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SMOKING AND INSOMNIA

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  • Why do some people get sleep disturbance when they quit smoking?
  • What to do if you can’t sleep after quitting smoking
  • Why do you get insomnia when you quit smoking?
  • Does smoking stop you sleeping?
  • How long does insomnia last after quitting smoking?
  • FAQs

You’ve made the decision to quit smoking and that’s amazing – but now you could be worried about not getting a good night’s sleep.

Sleep disturbance is a recognised symptom of nicotine withdrawal. While this may be inconvenient in the short-term, insomnia is only a temporary nicotine withdrawal symptom. Quitting smoking is still one of the best things you can do for your health.

So, if you’re considering quitting and are worried about the effects on your sleep patterns, don’t be put off. Not everyone will experience sleep issues as a smoking withdrawal symptom and, if you do, it will typically only last a few weeks.

There are some simple steps you can take to try and change your sleeping habits to help you drift off.

Why do some people get sleep disturbance when they quit smoking?

Although many people think smoking helps them unwind, it has the opposite effect – contributing to greater anxiety and stress. Some people can also experience disturbed sleep as a withdrawal symptom during their quit journey.

However, not everyone will, as sleep disturbance occurs in less than 25% of cases of people quitting smoking. If you do start to experience these symptoms, remember that they are all part of the tobacco withdrawal process and will usually last less than four weeks. Insomnia is just one of many things that can happen when you stop smoking.

Tobacco is a stimulant and so people who smoke can often take longer to fall asleep, have more disturbed sleep patterns, and wake up more frequently. Nicotine can also make the inside of the nose and airways swell, which can affect your breathing while you’re sleeping. On top of that, it can also make you more likely to suffer from a condition called obstructive sleep apnoea, which can stop you from being able to sleep. So smoking itself can cause insomnia.

The reason some people struggle to sleep after quitting smoking is because of the changes to levels of certain neurotransmitters which can cause withdrawal symptoms including insomnia.

The good news is that stopping smoking can be a change in habit that helps treat insomnia, so you’ll be better off in the long-term.

SMOKING AND INSOMNIA

What to do if you can’t sleep after quitting smoking

Try not to worry if you start to experience symptoms of insomnia after quitting smoking. Sleep disturbance as a withdrawal symptom typically only lasts around four weeks. In the meantime, a few simple lifestyle changes can make a big difference:

1. Try to stick to a regular sleeping routine

Changing your sleeping habits to create a more regular routine can help improve symptoms of insomnia. Make an effort to go to bed and get up at the same time each day. It’s also a good idea to avoid napping throughout the day or sleeping in after a bad night’s sleep, to help maintain regular sleeping hours.

2. Use relaxation techniques (and switch screens off)

Try to relax at least one hour before going to bed, whether that’s by reading a book, listening to music, meditating, or having a warm bat. It’s also recommended that you avoid screens before bed, including phones, laptops, and TVs, as the bright lights from these devices can make you feel more restless and awake.

3. Reduce your caffeine intake

Another way to help relieve insomnia as a withdrawal symptom is to limit your caffeine intake, as the effects of caffeine are also another common cause of insomnia, so you should avoid drinking any for at least six hours before going to bed. If you enjoy a hot drink before bed, consider swapping your tea or coffee for herbal tea like chamomile, peppermint, or ginger tea, which are free from caffeine.

4. Get comfortable

As you settle in for a good night’s sleep, it’s important to create a peaceful environment to help you drift off. You should make sure your mattress, covers, and pillow are comfortable and there aren’t any unwanted lumps and bumps to disturb you. Ensure your room is dark enough to eliminate distractions. Black-out blinds, thick curtains, or an eye mask should do the trick.

5. Don’t eat and drink too much before bed

Over-indulging on food late at night can end up interrupting your sleeping patterns. Try to avoid eating heavy meals before trying to sleep. Similarly, alcohol should be avoided at least six hours before bed. Even if it might initially help you drift off, it will most likely end up disrupting your sleep later.

6. Plan for the next day

When you’re trying to sleep, it’s not unusual for all the worries and responsibilities for the next day to be running through your head, keeping you awake. To combat this, it’s a good idea to set some time aside before bed to write down anything that’s bothering you and plan for the following day. Hopefully, setting everything out in front of you will help make your worries seem a little more manageable, meaning your mind will be clearer when you get into bed.

7. Exercise throughout the day

Regular moderate exercise can help relieve tension. This doesn’t have to be an intense workout, and can include walking, swimming, and yoga. Although it’s great to keep active throughout the day, you should avoid vigorous exercise four hours before bed, as this can keep you awake.

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8. Get up if you can’t sleep

Rather than just staring at the ceiling getting more frustrated that you can’t drift off, you should get up if you can’t sleep. Try to do something you find relaxing, such as reading, writing, or meditating, until you feel sleepy enough to go back to bed.

9. Consult a pharmacist

If you’ve been struggling with insomnia for several weeks, especially if you’ve not had success with lifestyle changes, you should speak to your pharmacist or GP to see what other treatment options are available.

10. Stop smoking

Disturbed sleep is only a temporary withdrawal symptom of quitting smoking and should settle within a few weeks. It’s important to remember that this will pass and the long-term benefits of stopping smoking will bring lots of health benefits.

While it’s difficult to stop smoking, withdrawal symptoms and cravings won’t last. Help combat the urge to smoke with Nicorette InvisiPatch. Nicorette InvisiPatch is specifically designed to be removed at night, so as not to add to the sleep disturbance caused by nicotine withdrawal.

Why do you get insomnia when you quit smoking?

Disturbed sleep is a common side effect of tobacco withdrawal. This is because nicotine can affect the levels of certain neurotransmitters in your brain. Not everyone will be affected by disturbed sleep when quitting smoking, though, and if you do, you should only experience this withdrawal symptom for a few weeks. Tobacco is a stimulant, meaning smoking can be a common cause of insomnia, so quitting can help to improve your sleep in the long run.

Does smoking stop you sleeping?

Yes, it’s quite common for people who smoke to suffer from more disrupted sleep, take longer to fall asleep, and wake up more often. This is due to nicotine being a stimulant – it can increase alertness and affect the body's natural sleep cycle. It’s easy to see why smoking before bed can cause issues with restless sleep or falling asleep.

Learn more about the myths and facts of stopping smoking.

How long does insomnia last after quitting smoking?

Usually, withdrawal symptoms of insomnia and sleep disturbance will last for less than four weeks after you quit smoking. If you experience any longer-lasting issues with insomnia, and changes to your sleeping habits aren’t working, you should speak to your GP.

FAQs

When you quit smoking, it's common to feel more tired at first. This is because smoking affects your sleep patterns, causing issues like difficulty falling asleep or staying asleep. These disruptions can lead to shorter and less restful sleep, which might make you feel more fatigued. As your body recovers from the effects of nicotine, however, sleep quality tends to improve, and energy levels should stabilise with time.

Yes, stopping smoking can cause insomnia or difficulty sleeping or falling asleep as a withdrawal symptom, although it is only experienced in less than 25% of smokers when they quit. If you do suffer from disturbed sleep from quitting smoking, it shouldn’t last longer than a few weeks.

Research indicates that like smoking, vaping may also be associated with sleep disturbances, with vapers 39.1% more likely to suffer from inadequate sleep duration compared to those who do not vape. While nicotine is a stimulant which could be contributing to difficulty sleeping, a small study in young adults found that those who vaped were more likely to have anxiety symptoms and to be night owls compared to those who did not vapes. So if you are having trouble sleeping, it could be worth thinking about other factors that might be impacting your sleep too.

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Nicotine is an addictive substance, which makes quitting smoking (and vaping) so difficult. Nicorette also contains nicotine but is designed specifically to fight craving as you reduce to quit tobacco/nicotine-vaping. We believe that being free of both tobacco and nicotine is the best quitting outcome, so we do not encourage use of our products unless it is within the context of quitting (including reducing prior to quitting). If you have a concern or an issue with ongoing use of Nicorette, please contact Nicorette Customer Services or speak directly to your GP/HCP for further guidance.
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Site last reviewed: June 11th 2026
Due for review: June 2028

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