Health

Study Links Chronic Insomnia to Stroke and Dementia Risks

Published: 28 September 2026 · 1 min read

What Happened

A large international review involving over 1.3 million people found that insomnia is associated with a 26% higher risk of stroke and a 28% higher chance of hospitalisation. Researchers also found links between insomnia, depression, suicidal behaviour and dementia.

Key Takeaways

The findings suggest insomnia is more than just a sleep problem and could be an important early warning sign for serious brain and mental health conditions.

Sources

Myscience, Medicalxpress