Helena Walz-Ludwig

Wiesbaden, HE 65185, Germany

Last Updated: 09/26/2026

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Found 15 publications

Physical activity and perinatal depression and anxiety: a global umbrella review and meta-meta-analysis.

Physical activity and perinatal depression and anxiety: a global umbrella review and meta-meta-analysis.

Journal: EClinicalMedicine

Published: March 02, 2026

Trends in physical fitness among children and adolescents in Europe: A systematic review and meta-analyses during and after the COVID-19 pandemic.

Trends in physical fitness among children and adolescents in Europe: A systematic review and meta-analyses during and after the COVID-19 pandemic.

Journal: Journal of sport and health science

Published: June 24, 2025

Effectiveness of leader-targeted stress management interventions: A systematic review and meta-analysis.

Effectiveness of leader-targeted stress management interventions: A systematic review and meta-analysis.

Journal: Scandinavian journal of work, environment & health

Published: March 18, 2025

Guidelines and recommendations for preparing policy briefs from research into policy-making in health sciences: a scoping review.

Guidelines and recommendations for preparing policy briefs from research into policy-making in health sciences: a scoping review.

Journal: Systematic reviews

Published: February 26, 2025

Integrating European contexts and needs into WHO guiding principles on online mental health content for young people: five recommendations.

Integrating European contexts and needs into WHO guiding principles on online mental health content for young people: five recommendations.

Journal: European child & adolescent psychiatry

Published: August 12, 2024

How the COVID-19 pandemic and related school closures reduce physical activity among children and adolescents in the WHO European Region: a systematic review and meta-analysis.

How the COVID-19 pandemic and related school closures reduce physical activity among children and adolescents in the WHO European Region: a systematic review and meta-analysis.

Journal: The international journal of behavioral nutrition and physical activity

Published: September 22, 2023

Physical activity and physical fitness among children and adolescents after the onset of the COVID-19 pandemic in the WHO European Region: a systematic review protocol.

Physical activity and physical fitness among children and adolescents after the onset of the COVID-19 pandemic in the WHO European Region: a systematic review protocol.

Journal: BMJ open

Published: September 20, 2023

Correction: Children's rights and restrictive measures during the COVID-19 pandemic: implications for politicians, mental health experts and society.

Correction: Children's rights and restrictive measures during the COVID-19 pandemic: implications for politicians, mental health experts and society.

Journal: Child and adolescent psychiatry and mental health

Published: July 17, 2023

Children's rights and restrictive measures during the COVID-19 pandemic: implications for politicians, mental health experts and society.

Children's rights and restrictive measures during the COVID-19 pandemic: implications for politicians, mental health experts and society.

Journal: Child and adolescent psychiatry and mental health

Published: May 15, 2023

Anxiety increased among children and adolescents during pandemic-related school closures in Europe: a systematic review and meta-analysis.

Anxiety increased among children and adolescents during pandemic-related school closures in Europe: a systematic review and meta-analysis.

Journal: Child and adolescent psychiatry and mental health

Published: April 05, 2023

Increase of depression among children and adolescents after the onset of the COVID-19 pandemic in Europe: a systematic review and meta-analysis.

Increase of depression among children and adolescents after the onset of the COVID-19 pandemic in Europe: a systematic review and meta-analysis.

Journal: Child and adolescent psychiatry and mental health

Published: November 17, 2022

Anxiety among children and adolescents during the COVID-19 pandemic in Europe: a systematic review protocol.

Anxiety among children and adolescents during the COVID-19 pandemic in Europe: a systematic review protocol.

Journal: Systematic reviews

Published: September 13, 2022

Showing 1-12 of 15

Last Updated: 09/26/2026