Recreational screen use and internalizing problems from preadolescence to young adulthood in a longitudinal twin cohort with co-twin comparison
Guidelines on Physical Activity, Sedentary Behaviour and Sleep for Children under 5 Years of Age (World Health Organization, 2019).
The Lancet Social media, screen time, and young people’s mental health. Lancet 393, 611 (2019).
Physical Activity and Exercise Guidelines for All Australians…