Use of ICT, social media and sleep habits in adolescence (Punamaki et al., 2007)
This study aimed to explore ICT usage, sleeping time, sleeping regularity, and health associations in adolescents, according to age and gender (Punamaki et al., 2007, p. 572). ‘The participants were 7292 Finnish adolescents derived from a nationally representative sample of 12, 14, 16 and 18-year olds’ (Punamaki et al., 2007,…