Gut Bacteria May Be Linked to Insomnia, Study Finds
Gut Bacteria May Be Linked to Insomnia, Study Finds

Gut Bacteria May Be Linked to Insomnia, Study Finds

A new study has revealed that the balance of gut bacteria may play a role in causing insomnia, highlighting the growing link between digestive health and sleep quality.

Gut Health and Sleep

While gut health is already known to impact mood, immunity, and overall well-being, researchers now suggest it could also be connected to sleep disorders.
The study found that certain bacterial strains in the gut were associated with a higher likelihood of chronic insomnia.

Other Causes of Insomnia

According to the UK’s National Health Service (NHS), insomnia can also result from:

  • Anxiety or stress

  • Noise and disruptive environments

  • Alcohol or caffeine consumption

  • Night-shift or irregular work schedules

What the Research Shows

Published in the journal General Psychiatry, the study analyzed data from 386,533 people with insomnia.
While previous studies have examined the gut microbiome’s effect on sleep, this research provides deeper insight into how specific groups of bacteria may influence the risk of developing insomnia.

Why It Matters

These findings could open new possibilities for treating insomnia through gut microbiome therapies, probiotics, or lifestyle changes aimed at improving gut health.


Key Takeaways

🦠 Imbalances in gut bacteria may contribute to insomnia.
😴 Poor gut health linked with sleep disturbances.
📊 Study analyzed data from 386,533 people.
📖 Published in General Psychiatry journal.
💊 Opens door to microbiome-based treatments for sleep issues.

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