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Fletta eftir efnisorði "Unglingar"

Fletta eftir efnisorði "Unglingar"

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    Active and Passive Social Media Use and Symptoms of Anxiety and Depressed Mood Among Icelandic Adolescents 
    Thorisdottir, Ingibjorg; Sigurvinsdottir, Rannveig; Asgeirsdottir, Bryndis Bjork; Allegrante, John P.; Sigfusdottir, Inga (Mary Ann Liebert Inc, 2019-08)
    Adolescent use of social media platforms such as Facebook, Instagram, and Snapchat has increased dramatically over the last decade and now pervades their everyday social lives. Active and passive social media use may impact emotional health differently, ...
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    Adolescent Sport Participation and Age at Menarche in Relation to Midlife Body Composition, Bone Mineral Density, Fitness, and Physical Activity 
    Ravi, Suvi; Kujala, Urho M.; Tammelin, Tuija H.; Hirvensalo, Mirja; Kovanen, Vuokko; Valtonen, Maarit; Waller, Benjamin; Aukee, Pauliina; Sipilä, Sarianna; Laakkonen, Eija K. (MDPI AG, 2020-11-24)
    This study aimed to investigate the associations of competitive sport participation in adolescence and age at menarche (AAM) with body composition, femoral neck bone mineral density (BMD), physical performance, and physical activity (PA) in middle-aged ...
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    Associations between the duration of active commuting to school and academic achievement in rural Chilean adolescents 
    García-Hermoso, Antonio; Saavedra, Jose M; Olloquequi, Jordi; Ramírez-Vélez, Robinson (Springer Science and Business Media LLC, 2017-04-04)
    Background: Habitual active commuting to school may be positively associated with academic achievement. The aim of this study was to examine the relationship between duration of walking or otherwise actively commuting to school and academic ...
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    Child and Adolescent Health From 1990 to 2015: Findings From the Global Burden of Diseases, Injuries, and Risk Factors 2015 Study 
    Sigfúsdóttir, Inga Dóra; Kassebaum, Nicholas J (American Medical Association (AMA), 2017-06-01)
    IMPORTANCE Comprehensive and timely monitoring of disease burden in all age groups, including children and adolescents, is essential for improving population health. OBJECTIVE To quantify and describe levels and trends of mortality and nonfatal ...
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    Cumulative risk over the early life course and its relation to academic achievement in childhood and early adolescence 
    Ragnarsdóttir, Laufey Dís; Kristjansson, Alfgeir; Þórisdóttir, Ingibjörg E.; Allegrante, John; Valdimarsdottir, Heiddis; Gestsdóttir, Steinunn; Sigfúsdóttir, Inga Dóra (Elsevier BV, 2017-03)
    Early-life risk factors, such as family disruption, maltreatment, and poverty, can negatively impact children's scholastic abilities; however, most previous studies have relied on cross-sectional designs and retrospective measurement. This study ...
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    Development and Guiding Principles of the Icelandic Model for Preventing Adolescent Substance Use 
    Kristjansson, Alfgeir; Mann, Michael J.; Sigfusson, Jon; Thorisdottir, Ingibjorg; Allegrante, John P.; Sigfúsdóttir, Inga Dóra (SAGE Publications, 2020-01)
    Adolescent substance use-the consumption of alcohol, tobacco, and other harmful drugs-remains a persistent global problem and has presented ongoing challenges for public health authorities and society. In response to the high rates of adolescent substance ...
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    E-cigarette use and relations to tobacco and alcohol use among adolescents 
    Kristjansson, Alfgeir; Sigfúsdóttir, Inga Dóra (BioMed Central, 2015-04-30)
    Electronic cigarette (EC) use is currently subject to a debate concerning safety, regulation need, and probable contribution to smoking cessation. An important gap in this debate is the lack of distinction between minors and adults. This is problematic ...
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    Examining the implementation of the Icelandic model for primary prevention of substance use in a rural Canadian community: a study protocol 
    Halsall, Tanya; Lachance, Lisa; Kristjansson, Alfgeir (Springer Science and Business Media LLC, 2020-08-14)
    Background The Icelandic Prevention Model (IPM) is a collaborative upstream model that was designed to influence risk and protective factors related to substance use within the community, school, peer and family contexts. By engaging whole communities, ...
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    The impact of an exercise training intervention on cortisol levels and post-traumatic stress disorder in juveniles from an Ugandan refugee settlement: study protocol for a randomized control trial 
    Budde, Henning; Akko, Davin P.; Ainamani, Herbert E.; Murillo-Rodríguez, Eric; Weierstall, Roland (Springer Science and Business Media LLC, 2018-07-09)
    Background:Latest research demonstrates a significant improvement in stress-related symptoms in psychological disorders as a result of exercise training (ET). Controlled clinical trials further validate the significance of ET by demonstrating lower ...
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    The increase in symptoms of anxiety and depressed mood among Icelandic adolescents: time trend between 2006 and 2016 
    Þórisdóttir, Ingibjörg E.; Asgeirsdottir, Bryndis Bjork; Sigurvinsdottir, Rannveig; Allegrante, John; Sigfúsdóttir, Inga Dóra (Oxford University Press (OUP), 2017-07-27)
    BACKGROUND: Both research and popular media reports suggest that adolescent mental health has been deteriorating across societies with advanced economies. This study sought to describe the trends in self-reported symptoms of depressed mood and anxiety ...
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    Longitudinal association between social media use and psychological distress among adolescents 
    Thorisdottir, Ingibjorg; Sigurvinsdottir, Rannveig; Kristjansson, Alfgeir; Allegrante, John P.; Lilly, Christa L.; Sigfúsdóttir, Inga Dóra (Elsevier, 2020-12)
    This study aimed to examine in a longitudinal cohort design whether social media use among adolescents is related to symptoms of social anxiety, depressed mood, and physical symptoms of anxiety over time. As part of the LIFECOURSE study of risk and ...
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    Maternal smoking during pregnancy and scholastic achievement in childhood: evidence from the LIFECOURSE cohort study 
    Kristjansson, Alfgeir; Þórisdóttir, Ingibjörg E.; Steingrimsdottir, Thora; Allegrante, John; Lilly, Christa L.; Sigfúsdóttir, Inga Dóra (Oxford University Press (OUP), 2017-05-28)
    Research on the impact of maternal smoking during pregnancy (MSDP) on scholastic achievement in the offspring has shown conflicting findings. The objective of this study was to assess the impact of MSDP on scholastic achievement in a birth cohort of ...
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    Motor Competence in Adolescents: Exploring Association with Physical Fitness 
    Gísladóttir, Þórdís Lilja; Haga, Monika; Sigmundsson, Hermundur (MDPI AG, 2019-07-20)
    The purpose of this study was twofold: First, to examine the correlation between adolescents' performance on the Movement Assessment Battery for Children -2 (MABC-2) and the Test of Motor Competence (TMC), and second, to interpret the correlation between ...
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    Research Review: The relationship between social anxiety and social cognition in children and adolescents: a systematic review and meta‐analysis 
    Pearcey, Samantha; Gordon, Kate; Chakrabarti, Bhismadev; Dodd, Helen; Halldorsson, Brynjar; Creswell, Cathy (Wiley, 2020-08)
    Background Childhood Social Anxiety Disorder (SAD) is common and impairing. The recommended treatment is a disorder specific form of cognitive behavioural therapy (CBT) that includes social skills training and, whilst they appear to be more effective ...
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    Smoking prevalence and attributable disease burden in 195 countries and territories, 1990-2015: a systematic analysis from the Global Burden of Disease Study 2015 
    Reitsma, Marissa B.; Fullman, Nancy; Ng, Marie; Salama, Joseph S.; Abajobir, Amanuel Alemu; Abate, Kalkidan Hassen; Abbafati, Cristiana; Abera, Semaw Ferede; Abraham, Biju; Abyu, Gebre Yitayih; Adebiyi, Akindele Olupelumi; Al-Aly, Ziyad; Aleman, Alicia V.; Ali, Raghib; Al Alkerwi, Ala'a; Allebeck, Peter; Al-Raddadi, Rajaa Mohammad; Amare, Azmeraw T.; Amberbir, Alemayehu; Ammar, Walid; Amrock, Stephen Marc; Antonio, Carl Abelardo T.; Asayesh, Hamid; Atnafu, Niguse Tadela; Azzopardi, Peter; Banerjee, Amitava; Barac, Aleksandra; Barrientos-Gutierrez, Tonatiuh; Basto-Abreu, Ana Cristina; Bazargan-Hejazi, Shahrzad; Bedi, Neeraj; Bell, Brent; Bello, Aminu K.; Bensenor, Isabela M.; Beyene, Addisu Shunu; Bhala, Neeraj; Biryukov, Stan; Bolt, Kaylin; Brenner, Hermann; Butt, Zahid; Cavalleri, Fiorella; Cercy, Kelly; Chen, Honglei; Christopher, Devasahayam Jesudas; Ciobanu, Liliana G.; Colistro, Valentina; Colomar, Mercedes; Cornaby, Leslie; Dai, Xiaochen; Damtew, Solomon Abrha; Dandona, Lalit; Dandona, Rakhi; Dansereau, Emily; Davletov, Kairat; Dayama, Anand; Degfie, Tizta Tilahun; Deribew, Amare; Dharmaratne, Samath D.; Dimtsu, Balem Demtsu; Doyle, Kerrie E.; Endries, Aman Yesuf; Ermakov, Sergey Petrovich; Estep, Kara; Faraon, Emerito Jose Aquino; Farzadfar, Farshad; Feigin, Valery L.; Feigl, Andrea B.; Fischer, Florian; Friedman, Joseph; Ghiwot, Tsegaye Tewelde; Gall, Seana L.; Gao, Wayne; Gillum, Richard F.; Gold, Audra L.; Gopalani, Sameer Vali; Gotay, Carolyn C.; Gupta, Rahul; Gupta, Rajeev; Gupta, Vipin; Hamadeh, Randah Ribhi; Hankey, Graeme; Harb, Hilda L.; Hay, Simon I.; Horino, Masako; Horita, Nobuyuki; Hosgood, H. Dean; Husseini, Abdullatif; Ileanu, Bogdan Vasile; Islami, Farhad; Jiang, Guohong; Jiang, Ying; Jonas, Jost B.; Kabir, Zubair; Kamal, Ritul; Kasaeian, Amir; Kesavachandran, Chandrasekharan Nair; Khader, Yousef S.; Khalil, Ibrahim; Khang, Young-Ho; Khera, Sahil; Khubchandani, Jagdish; Kim, Daniel; Kim, Yun Jin; Kimokoti, Ruth W.; Kinfu, Yohannes; Knibbs, Luke D.; Kokubo, Yoshihiro; Kolte, Dhaval; Kopec, Jacek; Kosen, Soewarta; Kotsakis, Georgios A.; Koul, Parvaiz A.; Koyanagi, Ai; Krohn, Kristopher J.; Krueger, Hans; Defo, Barthelemy Kuate; Bicer, Burcu Kucuk; Kulkarni, Chanda; Kumar, G. Anil; Leasher, Janet L.; Lee, Alexander; Leinsalu, Mall; Li, Tong; Linn, Shai; Liu, Patrick; Liu, Shiwei; Lo, Loon-Tzian; Lopez, Alan D.; Ma, Stefan; Abd El Razek, Hassan Magdy; Majeed, Azeem; Malekzadeh, Reza; Malta, Deborah Carvalho; Manamo, Wondimu Ayele; Martinez-Raga, Jose; Mekonnen, Alemayehu Berhane; Mendoza, Walter; Miller, Ted R.; Mohammad, Karzan Abdulmuhsin; Morawska, Lidia; Musa, Kamarul Imran; Nagel, Gabriele; Neupane, Sudan Prasad; Quyen Nguyen; Nguyen, Grant; Oh, In-Hwan; Oyekale, Abayomi Samuel; Mahesh, P. A.; Pana, Adrian; Park, Eun-Kee; Patil, Snehal T.; Patton, George C.; Pedro, Joao; Qorbani, Mostafa; Rafay, Anwar; Rahman, Mahfuzar; Rai, Rajesh Kumar; Ram, Usha; Ranabhat, Chhabi Lal; Refaat, Amany H.; Reinig, Nickolas; Roba, Hirbo Shore; Rodriguez, Alina; Roman, Yesenia; Roth, Gregory; Roy, Ambuj; Sagar, Rajesh; Salomon, Joshua; Sanabria, Juan; Santos, Itamar de Souza; Sartorius, Benn; Satpathy, Maheswar; Sawhney, Monika; Sawyer, Susan; Saylan, Mete; Schaub, Michael P.; Schluger, Neil; Schutte, Aletta Elisabeth; Sepanlou, Sadaf G.; Serdar, Berrin; Shaikh, Masood Ali; She, Jun; Shin, Min-Jeong; Shiri, Rahman; Shishani, Kawkab; Shiue, Ivy; Sigfúsdóttir, Inga Dóra; Silverberg, Jonathan I.; Singh, Jasvinder; Singh, Virendra; Slepak, Erica Leigh; Soneji, Samir; Soriano, Joan B.; Soshnikov, Sergey; Sreeramareddy, Chandrashekhar T.; Stein, Dan J.; Stranges, Saverio; Subart, Michelle L.; Swaminathan, Soumya; Szoeke, Cassandra E. I.; Tefera, Worku Mekonnen; Topor-Madry, Roman; Tran, Bach; Tsilimparis, Nikolaos; Tymeson, Hayley; Ukwaja, Kingsley Nnanna; Updike, Rachel; Uthman, Olalekan A.; Violante, Francesco Saverio; Vladimirov, Sergey K.; Vlassov, Vasiliy; Vollset, Stein Emil; Vos, Theo; Weiderpass, Elisabete; Wen, Chi-Pan; Werdecker, Andrea; Wilson, Shelley; Wubshet, Mamo; Xiao, Lin; Yakob, Bereket; Yano, Yuichiro; Ye, Penpeng; Yonemoto, Naohiro; Yoon, Seok-Jun; Younis, Mustafa Z.; Yu, Chuanhua; Zaidi, Zoubida; Zaki, Maysaa El Sayed; Zhang, Anthony Lin; Zipkin, Ben; Murray, Christopher J. L.; Forouzanfar, Mohammad H.; Gakidou, Emmanuela (2017-05)
    Background The scale-up of tobacco control, especially after the adoption of the Framework Convention for Tobacco Control, is a major public health success story. Nonetheless, smoking remains a leading risk for early death and disability worldwide, and ...
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    Stress and adolescent well-being: the need for an interdisciplinary framework 
    Sigfúsdóttir, Inga Dóra; Kristjansson, Alfgeir; Þórlindsson, Þórólfur; Allegrante, John (Oxford University Press (OUP), 2016-05-06)
    Stress and strain among adolescents have been investigated and discussed largely within three separate disciplines: mental health, where the focus has been on the negative effects of stress on emotional health; criminology, where the emphasis has been ...