Sleep performs an essential function in humans. Insomnia is one of the common phenomena in a poor sleep pattern. Long-term suffering can result in somatic symptoms and the development of diseases. It can even induce diseases with a mental dimension. Insomnia causes indications of poor health. No systematic analysis of insomnia has been performed, however. The purpose of this study, therefore, was to describe the concept of insomnia. In accordance with Walker and Avant's (2005) methodology of concept analysis, this paper presents a review of the conceptual definitions, characteristics, antecedents and consequences, constructing examples, and empirical references of insomnia. The results indicate that: (1) Insomnia's defining attributes are recognized as an insufficient of quality and quantity for sleep for more than one month. (2) Antecedents of insomnia include changes in life habits, physiological demands caused by sleep time changes, and the experience of uncomfortable sensations. (3) Consequences of insomnia include a poor condition, with physical, psychological, social, and global dimensions. (4) There are many instruments that can be used to inspect insomnia, including questionnaires and tools for physiological measurement. Insomnia is a serious problem with various facets. An understanding of the concept of insomnia will help nurses to perceive this problem in caring for subjects.

Translated title of the contributionInsomnia: Concept Analysis
Original languageChinese (Traditional)
Pages (from-to)79-84
Number of pages6
JournalJournal of Nursing
Issue number5
Publication statusPublished - Oct 2008


  • Concept analysis
  • Insomnia

ASJC Scopus subject areas

  • Nursing(all)


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