Physical Distancing and Social Media Use in Emerging Adults and Adults During the COVID-19 Pandemic: Large-scale Cross-sectional and Longitudinal Survey Study

Thabo van Woudenberg   ¹ , PhD ;   Moniek Buijzen   ^{1, 2} , PhD ;   Roy Hendrikx   ³ , PhD ;   Julia van Weert   ⁴ , PhD ;   Bas van den Putte   ⁴ , PhD ;   Floor Kroese   ^{5, 6} , PhD ;   Martine Bouman   ⁷ , PhD ;   Marijn de Bruin   ^{6, 8} , PhD ;   Mattijs Lambooij   ³ , PhD

¹ Erasmus School of Social and Behavioural Sciences, Erasmus University Rotterdam, Rotterdam, Netherlands, The

² Behavioural Science Institute, Radboud University, Nijmegen, Netherlands, The

³ Centre for Nutrition, Prevention and Health Services, National Institute for Public Health and the Environment, Bilthoven, Netherlands, The

⁴ Amsterdam School of Communication Research, University of Amsterdam, Amsterdam, Netherlands, The

⁵ Social, Health and Organisational Psychology, University of Utrecht, Utrecht, Netherlands, The

⁶ Corona Behavioural Unit, National Institute for Public Health and the Environment, Bilthoven, Netherlands, The

⁷ Erasmus School of History, Culture and Communication, Erasmus University Rotterdam, Rotterdam, Netherlands, The

⁸ Radboud Institute for Health Sciences, Radboud University Medical Center, Nijmegen, Netherlands, The