Insomnia is a common chronic disorder tied to wider health risks
In short: A review of sleep research describes insomnia disorder as a chronic condition affecting up to 10% of adults, more often women, marked by trouble falling or staying asleep and daytime problems like fatigue, poor concentration, irritability and low mood. The authors note it is strongly linked to worse physical health, and especially to a higher risk of mental health conditions.
This comes from a review paper on insomnia research, not a new trial, so it summarises existing findings rather than testing a treatment directly. Diagnosis still relies mainly on self-reported symptoms rather than objective measures like polysomnography, and the authors note that many patients do not respond well to cognitive-behavioural therapy, the standard first-line treatment, pointing to gaps in understanding insomnia's brain and behavioural mechanisms.
Why it matters: Insomnia is far more than a nighttime nuisance; researchers link it to broader physical and mental health risks.
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Sources
- Source: Research: Riemann et al. (2022). Insomnia disorder: State of the science and challenges for the future. Journal of Sleep Research. · cc-by
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