What it is
Insomnia is one of the most common health complaints, driven by anxiety, circadian disruption, lifestyle factors, and underlying conditions.
Persistent sleep disturbance affecting sleep onset, maintenance, or quality. A transdiagnostic symptom linked to anxiety, depression, chronic pain, hormonal changes, and environmental factors.

At a glance
What it is
Insomnia is one of the most common health complaints, driven by anxiety, circadian disruption, lifestyle factors, and underlying conditions.
Commonly experienced as
Evidence context
Research-supportedSee the evidence snapshotSafety
See staying safeHistory & Origin
Understanding Insomnia and Sleep Quality
Insomnia involves persistent difficulty falling asleep, staying asleep, or waking up too early, despite having adequate opportunity for sleep. Poor sleep quality means your sleep feels unrefreshing, fragmented, or light, even if you spend enough time in bed.
How It Affects You
People with sleep difficulties often experience racing thoughts at bedtime, frequent night wakings, or early morning awakenings. You might find yourself lying awake feeling frustrated, checking the clock repeatedly, or feeling anxious about not sleeping. The physical sensation can include feeling 'tired but wired' or having a restless, uncomfortable feeling in your body.
Common Underlying Factors
Sleep problems can stem from stress, anxiety, depression, hormonal changes, medical conditions, medications, or lifestyle factors like caffeine, screen time, or irregular sleep schedules. Sometimes it becomes a cycle where worry about sleep creates more sleep difficulties.
Impact on Daily Life
Poor sleep affects concentration, mood, immune function, and physical performance. You might feel irritable, forgetful, or struggle with decision-making during the day.
The Evidence
What research and clinical practice say about insomnia and poor sleep quality, and where to find qualified support.
Sleep difficulties are well-researched with effective, evidence-backed options
Insomnia is one of the most studied sleep concerns, with strong evidence supporting behavioural approaches as the preferred long-term strategy. Complementary and lifestyle options also have meaningful supporting data, particularly when used alongside professional guidance.
Gasping, choking, or witnessed pauses in breathing during sleep may indicate sleep apnoea and require medical review. Insomnia accompanied by severe low mood, thoughts of self-harm, or confusion in older adults warrants urgent professional attention. Severe sleep deprivation affecting your ability to drive or operate machinery safely is a serious concern.
CBT-I is widely recognised as the first-line recommended approach, with clinical evidence generally favouring it over sleep medication for long-term outcomes. It includes techniques such as sleep restriction and stimulus control. Melatonin has good evidence for circadian-related sleep disruption. Magnesium glycinate, valerian, and lavender show modest but emerging supporting evidence.
Spending long periods lying awake in bed can strengthen the association between bed and wakefulness, making sleep harder. Excessive daytime napping in chronic insomnia may reduce sleep pressure at night. Long-term use of sleep medications without addressing underlying causes is associated with dependency and reduced effectiveness — discuss this with a qualified prescriber.
Traditional Chinese Medicine classifies insomnia by pattern, such as Heart Blood deficiency or Liver Fire, and acupuncture has moderate evidence for sleep improvement. Herbs like Suan Zao Ren have traditional use and emerging research interest. Ayurvedic approaches include Vata-calming practices and herbs such as ashwagandha. These frameworks are culturally meaningful and may complement other approaches.
CBT-I delivered by a trained therapist or via structured digital programmes is the most evidence-supported starting point. Mindfulness-based approaches have emerging research support for sleep improvement. Acupuncture, magnesium, and relaxation practices may offer additional support. A GP or sleep specialist can help rule out underlying conditions such as sleep apnoea or restless legs syndrome.
If sleep problems have lasted more than a month, are significantly affecting daily functioning, or are linked to mood, pain, or breathing concerns, a qualified health professional should be involved. A GP can assess for underlying conditions, and a psychologist or sleep therapist can deliver CBT-I. For insomnia specifically, Gyfts can help you explore options — but it does not replace a sleep specialist's assessment.
Safety first
General, informational guidance — not diagnostic. A qualified practitioner can advise on your own situation.
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References
Educational sources that inform this overview. Inclusion is for context and does not imply endorsement.
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