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Chronic vs Acute Insomnia: Key Differences, Causes & Treatments
Chronic vs Acute Insomnia Explained
Quick Answer: Acute insomnia is temporary and often triggered by stress or life events, whereas chronic insomnia lasts for at least three months and may require professional treatment.
What Is Insomnia?
Insomnia is a common sleep disorder characterised by difficulty falling asleep, staying asleep or waking too early.
Common Symptoms
- Difficulty falling asleep
- Frequent waking during the night
- Early morning awakening
- Daytime fatigue
- Poor concentration
- Irritability
Acute vs Chronic Insomnia Comparison
| Feature | Acute Insomnia | Chronic Insomnia |
|---|---|---|
| Duration | Days to less than 3 months | 3+ months |
| Cause | Stress, illness, travel | Ongoing health or psychological issues |
| Treatment | Sleep hygiene | CBT-I and medical evaluation |
| Impact | Temporary | Long-term health effects |
NHS Guidance on Insomnia
The NHS advises maintaining a regular sleep schedule, relaxing before bedtime, reducing caffeine intake and avoiding screens before sleep.
Official NHS resource:
https://www.nhs.uk/conditions/insomnia/
Internal Resources
Frequently Asked Questions
What is the difference between acute and chronic insomnia?
Acute insomnia is short-term, while chronic insomnia lasts at least three months.
Can acute insomnia become chronic?
Yes, especially when poor sleep habits continue after the original trigger disappears.
What causes chronic insomnia?
Anxiety, depression, chronic illness, medications and poor sleep habits are common causes.
What treatment works best?
CBT-I is considered the gold-standard treatment for chronic insomnia.
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