Insomnia linked to higher risk of stroke and dementia in study
They publishedInsomnia could significantly raise the risk of stroke and Alzheimer's, claims new study
28 Sept, 08:47ZInsomnia linked to higher stroke and hospital admission risk
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First reportnews-medical.net · 28 Sept, 08:47Z
Latest reportdailymail.com · 28 Sept, 10:06Z
Span1 hours · two reports
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Why it matters
What
Italian researchers linked insomnia to higher risks of stroke, dementia, Alzheimer’s disease and hospitalisation in data from over 1.3 million people.
Why
Insomnia was associated with a 26 per cent higher stroke risk and 28 per cent greater likelihood of hospitalisation.
Watch
Researchers stress the study shows association, not causation, and call for broader awareness of sleep health.
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How it unfolded — every article
Summary
- New umbrella review links insomnia to 26% higher stroke risk (HR 1.26).
- Insomnia associated with 28% higher odds of hospital admission (OR 1.28).
- Overall analysis includes more than 1.3 million participants across nine stroke studies.
- Evidence also connects insomnia with depression and dementia, notably Alzheimer's disease.
- Researchers caution definitions and sleep medication use vary across studies.
Summary
- Italian researchers analysed data from over 1.3 million participants across two databases.
- People with insomnia showed a 26 per cent increased risk of stroke.
- Insomnia was linked to a 28 per cent higher likelihood of hospitalisation for any reason.
- Study associates insomnia with higher risk of dementia and Alzheimer's disease.
- Researchers caution the findings show association, not causation, and call for broader sleep-health awareness.