Difficulty falling or staying asleep. Review possible causes, self-care and warning signs that need medical attention.
About Insomnia
Difficulty falling or staying asleep
Urgency category: normal. Common clinician to consult: Sleep Specialist.
Insomnia is a common sleep disorder that can make it hard to fall asleep, stay asleep, or cause you to wake up too early and not be able to get back to sleep.
Chronic insomnia can affect your energy levels, mood, and overall health. It may be caused by stress, medical conditions, or poor sleep habits.
Treatment often involves lifestyle changes, therapy, and sometimes medication. Good sleep hygiene is essential for managing insomnia.
Editorial update (28 September 2026): structured medical content awaits clinical reviewer sign-off.
How to interpret this symptom
Sleep symptoms may reflect stress, schedule, mental or physical health, medicines, caffeine or an underlying sleep disorder. A persistent change deserves assessment.
A clinician may review sleep timing, quality, daytime impairment, snoring or breathing pauses, medicines, caffeine, mental health and medical conditions. A sleep diary can be useful.
When insomnia may need urgent attention
This symptom is generally suitable for non-emergency review, but severity and associated symptoms can change urgency. Seek urgent care for severe breathing pauses with collapse or confusion, dangerous sleepiness while driving or working, chest pain, or mental-health crisis symptoms.
Possible causes
- Stress and anxiety
- Depression
- Poor sleep habits
- Medical conditions like chronic pain
- Medications
- Caffeine, alcohol, or nicotine
Self-care
- Maintain consistent sleep schedule
- Create a relaxing bedtime routine
- Limit caffeine and alcohol
- Make bedroom comfortable for sleep
- Avoid screens before bedtime
Self-care limits
Keep a regular sleep schedule, reduce caffeine late in the day, use the bedroom mainly for sleep, and limit screens or alerting activities before bed. Do not use sleeping medicines long-term without review.
When to seek medical help
- Insomnia persists for more than 3 weeks
- Insomnia affects daily functioning
- Insomnia accompanied by other symptoms
- Sleep medications not helping
Preparing for a consultation
- A two-week sleep and wake diary if possible.
- Bedtime routine, caffeine, alcohol and medicine use.
- Observed snoring, breathing pauses or unusual behavior.
- Daytime symptoms and impact on work or safety.
Questions worth asking
- What are the most likely and most important causes of Insomnia?
- Which warning signs should make me seek urgent or emergency care?
- Do I need an examination, tests or referral now?
- Which self-care measures are safe for me, and which should I avoid?
- Is Sleep Specialist the right specialist for this pattern?
- When should I expect improvement, and when should I return or seek review?
Related conditions
Related clinicians
Medical information limitations
This page summarizes symptom information and cannot confirm a cause or choose treatment. Seek urgent care for severe or rapidly worsening symptoms.
Common questions
What does Insomnia mean?
Difficulty falling or staying asleep A symptom is a reported experience or sign; it does not identify one diagnosis by itself.
What can cause Insomnia?
Possible contributors listed include Stress and anxiety, Depression, Poor sleep habits, Medical conditions like chronic pain, Medications. A cause cannot be confirmed without assessment.
When is Insomnia urgent?
This symptom is generally suitable for non-emergency review, but severity and associated symptoms can change urgency. Seek urgent care for severe breathing pauses with collapse or confusion, dangerous sleepiness while driving or working, chest pain, or mental-health crisis symptoms. Insomnia persists for more than 3 weeks. Insomnia affects daily functioning. Insomnia accompanied by other symptoms
What can I safely do at home?
General measures listed include Maintain consistent sleep schedule, Create a relaxing bedtime routine, Limit caffeine and alcohol, Make bedroom comfortable for sleep. These are not a substitute for medical assessment when symptoms are severe, persistent or concerning. Keep a regular sleep schedule, reduce caffeine late in the day, use the bedroom mainly for sleep, and limit screens or alerting activities before bed. Do not use sleeping medicines long-term without review.
Who should evaluate Insomnia?
The listed clinician type is Sleep Specialist. A general clinician can often assess the symptom first and refer you if specialist care is needed.
How should I prepare for a consultation?
A two-week sleep and wake diary if possible. Bedtime routine, caffeine, alcohol and medicine use. Observed snoring, breathing pauses or unusual behavior. Daytime symptoms and impact on work or safety. Bring medicines, recent reports and relevant photographs or readings where useful.
General information only. If symptoms are severe, new, persistent, or worrying, seek advice from a qualified clinician.