BMJ Open Respir Res. 2024 Aug 15;11(1):e001630. doi: 10.1136/bmjresp-2023-001630. ABSTRACT OBJECTIVES: To investigate the associations of physical activity (PA) and sedentary behaviour in early childhood with asthma and reduced lung function in later childhood within a large collaborative study. DESIGN: Pooling of longitudinal data from collaborating birth cohorts using meta-analysis…

