeling
  • Cardiovascular Health and Risk Factors

World Health Organization Regional Office for Europe
2021-2025

University of Oxford
2013-2025

Warneford Hospital
2020-2022

WHO European Office for the Prevention and Control of NCD
2017-2021

European Association for the Study of Obesity
2021

British Heart Foundation
2014-2018

Nuffield Health
2018

World Health Organization - Pakistan
2014

Bronson Methodist Hospital
2005

University of California, San Francisco
2005

The World Health Organization (WHO) European Childhood Obesity Surveillance Initiative (COSI) was established more than 10 years ago to estimate prevalence and monitor changes in overweight obesity children aged 6-9 years. Since then, there have been five rounds of data collection 40 countries involving half a million children. To date, no comparative studies with on severe childhood from published.

10.1159/000500436 article EN cc-by-nc-nd Obesity Facts 2019-01-01

In Europe, although the prevalence of childhood obesity seems to be plateauing in some countries, progress on tackling this important public health issue remains slow and inconsistent. Breastfeeding has been described as a protective factor, more exclusively longer children are breastfed, greater their protection from obesity. Birth weight shown have positive association with later risk for

10.1159/000500425 article EN cc-by-nc-nd Obesity Facts 2019-01-01

Background Preventing mental health problems in early adolescence is a priority. School-based mindfulness training (SBMT) an approach with mixed evidence. Objectives To explore for whom SBMT does/does not work and what influences outcomes. Methods The My Resilience Adolescence was parallel-group, cluster randomised controlled trial (K=84 secondary schools; n=8376 students, age: 11–13) recruiting schools that provided standard social–emotional learning. Schools were 1:1 to continue this...

10.1136/ebmental-2022-300439 article EN cc-by Evidence-Based Mental Health 2022-07-12

A successful approach to reducing the burden of non-communicable disease requires action at all stages life, argue Bente Mikkelsen and colleagues

10.1136/bmj.l257 article EN cc-by-nc BMJ 2019-01-28

<b><i>Background:</i></b> Children are becoming less physically active as opportunities for safe play, recreational activities, and transport decrease. At the same time, sedentary screen-based activities both during school leisure time increasing. <b><i>Objectives:</i></b> This study aimed to evaluate physical activity (PA), screen sleep duration of girls boys aged 6–9 years in Europe using data from WHO European Childhood Obesity Surveillance...

10.1159/000511263 article EN cc-by-nc Obesity Facts 2020-12-22

Summary Childhood overweight and obesity have significant short‐ long‐term negative impacts on children's health well‐being. These challenges are unequally distributed according to socioeconomic status (SES); however, previous studies often lacked standardized objectively measured data across national contexts assess these differences. This study provides a cross‐sectional picture of the association between SES childhood obesity, based from 123,487 children aged 6–9 years in 24 countries...

10.1111/obr.13213 article EN Obesity Reviews 2021-06-28

Summary In 2015–2017, the fourth round of World Health Organization (WHO) European Childhood Obesity Surveillance Initiative (COSI) was conducted in 36 countries. National representative samples children aged 6–9 (203,323) were measured by trained staff, with similar equipment and using a standardized protocol. This paper assesses children's body weight status compares burden childhood overweight, obesity, thinness Northern, Eastern, Southern Europe Central Asia. The results show great...

10.1111/obr.13214 article EN Obesity Reviews 2021-07-07

The Childhood Obesity Surveillance Initiative (COSI) routinely measures height and weight of primary school children aged 6-9 years calculates overweight obesity prevalence within the World Health Organization (WHO) European Region using a standard methodology. This study examines trends in from first round COSI carried out 2007/2008 to latest 2015/2017 11 countries which data were collected for at least three rounds. In total 303,155 measured. general, among boys girls decreased with high...

10.1111/obr.13226 article EN Obesity Reviews 2021-08-10

Consuming a healthy diet in childhood helps to protect against malnutrition and noncommunicable diseases (NCDs). This cross-sectional study described the diets of 132,489 children aged six nine years from 23 countries participating round four (2015–2017) WHO European Childhood Obesity Surveillance Initiative (COSI). Children’s parents or caregivers were asked complete questionnaire that contained indicators energy-balance-related behaviors (including diet). For each country, we calculated...

10.3390/nu12082481 article EN Nutrients 2020-08-17

Summary Physical activity, sedentary behavior, and sleep are important predictors of children's health. This paper aimed to investigate socioeconomic disparities in physical across the WHO European region. cross‐sectional study used data on 124,700 children aged 6 9 years from 24 countries participating Childhood Obesity Surveillance Initiative between 2015 2017. Socioeconomic status (SES) was measured through parental education, employment status, family perceived wealth. Overall, results...

10.1111/obr.13209 article EN Obesity Reviews 2021-07-07

Summary Background Socioeconomic differences in children's food habits are a key public health concern. In order to inform policy makers, cross‐country surveillance studies of dietary patterns across socioeconomic groups required. The purpose this study was examine associations between status (SES) and habits. Methods based on nationally representative data from children aged 6–9 years ( n = 129,164) 23 countries the World Health Organization (WHO) European Region. Multivariate multilevel...

10.1111/obr.13211 article EN Obesity Reviews 2021-07-07

This paper provides a snapshot of the implementation WHO European Food and Nutrition Action Plan 2015–2020 among Member States in Region. The focus is on level degree selected policies recommended this regional framework to promote healthy nutrition prevent diet related noncommunicable diseases including obesity. Data was gathered through online off-line versions Global Policy Review questionnaire 2017, appointed focal points from ministries health. Almost all (94%) countries region...

10.1016/j.foodpol.2020.101887 article EN cc-by-nc-nd Food Policy 2020-03-29

<b><i>Introduction:</i></b> Parents can act as important agents of change and support for healthy childhood growth development. Studies have found that parents may not be able to accurately perceive their child’s weight status. The purpose this study was measure parental perceptions status identify predictors potential misperceptions. <b><i>Methods:</i></b> We used data from the World Health Organization (WHO) European Childhood Obesity...

10.1159/000517586 article EN cc-by-nc Obesity Facts 2021-01-01

Summary Establishment of the WHO European Childhood Obesity Surveillance Initiative (COSI) has resulted in a surveillance system which provides regular, reliable, timely, and accurate data on children's weight status—through standardized measurement bodyweight height—in Region. Additional dietary intake, physical activity, sedentary behavior, family background, school environments are collected several countries. In total, 45 countries Region have participated COSI. The first five collection...

10.1111/obr.13215 article EN Obesity Reviews 2021-11-01

The WHO/UNICEF global nutrition target for exclusive breastfeeding six months is at least 70% of infants by 2030. However, prevalence rates are 48% with variations between countries and within regions. Kyrgyzstan has consistently high early initiation rates, yet 46%. This qualitative study addressed two research questions: (1) What the barriers drivers mothers to in first months? (2) health workers primary care facilities supporting took place from April June 2023 five sites (mix urban...

10.1186/s13006-024-00688-z article EN cc-by-nc-nd International Breastfeeding Journal 2025-01-20
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