Symptoms used to diagnose
The ruleDifficulty with sleep at least 3 nights a week for 3 months or more, despite adequate opportunity, affecting daytime life.
Symptoms
- Difficulty falling asleep
- Difficulty staying asleep
- Waking too early
- Daytime tiredness
- Poor concentration or memory
- Irritability or worry about sleep
How diagnosis works
- Difficulty starting or maintaining sleep, or early waking.
- Causes daytime problems such as tiredness, poor concentration or irritability.
A diagnosis is made by a qualified clinician after a full assessment — this summary is to help you understand it, not to self-diagnose.
Commonly used medications
Therapies & support
- CBT for insomnia (CBT-I) — first-line
- Sleep restriction therapy
- Digital CBT-I (e.g. Sleepio)
Good to know
- Sleeping tablets are intended for short-term use (2–4 weeks).
Sources
- 01Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, Text Revision (DSM-5-TR)
American Psychiatric Association, 2022
- 02ICD-11 for Mortality and Morbidity Statistics — Chapter 6: Mental, behavioural or neurodevelopmental disorders
World Health Organization, 2022
- 03The Maudsley Deprescribing Guidelines
Horowitz & Taylor, Wiley-Blackwell, 2024