Translational Psychiatry
February 27, 2024
Hanna M. Ollila, Nasa Sinnott-Armstrong, Katri Kantojärvi et al.
18 citations
Nightmares are vivid, extended, and emotionally negative or negative dreams that awaken the dreamer. While sporadic nightmares and bad dreams are common and generally harmless, frequent nightmares often reflect underlying pathologies of emotional regulation. Indeed, insomnia, depression, anxiety, or alcohol use have been associated with nightmares in epidemiological and clinical studies....
Frontiers in Psychology
October 1, 2020
A. Pesonen, J. Lipsanen, R. Halonen et al.
We used crowdsourcing (CS) to examine how COVID-19 lockdown affects the content of dreams and nightmares. The CS took place on the sixth week of the lockdown. Over the course of 1 week, 4,275 respondents (mean age 43, SD = 14 years) assessed their sleep, and 811 reported their dream content. Overall, respondents slept substantially more (54.2%) but reported an average increase of awakenings...
bioRxiv (Cold Spring Harbor Laboratory)
November 9, 2019
Hanna M. Ollila, Nasa Sinnott-Armstrong, Katri Kantojärvi et al.
5 citations
preprint
ABSTRACT Nightmares are vivid, extended and extremely dysphoric dreams that awaken the dreamer. Twin studies indicate that nightmare frequency has a heritability between 36 and 51% providing evidence for genetic factors underlying predisposition to nightmares. Furthermore, while cross-sectional epidemiological findings suggest that heavy alcohol usage, traumatic experiences and psychiatric...
Sleep
July 1, 2013
Nils Sandman, Katja Valli, Erkki Kronholm et al.
Study objectives: To investigate the prevalence of nightmares among the Finnish general adult population during 1972-2007 and the association between nightmare prevalence and symptoms of insomnia, depression, and anxiety in World War II veterans. Design: Eight independent cross-sectional population surveys of the National FINRISK Study conducted in Finland in 1972, 1977, 1982, 1987, 1992, 1997,...