Why can't I sleep when I'm exhausted?

Stress keeps your nervous system on shift even after your body is spent — cortisol and a scanning brain block the drop into sleep. The fix isn't trying harder; it's giving the body signals of safety: long exhales, released muscles, dim quiet.

Does a wind-down routine really help?

Yes — a consistent, low-stimulation buffer between the day and bed is one of the most recommended parts of CBT-I, the first-line treatment for insomnia. The routine itself becomes a sleep cue.

What if I finish and I'm still wired?

Get out of bed and do something dull in dim light for a while, then try again. Lying in bed frustrated teaches your brain that bed is a worrying place.

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For clients · 2-minute practice · Nervous system

Two-minute wind-down

For the tired-but-wired kind of night. Dim your screen, get comfortable, and let the timer carry you through four small steps.

2 minute practice Plain-language guide

Practice 01

Step 1 of 4

Drop the day

Exhale slowly through your mouth — twice as long as the inhale. Feel your shoulders come down away from your ears on each out-breath. The day is done; you're off duty.

Long exhales are the brake pedal for your nervous system.

Why "trying to sleep" backfires

Sleep is not something you can effort your way into — effort is arousal. Worrying about sleep keeps the alarm system on. Practices like this one work because they give your attention something quiet to do, and let sleep arrive on its own.

If this is most nights

Trouble falling asleep three or more nights a week for three months or more is worth mentioning to a doctor or therapist. The first-line treatment, CBT-I, works better than sleep medication long-term — and it's skills you can learn.

Good to know

A wind-down practice creates cues for rest; it cannot command sleep. Success means reducing struggle, even if sleep does not come immediately.

If this does not help

Keep eyes open, skip body focus, or leave bed for a quiet dim activity until sleepy. Use a neutral anchor rather than trying harder.

Talk about this in therapy

What keeps my system watchful at night?
Would insomnia-focused treatment or a sleep assessment help?

Safety

Do not drive when dangerously sleepy. Persistent insomnia, breathing pauses during sleep, or periods of needing very little sleep with unusually high energy need professional assessment. This is education, not a diagnosis or a substitute for care. Stop if the exercise makes you feel less safe or more overwhelmed. If you may act on thoughts of harming yourself or someone else, contact local emergency services or a crisis service now; in the U.S. and Canada, call or text 988.

Sources and limits+

Reviewed for clarity and updated October 2026. This page offers general education and cannot assess your individual situation.

American Academy of Sleep Medicine: healthy sleep habits
NHLBI: sleep deprivation and deficiency
NICE guidance on insomnia

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