There is a strong relationship between sleep problems such as insomnia, and self-harm, according to findings in a new Norwegian study.
The study is led by psychology specialist Mari Hysing from Uni Research in Bergen, and published in the British Journal of Psychiatry.
Adolescents with sleep problems were significantly more likely to report self-harm than those without sleep problems, the researchers report.
In order to assess the relationship, a large population-based study was conducted, based on data from the unique material in the youth@hordaland survey.
The data included self-reports from 10,220 teenagers (16–19 years old) in Western Norway on mental health, including a comprehensive assessment of sleep and self-harm.
A total of 702 (7.2%) met the criteria for self-harm, and more than half (55%) of those reported harming themselves on two or more occasions.
Insomnia, short sleep duration – self-harming occurs more frequently among girls than boys, and cutting is most prevalent,...
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