Sunna Gestsdottir
Overview
Explore the profile of Sunna Gestsdottir including associated specialties, affiliations and a list of published articles.
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Articles
14
Citations
112
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Recent Articles
1.
Birgisson O, Johannsson E, Eriksen H, Hysing M, Gestsdottir S
BMC Public Health
. 2025 Feb;
25(1):587.
PMID: 39939991
Background: Adolescence is a critical developmental period marked by significant mental and physical health changes. This longitudinal study examines the relationship between online communication and health from age 15 to...
2.
Birgisson O, Eriksen H, Hysing M, Johannsson E, Gestsdottir S
PLoS One
. 2024 May;
19(5):e0300810.
PMID: 38748628
The aim of the study was to compare the mental health and cardiorespiratory fitness (CRF) of adolescents in two cross-sectional cohorts, one measured in 2003 and the other in 2015,...
3.
Jakobsdottir G, Stefansdottir R, Gestsdottir S, Stefansson V, Johannsson E, Rognvaldsdottir V, et al.
PLoS One
. 2023 Jun;
18(6):e0286345.
PMID: 37352179
The COVID-19 pandemic has had a profound effect on our lives and society, influencing both individuals' lifestyles and habits. Recent research shows that anxiety and loneliness have continued to rise,...
4.
Birgisson O, Hysing M, Eriksen H, Johannsson E, Gestsdottir S
Scand J Public Health
. 2023 Mar;
52(4):486-493.
PMID: 36964651
Aims: In a relatively short time, online communication has become an important part of adolescents' lives, and concerns have been raised about its potential effects on mental health. The first...
5.
Sigurdsson H, Gudmundsson K, Gestsdottir S
Scand J Prim Health Care
. 2022 Jul;
40(2):313-319.
PMID: 35852086
Objective: To analyze and compare the effect of a new reimbursement model (based on a modified version of the Swedish free choice reform) on private and public primary care in...
6.
Gestsdottir S, Gisladottir T, Stefansdottir R, Johannsson E, Jakobsdottir G, Rognvaldsdottir V
PLoS One
. 2021 Dec;
16(12):e0261346.
PMID: 34905564
Objective: COVID-19 has affected people's health in various ways. University students are a particularly sensitive group for mental and physical health issues. The aim of this study was to assess...
7.
Gestsdottir S, Kristjansdottir H, Sigurdsson H, Sigfusdottir I
Scand J Public Health
. 2020 Dec;
49(5):555-562.
PMID: 33280527
The use of anabolic androgen steroids to enhance performance is not a modern phenomenon. However, the majority of today's anabolic androgen steroid users are not competitive athletes, but individuals who...
8.
Stefansdottir R, Gundersen H, Rognvaldsdottir V, Lundervold A, Gestsdottir S, Gudmundsdottir S, et al.
Sci Rep
. 2020 Oct;
10(1):16877.
PMID: 33037281
In laboratory studies, imposed sleep restriction consistently reduces cognitive performance. However, the association between objectively measured, free-living sleep and cognitive function has not been studied in older adolescents. To address...
9.
Stefansdottir R, Rognvaldsdottir V, Gestsdottir S, Gudmundsdottir S, Chen K, Brychta R, et al.
Sleep Health
. 2020 Jun;
6(6):749-757.
PMID: 32534820
Objectives: Sleep duration and physical activity decline with age during adolescence. Earlier school schedules may contribute to these declines. The aim of this longitudinal study was to track changes in...
10.
Brychta R, Rognvaldsdottir V, Gudmundsdottir S, Stefansdottir R, Hrafnkelsdottir S, Gestsdottir S, et al.
J Meas Phys Behav
. 2019 Dec;
2(4):282-287.
PMID: 31799503
Introduction: Sleep is often quantified using self-report or actigraphy. Self-report is practical and less technically challenging, but prone to bias. We sought to determine whether these methods have comparable sensitivity...