The book calls it The Disrupted Repair Crew

I can’t switch off at night

Body tired, mind racing? Three easy moves tell your body the day is over.

Sounds like you?

“I feel like my sedentary day makes it harder to get a good night’s sleep.”
“I often feel restless or physically tense when I try to wind down at night.”

In the book’s words, profile F. Not you? Take the 30-second body check

The free reset

When you’ve barely moved all day, your body isn’t ready for night-time “repairs”: you might feel restless or unable to sleep. The solution: add a bit of activity to signal your body it’s time to power down.

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3 minutes Evening Wind-Down Walk and Stretch

  1. Easy walk

    2:00

    A light 2-minute walk or roll: around the office, or at home an hour or more before bed. Warm, not sweaty.

  2. Calf stretch

    0:30

    Hands on a wall, one foot back, heel down, back leg straight. 15 seconds each side.

  3. Overhead reach

    0:30

    Both arms overhead, lengthen up on a slow breath in, exhale and relax.

1 minute 60-Second Cardio Burst

Only have a minute? Do this one.

  1. Burst

    20 seconds each: chair squats (a chair without wheels, against a wall; wheels? stop just above the seat), calf raises, knee lifts. Brisk, not breathless. Not right before bed.

How often

Once a day, about an hour before bed. Keep it easy: this is a wind-down, not a workout. The 1-minute burst is for the daytime, at least 2 hours before bed.

In one study, 3 minutes of moves every 30 minutes in the evening helped sleep. The book’s rule of thumb: consistency beats intensity. Aim for a two-minute Movement Snack every half hour.

Never into pain. Dizzy or numb? Stop. Chest pain? Stop and get emergency help.

Why sitting does this

In the book’s own words, from chapter 1.5, Sit Less, Sleep Better.

Break the Stillness TrapChapter 1.5, Sit Less, Sleep Better

We think of sleep as a separate event, an eight-hour block disconnected from our workday. But the quality of your night begins the moment you wake up. Every choice you make during the day is either clearing a path for deep, restorative rest or placing obstacles in its way.

Think of deep sleep as the body’s expert overnight repair crew. When you sleep, they fix cellular damage, consolidate memories, and reset your system for the next day. But two modern habits actively sabotage their work: prolonged stillness during the day and exposure to blue light at night. Stillness leaves the body physically tense, while blue light tricks the brain into thinking it’s still daytime—effectively telling the repair crew their shift has been canceled.

What the studies found

What to expect: In one small study, 3-minute activity breaks every 30 minutes through the evening added about 27 minutes of sleep. Not a promise: every body is different.

  • New Zealand · 2024 · 28 young adults

    27 more minutes of sleep

    Adults who broke up a 4-hour evening with 3 minutes of chair squats, calf raises and knee raises every 30 minutes slept about 27 minutes longer that night.

    Read the study

When to see a doctor

Still sleeping badly after 4 weeks? Worth a chat with your doctor.

  • Get emergency help now: chest pain, sudden breathlessness, fainting, a sudden severe headache, a face that droops, an arm that suddenly goes weak, slurred speech, or pain after a serious accident.
  • Back pain plus any of these? Get emergency help too: numbness around your genitals or bottom, new trouble peeing, wetting or soiling yourself, or numbness or weakness in both legs.
  • See a doctor today: one leg swollen, painful, warm, red or darker; a fever with the pain; or severe pain that is getting worse fast.
  • Book a doctor or physio: pain, tingling or weakness down one arm or leg, pain that wakes you, weight loss you can’t explain, pain after a fall, or no easing in 4 weeks.

General guidance, not medical advice. New injury or surgery, pregnant, or a heart condition? Ask your doctor before new exercise.

Break the Stillness Trap

The whole system is in the book

This page is one reset. The book gives you the full Movement Combo for The Disrupted Repair Crew, the Mind Resets and Fuel Resets that work with it, and a 4-week plan that makes it a habit.

Get the book

Every diagram and checklist is also in the free companion workbook.