Verkkomobile phone exposure variables included frequency of use, but also more qualitative variables: Demands on availability, perceived stressfulness of. Verkkothe main research results included associations between frequent mobile phone use and mental health outcomes, such as depressive symptoms and sleep problems. Mobile phone use at bedtime was associated with, e. g. , shorter. However, cognitive reappraisal presented a moderating. However, previous studies mainly focused on one direction (looking at the effects of.
