Less physical activity and more varied and disrupted sleep is associated with a less favorable metabolic profile in adolescents.

Autor: Vaka Rognvaldsdottir, Robert J Brychta, Soffia M Hrafnkelsdottir, Kong Y Chen, Sigurbjorn A Arngrimsson, Erlingur Johannsson, Sigridur L Guðmundsdottir

Publikováno v: PLoS ONE, Vol 15, Iss 5, p e0229114 (2020)

BACKGROUND:Sleep and physical activity are modifiable behaviors that play an important role in preventing overweight, obesity, and metabolic health problems. Studies of the association between concurrent objective measures of sleep, physical activity

Externí odkaz: https://doaj.org/article/23e571247b3c44d6bee0056bada6c6a2

Screen Time and Body Image in Icelandic Adolescents: Sex-Specific Cross-Sectional and Longitudinal Associations

Autor: Soffia M. Hrafnkelsdottir, Robert J. Brychta, Vaka Rognvaldsdottir, Kong Y. Chen, Erlingur Johannsson, Sigridur L. Guðmundsdottir, Sigurbjorn A. Arngrimsson

Publikováno v: International Journal of Environmental Research and Public Health, Vol 19, Iss 1308, p 1308 (2022)
International Journal of Environmental Research and Public Health (IJERPH)
International Journal of Environmental Research and Public Health; Volume 19; Issue 3; Pages: 1308

Studies of adolescent body image and screen use are mostly limited to girls, and longitudinal data are scarce. We examined cross-sectional and longitudinal associations between these variables in mid-adolescent boys and girls. Data was collected when

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3b0429bdf1aa1ef3ab5229889a27c857
https://www.mdpi.com/1660-4601/19/3/1308