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Sunna Gestsdottir · SciRah

Researcher profile · Semantic Scholar

Sunna Gestsdottir

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Sunna Gestsdottir — researcher profile on SciRah

h-index: 10
Works: 18
Citations: 380

Most-cited papers

Less screen time and more frequent vigorous physical activity is associated with lower risk of reporting negative mental health symptoms among Icelandic adolescents
Soffia M. Hrafnkelsdottir, R. Brychta, Vaka Rognvaldsdottir, Sunna Gestsdottir +4 more
2018PLoS ONE107 citations Open access
Semantic Scholar
Gender differences in development of mental well-being from adolescence to young adulthood: An eight-year follow-up study
Sunna Gestsdottir, A. Arnarsson, K. Magnusson, S. Arngrímsson +2 more
2015Scandinavian Journal of Public Health48 citations
Semantic Scholar
Health and well-being of university students before and during COVID-19 pandemic: A gender comparison
Sunna Gestsdottir, Thordis Gísladóttir, R. Stefansdottir, E. Johannsson +2 more
2021PLoS ONE47 citations Open access
Semantic Scholar
Prevalence, mental health and substance use of anabolic steroid users: a population-based study on young individuals
Sunna Gestsdottir, Hafrún Kristjánsdóttir, Hedinn Sigurdsson, I. Sigfusdottir
2020Scandinavian Journal of Public Health43 citations
Semantic Scholar
Different factors associate with body image in adolescence than in emerging adulthood: A gender comparison in a follow-up study
Sunna Gestsdottir, E. Svansdottir, Hedinn Sigurdsson, A. Arnarsson +4 more
201528 citations Open access
Semantic Scholar
Sleep deficiency on school days in Icelandic youth, as assessed by wrist accelerometry
Vaka Rognvaldsdottir, S. Gudmundsdottir, R. Brychta, Soffia M. Hrafnkelsdottir +4 more
2017Sleep Medicine26 citations Open access
Semantic Scholar
Changes in health-related lifestyle choices of university students before and during the COVID-19 pandemic: Associations between food choices, physical activity and health
Greta Jakobsdottir, R. Stefansdottir, Sunna Gestsdottir, Vignir Stefánsson +3 more
2023PLoS ONE13 citations Open access
Semantic Scholar
Do aerobic fitness and self-reported fitness in adolescence differently predict body image in young adulthood? An eight year follow-up study
Sunna Gestsdottir, E. Svansdottir, Y. Ommundsen, A. Arnarsson +3 more
201613 citations
Semantic Scholar
Changes in sleep and activity from age 15 to 17 in students with traditional and college-style school schedules
R. Stefansdottir, Vaka Rognvaldsdottir, Sunna Gestsdottir, S. Gudmundsdottir +3 more
2020Sleep Health11 citations Open access
Semantic Scholar
Longitudinal Change in Adolescent Bedtimes Measured by Self-Report and Actigraphy
R. Brychta, Vaka Rögnvaldsdóttir, S. L. Guðmundsdóttir, R. Stefansdottir +5 more
2019Journal for the Measurement of Physical Behaviour11 citations Open access
Semantic Scholar
[The effects of physical activity intervention on symptoms in schizophrenia, mental well-being and body composition in young adults].
Kristjana Sturludóttir, Sunna Gestsdottir, Rafn Haraldur Rafnsson, E. Johannsson
2015Icelandic Medical Journal10 citations Open access
Semantic Scholar
Association between free-living sleep and memory and attention in healthy adolescents
R. Stefansdottir, H. Gundersen, H. Haraldsson, Vaka Rognvaldsdottir +6 more
2020Scientific Reports9 citations Open access
Semantic Scholar
Adolescent mental health and cardiorespiratory fitness: A comparison of two cohorts 12 years apart
Ottar Birgisson, H. R. Eriksen, M. Hysing, E. Johannsson +1 more
2024PLoS ONE5 citations Open access
Semantic Scholar
The relationship between online communication and adolescents’ mental health: Long-term evaluation between genders
Óttar Guðbjörn Birgisson, M. Hysing, H. R. Eriksen, E. Johannsson +1 more
2023Scandinavian Journal of Public Health5 citations Open access
Semantic Scholar
New reimbursement model in Icelandic primary care in 2017: first-year comparison of public and private primary care
Hedinn Sigurdsson, Kristjan G. Gudmundsson, Sunna Gestsdottir
2022Scandinavian Journal of Primary Health Care3 citations Open access
Semantic Scholar
The relationship between online communication and mental health and cardiorespiratory fitness from ages 15 to 17: a longitudinal cohort study
Ottar Birgisson, E. Johannsson, H. R. Eriksen, M. Hysing +1 more
2025BMC Public Health2 citations Open access
Semantic Scholar
Sleep and physical activity characteristics in university students during the COVID-19 pandemic: A descriptive cross-sectional wrist actigraphy study
R. Stefansdottir, Vaka Rognvaldsdottir, Alda O. Arnarsdottir, Thordis Gísladóttir +3 more
2024Sleep Epidemiology1 citations Open access
Semantic Scholar
body image in adolescence than in emerging adulthood : A gender comparison in a follow-up study
Sunna Gestsdottir, E. Svansdottir, Hedinn Sigurdsson, A. Arnarsson +5 more
20170 citations
Semantic Scholar

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E. Johannsson×16
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E. Johannsson — researcher profile on SciRah
Vaka Rognvaldsdottir×7
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Vaka Rognvaldsdottir — researcher profile on SciRah
S. Arngrímsson×6
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R. Stefansdottir×6
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R. Brychta — researcher profile on SciRah

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