• Has the COVID-19 Pandemic Traumatized Us Collectively? The Impact of the COVID-19 Pandemic on Mental Health and Sleep Factors via Traumatization: A Multinational Survey 

      Holzinger, Brigitte; Nierwetberg, Franziska; Chung, Frances; Bolstad, Courtney J.; Bjorvatn, Bjørn; Chan, Ngan Yin; Dauvilliers, Yves; Espie, Colin A.; Han, Fang; Inoue, Yuichi; Leger, Damien; Macêdo, Tainá; Matsui, Kentaro; Merikanto, Ilona; Morin, Charles M.; Mota-Rolim, Sérgio A.; Partinen, Markku; Plazzi, Giuseppe; Penzel, Thomas; Sieminski, Mariusz; Wing, Yun Kwok; Scarpelli, Serena; Nadorff, Michael R.; De Gennaro, Luigi (Journal article; Peer reviewed, 2022)
      Purpose: The COVID-19 pandemic affects mental health and sleep, resulting in frequent nightmares. Therefore, identifying factors associated with nightmare frequency is important, as it can indicate mental health issues. ...
    • How our Dreams Changed During the COVID-19 Pandemic: Effects and Correlates of Dream Recall Frequency - a Multinational Study on 19,355 Adults 

      Fränkl, Eirin; Scarpelli, Serena; Nadorff, Michael R.; Bjorvatn, Bjørn; Bolstad, Courtney J.; Chan, Ngan Yin; Chung, Frances; Dauvilliers, Yves; Espie, Colin A.; Inoue, Yuichi; Leger, Damien; Macedo, Taina; Matsui, Kentaro; Merikanto, Ilona; Morin, Charles M.; Mota-Rolim, Sérgio Arthuro; Partinen, Markku; Penzel, Thomas; Plazzi, Giuseppe; Sieminski, Mariusz; Wing, Yun Kwok; Gennaro, Luigi De; Holzinger, Brigitte (Journal article; Peer reviewed, 2021)
      Objective: Many have reported odd dreams during the pandemic. Given that dreams are associated with mental health, understanding these changes could provide crucial information about wellbeing during the pandemic. This ...
    • Nightmares in People with COVID-19: Did Coronavirus Infect Our Dreams? 

      Scarpelli, Serena; Nadorff, Michael R.; Bjorvatn, Bjørn; Chung, Frances; Dauvilliers, Yves; Espie, Colin A.; Inoue, Yuichi; Matsui, Kentaro; Merikanto, Ilona; Morin, Charles M.; Penzel, Thomas; Sieminski, Mariusz; Fang, Han; Macêdo, Tainá; Mota-Rolim, Sérgio A.; Leger, Damien; Plazzi, Giuseppe; Chan, Ngan Yin; Partinen, Markku; Bolstad, Courtney J.; Holzinger, Brigitte; De Gennaro, Luigi (Journal article; Peer reviewed, 2022)
      Introduction: A growing number of studies have demonstrated that the coronavirus disease-19 (COVID-19) pandemic has severely affected sleep and dream activity in healthy people. To date, no investigation has examined dream ...
    • Social Jetlag Changes During the COVID-19 Pandemic as a Predictor of Insomnia – A MultiNational Survey Study 

      Brandão, Luiz Eduardo Mateus; Martikainen, Teemu; Merikanto, Ilona; Holzinger, Brigitte; Morin, Charles M.; Espie, Colin A.; Bolstad, Courtney J.; Leger, Damien; Chung, Frances; Plazzi, Giuseppe; Dauvilliers, Yves; Matsui, Kentaro; De Gennaro, Luigi; Sieminski, Mariusz; Nadorff, Michael R.; Chan, Ngan Yin; Wing, Yun Kwok; Mota-Rolim, Sérgio Arthuro; Inoue, Yuichi; Partinen, Markku; Benedict, Christian; Bjorvatn, Bjørn; Cedernaes, Jonathan (Journal article; Peer reviewed, 2021)
      Purpose: Lifestyle and work habits have been drastically altered by restrictions due to the COVID-19 pandemic. Whether the associated changes in sleep timing modulate the risk of suffering from symptoms of insomnia, the ...