Key Takeaways

Chronic insomnia often involves hyperarousal and learned sleep effort. Major guidelines recommend cognitive behavioral therapy for insomnia, or CBT-I, as the first treatment for most adults, with the plan adapted to the person's symptoms and medical context.

A consistent wake time and stimulus control are common parts of CBT-I. Stimulus control usually means leaving bed when wakefulness becomes frustrating and returning when sleepy. [1] [2]
In a one-night laboratory study of 57 healthy adults aged 18 to 30, a 5-minute to-do list shortened sleep onset by about 9 minutes compared with writing about completed tasks. [3]
Five minutes of daily cyclic sighing improved positive affect and lowered resting respiratory rate in a 28-day trial. It did not show a sleep benefit and was not tested as an insomnia treatment. [4]
One night of sleep deprivation increased regional amyloid-beta signal by about 5% in a PET study of 20 healthy adults. The study did not show that a later night of sleep returned the signal to baseline. [5]
A 10-person study found lower daytime testosterone after one week of five-hour nights. A later meta-analysis did not find a statistically significant reduction after partial sleep deprivation overall. [6] [7]
Sleep-restriction therapy is a structured part of CBT-I, not a universal five-hour self-help rule. Early sleepiness, work and driving demands, bipolar disorder, seizures, and other clinical factors can change whether and how it is used. [8] [2]
Snoring, gasping, marked daytime sleepiness, or sleep difficulty at least 3 nights weekly for 3 months are common reasons to seek medical assessment, especially when daytime function is affected. [1] [2]

Common questions

Why can't I fall asleep even when I am tired?

Tiredness and sleep onset are separate processes. Insomnia can combine strong sleep pressure with worry, physical arousal, clock-watching, and a learned effort to force sleep. CBT-I commonly uses a consistent wake time, a written plan for tomorrow's tasks, and stimulus control when wakefulness becomes frustrating. The right response can differ when caffeine, alcohol, pain, restless legs, medication, mood symptoms, or circadian timing contribute. [9] [3] [1] [2]

What should I do when I wake at 3 a.m. and cannot fall back asleep?

CBT-I often uses stimulus control when a person remains fully awake long enough to feel frustrated, roughly 15 to 20 minutes by feel. This usually means leaving bed, using dim light for a quiet activity, and returning when sleepy. Repeated clock-checking can add effort and arousal. Recurrent waking with snoring, gasping, marked daytime sleepiness, pain, hot flushes, or mood symptoms deserves assessment. [1] [2]

Is it normal to wake during the night?

Brief awakenings are common and may not be remembered. Historical work also describes segmented sleep in some preindustrial settings. That history does not make every 3 a.m. awakening healthy. Frequency, time awake, daytime function, and associated symptoms matter. Insomnia becomes a clinical disorder when sleep difficulty is persistent, frequent, and impairing. [10] [1]

Does menopause cause insomnia?

Menopause can disturb sleep through hot flushes, hormone changes, mood symptoms, and a rising risk of obstructive sleep apnea. Reviews report sleep complaints in roughly 40% to 60% of women during the menopausal transition. Repeated waking has several possible causes, so assessment often needs the full history. Care may include menopause treatment, CBT-I, apnea assessment, or more than one of these. [11]

Can a sleep tracker make insomnia worse?

Yes, for some people. Sleep clinicians use the term orthosomnia for anxiety and unhelpful behavior driven by the pursuit of perfect tracker scores. Consumer devices estimate total sleep more reliably than deep sleep or REM sleep, and performance varies by device. A short pause from scores can help show whether tracking is adding tension, while daytime function remains an important part of the assessment. [12] [13]

Does cyclic sighing help with sleep?

The cited 2023 trial randomized 111 adults with usable data to 5 minutes of daily breathwork or mindfulness for 28 days. Cyclic sighing produced the largest improvement in positive affect and lowered resting respiratory rate more than mindfulness. The groups did not differ significantly in state anxiety, resting heart rate, heart-rate variability, or sleep quality. It was not an insomnia or bedtime trial and did not measure time to fall asleep. [4]

Can weekend sleep fully undo short sleep during the week?

One 13-day metabolic-ward trial found that weekend recovery sleep did not prevent metabolic disruption during a repeated five-hour sleep protocol. That result does not prove that all recovery sleep is useless or that every effect of short sleep is permanent. A regular schedule and enough sleep across the week remain different questions from whether extra sleep can partly reduce accumulated sleepiness. [14]

When should I get treatment for insomnia?

Guidelines describe chronic insomnia as sleep difficulty at least 3 nights a week for 3 months with an effect on daytime function. CBT-I is the recommended first treatment for most adults. A meta-analysis found that it shortened sleep onset by about 19 minutes and reduced time awake after sleep onset by about 26 minutes. Earlier or urgent assessment is appropriate for drowsy driving, gasping or choking during sleep, severe mood change, suicidal thoughts, mania, or seizures. [1] [15] [2]

Sleep and Insomnia: What Helps, What Does Not, and When to Seek Care