How to fix your sleep schedule after night shift

To fix your sleep schedule after night shift, don't sleep the whole day after your last shift. Sleep 3 to 4 hours in the morning, get up by early afternoon, get outside in daylight, stay up until a normal bedtime that night, and get up at your day-time wake-up time the next morning. Most people feel close to normal in 2 to 4 days.

If you go back on nights within a few days, a full switch every week may cost you more than it gains, and a middle path (an "anchor" sleep that stays the same every day) can be better. Below: which one fits your roster, a day-by-day plan for each, light and dark timing, naps, caffeine, melatonin, getting home safely, and when it's a doctor's job.

Why the switch back is hard

Your body clock runs on light and routine. A few nights of working and sleeping at odd hours pull it partly toward night, but rarely all the way, because you still see daylight on the way home and on days off. So after a run of nights you're stuck in between: sleepy at the wrong times, wide awake at 3 a.m., foggy in the afternoon. It feels like jet lag because it is the same problem.

Two things help you move: sleep pressure (the longer you're awake, the more sleep builds up, which pulls you toward sleep at a normal bedtime) and light at the right time (daylight in the morning and early afternoon pulls the clock earlier; light late at night pushes it later). The plans below use both.

Which plan fits you

The short-sleep switch: back to days after your last night

This example is for a shift ending at 7 a.m., with a target of sleeping 11 p.m. to 7 a.m. on days. Move the times to fit yours.

Why it works: the short sleep takes the edge off so you're safe and functional, but leaves enough sleep pressure to fall asleep at night. The afternoon daylight and the fixed wake-up time then pull the clock back to day.

If the first night goes badly

It often does: you fall asleep fine, then wake at 3 a.m. That's the clock still running on night time. Don't lie there for an hour. Get up, keep the lights low, read something dull, and go back to bed when sleepy. Keep the next morning's wake-up time anyway. Night two is usually better. For the 3 a.m. wake-up, see waking up at 3 a.m. every night.

Why not just stay up all day?

Going from a night shift straight through to a normal bedtime means 30 hours or more awake. Some people manage it, but it's hard on mood and judgment and makes the drive home and the afternoon less safe. A short morning sleep gets you most of the benefit with less risk.

Why not sleep the whole day?

Sleeping 8 a.m. to 4 p.m. after your last shift feels good but leaves you wide awake at midnight, and the next day starts on night time again. It can add 2 or 3 days to the switch.

The anchor sleep: if you're back on nights within days

If you work nights most weeks, flipping fully to days on every day off and back again keeps you permanently jet-lagged. The US National Institute for Occupational Safety and Health (NIOSH) describes a compromise in its training for nurses: on work days, go to sleep as soon as you get home (say 8 a.m.) and sleep as long as you can; on days off, stay up until 3 or 4 a.m. and sleep until noon or 1 p.m. The block from about 8 a.m. to noon stays the same on every day, so the clock has one place to settle.

Lab studies of permanent night work by Eastman's group in Chicago found that a "compromise" position like this, with dark sunglasses on the way home and bright light during the shift, improved mood, fatigue and performance on nights while still letting people be awake for some daytime on days off.

The trade-off: you won't be a morning person on your days off, and family breakfasts are out. In return, going back on nights stops being a shock.

Rotating shifts

• Forward is easier than backward. A rotation that moves days → evenings → nights follows the clock's natural pull later. Backward rotation (nights → evenings → days) fights it. NIOSH lists forward rotation among the schedule features that are easier on workers; if you have any say in the roster, ask for it.
• Start moving before the change. In the 2 or 3 days before going onto nights, go to bed and get up 1 to 2 hours later each day. Before going back to days, use the short-sleep switch above.
• Protect the sleep you do get. A rotating roster makes a fixed wake-up time impossible, so the bedroom, the blackout, the phone off and the people you live with matter more.

Light and dark: the strongest tool you have

Daylight outside is far brighter than indoor light, even on a cloudy day, so a walk does more than a bright kitchen. Light-therapy boxes are an option for night workers with little daylight; use one as the maker directs, and ask a doctor first if you have eye problems or bipolar disorder.

Making daytime sleep better

• Dark: blackout blinds or foil on the windows, or an eye mask. Even small gaps of daylight matter.
• Quiet: earplugs, a fan or white noise. Phone on do-not-disturb with only family numbers allowed.
• Cool: around 65 to 68°F (18 to 20°C). Daytime rooms run hot.
• Told: a "sleeping" sign on the door, deliveries left outside, the people you live with knowing your hours.
• Wind down even at 8 a.m.: a shower, a snack, 10 minutes of something calm. Skip the news and social media.

For the general habits and their numbers, see sleep hygiene tips.

Naps, caffeine and melatonin

• Naps: a planned nap before a night shift (20 to 90 minutes in the late afternoon or early evening) is one of the steps the American Academy of Sleep Medicine's practice guidance lists for night work. On switch-back days, keep any nap short and before 3 p.m.
• Caffeine: early in the shift, not late. A lab study found caffeine taken 6 hours before sleep still cut sleep by about an hour. On your last night, stop by the middle of the shift.
• Melatonin: the same guidance lists melatonin taken before daytime sleep as an option for night workers. It is a supplement in the US, so doses on labels vary. Ask a pharmacist or doctor about dose and timing before you use it, especially with other medicines.
• Alcohol: a drink to "come down" after a shift makes the second half of your sleep lighter and more broken. Skip it on switch days.
• Sleeping pills: only with a doctor, and never before a drive or shift.

Getting home safely

The drive home after a night shift is one of the riskiest parts of shift work. NIOSH advises nurses to watch for signs of drowsy driving and to nap or use other transport when tired. Warning signs: yawning, heavy eyes, drifting in the lane, missing your exit, not remembering the last few miles. If you notice any of them, pull over somewhere safe and sleep 15 to 20 minutes, or take a ride, a bus or a taxi. Opening the window and turning up the radio don't fix sleepiness.

How long does it take?

After a short run of 2 to 4 nights, most people feel back to normal in 2 to 3 days with the short-sleep switch. After months of nights, the clock can take 1 to 2 weeks, sometimes longer, to settle fully on days. Keep the fixed wake-up time and morning daylight going through that time, even on weekends.

If you've left nights for good and are still lying awake weeks later, the problem may now be a habit of being awake in bed rather than the clock. Our free 2-minute sleep quiz works out your minutes awake in bed and a starting sleep window, which is how the habit side is fixed.

Mistakes that slow the switch

• Sleeping all day after the last shift.
• A lie-in the first morning "to catch up".
• Going to bed at 9 p.m. on the first day off and lying awake.
• Caffeine through the night on the last shift.
• Bright screens at 1 a.m. because you're awake anyway.
• Flipping fully to days for 1 day off, then straight back to nights.

When to see a doctor

Shift work disorder is a recognised sleep disorder: insomnia or heavy sleepiness linked to your work hours that lasts for months. See a doctor if:

• You can't sleep, or can't stay awake when you need to, for 3 months or more because of your shifts.
• You've had a near miss driving, or nodded off at work.
• Your mood is low, or you're relying on alcohol or pills to sleep.
• You snore loudly, gasp at night, or wake unrefreshed even after a full sleep. That can be sleep apnea, which shift work makes worse.
• Weeks after leaving nights you still can't sleep at night. CBT for insomnia is the first treatment guidelines recommend for chronic insomnia in adults.

Frequently asked questions

How do I sleep after my last night shift?

Sleep 3 to 4 hours as soon as you get home, set an alarm, get up by early afternoon, get daylight, and go to bed at a normal time that night.

Should I stay up all day after a night shift?

A short morning sleep is safer and works almost as well. Staying awake 30 hours or more is hard on judgment and makes driving riskier.

How many days does it take to recover from night shift?

Usually 2 to 3 days after a short run of nights. After months of nights, allow 1 to 2 weeks for the clock to settle on days.

Is it better to stay on a night schedule on days off?

If you go back on nights within 1 or 2 days, often yes, or use the anchor sleep: stay up until 3 or 4 a.m. and sleep until noon. If you have 3 or more days off, switching to days is usually worth it.

How much sleep do night shift workers need?

The same as anyone: at least 7 hours for most adults. Daytime sleep tends to be shorter, so many night workers add a nap before the shift. See how many hours of sleep you need.

Is fixing my schedule after night shift like fixing it after daylight saving?

It's the same body clock, but a much bigger jump. The daylight saving plan moves one hour over a few days; the night-shift switch moves 8 hours or more, which is why it uses a short sleep and light rather than small steps.

Start after your next shift

Set an alarm for 3 to 4 hours after you get into bed, put your trainers by the door for an afternoon walk, and pick the wake-up time you'll keep the next morning. If you're still lying awake once the shifts are behind you, take the free sleep quiz for your own numbers. The rest of our guides, from falling asleep to night waking, are on all sleep guides.

Sources: National Institute for Occupational Safety and Health (NIOSH), CDC, Training for Nurses on Shift Work and Long Work Hours, module 9 and related modules (cdc.gov/niosh). Smith MR, Fogg LF, Eastman CI, A compromise circadian phase position for permanent night work improves mood, fatigue, and performance, Sleep, 2009. Morgenthaler TI et al., Practice parameters for the clinical evaluation and treatment of circadian rhythm sleep disorders, American Academy of Sleep Medicine, Sleep, 2007. Drake C et al., Caffeine effects on sleep taken 0, 3, or 6 hours before going to bed, Journal of Clinical Sleep Medicine, 2013. Watson NF et al., Recommended amount of sleep for a healthy adult, American Academy of Sleep Medicine and Sleep Research Society, Sleep, 2015. American Academy of Sleep Medicine, International Classification of Sleep Disorders, 3rd edition (shift work disorder). This guide is about habits, not medical care.