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Bedside lamp, clock, and open notebook on rumpled bedding at night, illustrating worry-linked insomnia

Insights · Insomnia

The link between insomnia and worrying

Night worry raises arousal; thin sleep sharpens daytime anxiety. Naming the loop guides worry skills, sleep education, and when psychology sits with TCM.

Manage worries Book Appointment

By PULSE Clinical Content

Clinically reviewed Dr Sim Beng Joo TCMPB T1303003A

In brief

Insomnia and worrying often reinforce each other. Brooding at night can trigger fight-flight arousal that blocks sleep, and thin sleep leaves people more exhausted, anxious, and irritable the next day. Four skills help: sort helpful from unhelpful worry, challenge cognitive distortions, use daytime distraction, and seek psychology support when the loop will not settle. Naming onset versus maintenance insomnia and sleep-stage load clarifies the picture. When sleeplessness keeps returning, Allied Health psychology and the Insomnia programme can sit with physician-led TCM.

01 · The loop

How worrying keeps sleep thin

Worry about not getting enough or good-quality sleep is one of the most commonly reported complaints in insomnia.

Dr Jaswyn Chin, SRP-registered clinical psychologist at PULSE Allied Health, notes that insomnia is often linked to worrying and anxiety, while thin sleep can leave people exhausted, anxious, and irritable, which can sharpen daytime worries. The two feed each other.

When night falls, people with insomnia may start to worry, feel anxious, or dread bed. The more they worry about not sleeping, the less sleep they tend to get. Worrying triggers the body’s fight-flight response to perceived danger or stress, so arousal stays high and sleep stays out of reach.

Daytime worries also matter: the wellbeing of loved ones, a job interview, a first date, and other “what if” or worst-case scenarios. When those worries become persistent and hard to control, they need steadier management than lying awake and circling them.

02 · Skills

Four ways to manage worries

Not every worry needs the same response. Sorting, challenging, interrupting, and seeking help each have a job.

Skill 1

Helpful versus unhelpful worries

Helpful worries sit with problems you can influence. They focus on problem-solving; once you have a plan and take action, anxiety can ease. Example: “How do I keep myself safer in a pandemic?” can lead to vaccination, masks, distancing, and hygiene.

Unhelpful worries circle what you cannot control (“Will I get Covid-19? When?”). Without a useful action plan they become rumination, and anxiety stays high. Examine your worries and spend energy on the helpful set.

Skill 2

Challenging unhelpful thinking

Cognitive distortions are mental filters that feed anxiety or low mood. Challenge them by testing evidence, probability, and whether rumination is useful, and by offering yourself the assurances you would give a friend.

Common cognitive distortions that feed worry
Distortion What it tends to do
All-or-nothing thinking Treats outcomes as total success or total failure, with little middle ground.
Catastrophising Jumps to the worst case and treats it as likely.
Discounting positives Ignores or minimises evidence that things went reasonably well.
Emotional reasoning Takes a feeling (“I feel unsafe”) as proof of fact.
Jumping to conclusions Assumes what others think, or what will happen, without enough evidence.
“I should” thinking Loads the mind with rigid rules that raise guilt and pressure.
Labelling Reduces a person or night to a harsh global label.
Overgeneralising Turns one hard night into “I never sleep”.
Personalising and self-blame Takes undue responsibility for events outside your control.

Cognitive-behavioural therapy (CBT), including sleep-focused CBT-I skills, helps identify and work through distortions that keep distress high.

Skill 3

Using distraction strategies

Distraction interrupts worry loops when you engage in activity that takes attention elsewhere. Helpful daytime options include exercise, meditation or yoga, deep breathing, hobbies such as baking, and other pleasurable activities.

Skill 4

Seeking help

Suppressing emotions or holding problems alone often worsens distress. Confiding in a trusted, non-judgemental friend or family member can make worries feel less overwhelming and less isolating. A strong support network matters for mental wellbeing.

If you prefer not to burden loved ones, or if negative emotions stay hard to manage alone, see a psychologist. Therapy offers collaborative, non-judgemental work on the challenges that keep the loop running. At PULSE, Allied Health psychology (including CBT and CBT-I sleep skills) can sit beside physician-led TCM.

Dr Jaswyn Chin, SRP-registered clinical psychologist at PULSE Allied Health

Allied Health

Talk with a psychologist

When worry loops will not settle, book Allied Health psychology. Request a psychologist and note Dr Jaswyn Chin when you want her diary.

Book psychologist Meet Dr Jaswyn
Quiet bedside rest illustrating the Insomnia programme at PULSE TCM

Programme

Insomnia care with TCM and psychology

When sleeplessness and worry keep returning, the Insomnia programme offers physician-led TCM with the option to add psychology support.

Insomnia programme Book Appointment

03 · Definition

What is insomnia?

Insomnia is dissatisfaction with sleep quantity or quality that spills into the day.

In DSM-5 teaching, insomnia is framed when sleep symptoms cause clinically significant distress or impairment, are present for at least 3 nights a week for at least 3 months, and are not better explained by another sleep, medical, or mental disorder. Worldwide estimates often sit around 10–30% of people, and in some settings as high as 50–60%. It is more common in older adults, females, and people with medical or mental health problems. Daytime load can include poorer work performance, lower quality of life, and a higher risk of traffic accidents.

Symptom types

Three symptom types that often sit with insomnia

Clinic teaching names one or more of these when sleep quantity or quality feels unsatisfactory.

1. Difficulty initiating sleep

Trouble falling asleep at the start of the night, often with a long wait after lights out.

2. Difficulty maintaining sleep

Frequent night awakenings, or trouble returning to sleep after waking.

3. Early-morning awakening

Waking earlier than intended and being unable to return to sleep.

04 · Patterns

Sleep-initiating insomnia vs sleep-maintenance insomnia

Naming whether the harder part is falling asleep or staying asleep helps sort drivers and daytime sequelae.

Sleep-onset versus sleep-maintenance insomnia
Pattern What it looks like Common drivers Daytime load
Sleep-onset (initiating)Unable to fall asleep. Long latency after lights out; mind or body will not settle into the first sleep.
  • Physical discomfort or pain
  • Stress, worrying, or over-thinking
  • Anxiety or depression
  • Routine change (jet lag, shift work)
  • Poor sleep hygiene (late shower, high daytime caffeine)
  • Unconducive room (noise, temperature, distractions)
  • Inadequate daytime exercise
 Poorer focus and concentration; fatigue or excessive daytime sleepiness; irritability.
Sleep-maintenanceUnable to sustain sleep. Fragmented nights: multiple awakenings and a long return to sleep; quality and quantity both suffer.
  • Stress and worrying
  • Hypervigilance (body stuck in fight-or-flight, with little room to relax)
  • Medical conditions such as sleep apnoea, restless legs, periodic limb movement, night-time urination, or GERD
  • Depression
 Hard early mornings; tiredness and irritation; headaches.

05 · Sleep cycle

Sleep stages and why they matter

While asleep, the brain cycles through REM and non-REM sleep. The American Academy of Sleep Medicine (AASM) frames four stages from brain activity. On a typical night the cycle repeats about 4–5 times, with more REM later in the night.

Four sleep stages (AASM educational framing)
Stage Typical length What happens
Stage 1 · Non-REMDozing off. About 1–5 minutes Transition between wakefulness and sleep. Easy to wake. Without disturbance, stage 2 often follows quickly.
Stage 2 · Non-REMLight sleep. About 20 minutes Heart rate and body temperature drop; breathing slows; muscles relax. Brain activity slows, with short bursts that can help resist external wake triggers.
Stage 3 · Non-REMDeep sleep. About 20–40 minutes Heart rate and breathing drop further; muscles relax more. Critical for restorative bodily recovery, including immune and other key processes.
Stage 4 · REMMind restoration. Begins after about 90 minutes of sleep Rapid eye movements; brain activity near waking levels; dreaming. Temporary muscle atonia. Important for cognitive functioning; learning often improves after a night’s sleep.

Insufficient REM can affect cognitive functioning such as memory. Short non-REM deep sleep can weigh on physical health, including immune function. Inadequate or poor-quality sleep can leave fatigue, irritability, poorer concentration, and higher risk of chronic problems such as cardiac disease and diabetes. Sleep problems also often sit with depression and anxiety.

For the TCM stress-linked insomnia picture (Liver qi stagnation, mid-night waking, home presses), see How insomnia and stress relate in TCM. For a wider type map and acupressure set, see Acupressure & TCM tips for insomnia.

Dr Sim Beng Joo

Clinically reviewed

Reviewed by Sim Beng Joo

Advisor (Science & Strategy) / Consultant Physician · TCMPB T1303003A

MOH-licensed TCM physician and biomedical scientist, with clinical work in digestion, pain, sleep or fatigue, and constitution patterns that show as restless or unrefreshing sleep.

View full profile

Educational information from psychology and clinic teaching. Not a substitute for personalised medical, psychiatric, or psychology care, or for urgent attention. Seek emergency or crisis care if you are at risk of harm. TCM and Allied Health psychology at PULSE complement, and do not replace, GP, specialist, or prescribed care for persistent insomnia.

FAQs

Questions, answered

Common questions on the worry–insomnia loop, CBT and distraction skills, and when psychology sits with TCM.

How are insomnia and worrying linked?

Worrying and anxiety often make it harder to fall or stay asleep. Thin sleep then leaves people more exhausted, anxious, and irritable, which can intensify daytime worries. Worry about not sleeping can itself trigger fight-flight arousal that keeps the body awake.

What is the difference between sleep-onset and sleep-maintenance insomnia?

Sleep-onset (sleep-initiating) insomnia is trouble falling asleep. Sleep- maintenance insomnia is trouble staying asleep: frequent night waking and a long return to sleep, so rest feels fragmented. Drivers can overlap (stress, worry, depression) and also include hygiene, environment, shift work, or medical conditions such as sleep apnoea or GERD.

What are helpful versus unhelpful worries?

Helpful worries focus on problems you can influence and move toward an action plan. Unhelpful worries circle problems you cannot control, become rumination, and keep anxiety high without a useful next step. Sorting the two helps you spend energy where it can change something.

How does CBT help with worry and insomnia?

CBT helps identify cognitive distortions such as catastrophising or all-or-nothing thinking, then test evidence, probability, and whether rumination is useful. Sleep-focused CBT-I skills can sit with that work when thin sleep is the main complaint. Persistent distress may need a psychologist.

How do distraction strategies help with worry?

Daytime distraction interrupts rumination when attention moves into activity: exercise, meditation or yoga, deep breathing, hobbies, or other pleasurable tasks. It is a short interrupt, not a substitute for therapy when worry stays hard to manage alone.

Can psychology sit with TCM for insomnia?

Yes. Worry skills and sleep education matter alongside physician-led TCM. At PULSE, Allied Health psychology and the Insomnia programme can pair with TCM therapies when thin sleep keeps returning.

References

Selected sources

  1. National Center for Complementary and Integrative Health. Traditional Chinese medicine: What you need to know. 2019. https://www.nccih.nih.gov/health/traditional-chinese-medicine-what-you-need-to-know/
  2. Ministry of Health Singapore. TCM practitioners (Healthcare Professional Portal). https://hpp.moh.gov.sg/tcm-practitioners/
  3. World Health Organization. Traditional, complementary and integrative medicine. https://www.who.int/health-topics/traditional-complementary-and-integrative-medicine
  4. American Psychiatric Association. What are sleep disorders? (DSM-5 framed education on insomnia and related sleep problems). https://www.psychiatry.org/patients-families/sleep-disorders/what-are-sleep-disorders
  5. National Sleep Foundation. Stages of sleep (educational overview of non-REM and REM sleep architecture). https://www.sleepfoundation.org/stages-of-sleep

Next step

Ready for a sleep and worry pattern read?

Bring when you fall asleep, night waking, dream load, worry themes, and any GP or psychology notes. We will name the picture in plain language and decide whether Allied Health psychology or the Insomnia programme sits closer.

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