Cannabis and snoring: what the research says about weed, edibles and sleep breathing

Cannabis may make snoring more likely, especially with regular use, but the research is thin and mostly based on surveys. The largest study so far found that people who use cannabis on most days were more likely to report loud snoring and pauses in their breathing. Smoking adds a second issue, because cannabis smoke irritates the airways. Whether edibles carry the same risk for snoring simply hasn't been studied.

This guide covers health research only. Cannabis laws vary widely between states and countries, and nothing here is legal advice.

Does cannabis make you snore?

Cannabis use is linked with more snoring in the best data available, though that link doesn't prove cannabis is the cause. A 2026 study in Sleep Health used state telephone surveys of 14,485 US adults from 2017 and 2018. People were asked how often they'd used cannabis in the past 30 days, whether they snored loudly, and whether anyone had seen them stop breathing in their sleep.

Compared with non-users, people who used cannabis on 1 to 15 days a month had 1.26 times the odds of reported loud snoring. Regular users, on 16 to 30 days a month, had 1.68 times the odds of loud snoring and 1.73 times the odds of witnessed apnea. Each extra day of use a month was linked with higher odds of both.

To put those numbers in context, 5.5% of the people in the study used cannabis, while 44.7% reported at least one sign of disordered breathing, either loud snoring or witnessed apnea. Snoring was common across the whole group. The point is that it was more common again among people who used cannabis, and more common still the more often they used it.

The authors were careful about what this means. Their conclusion was that more research is needed to test whether cannabis causes the breathing problems, and to see whether the effect depends on how cannabis is used. A survey can't rule out other explanations, such as tobacco use, drinking or weight, fully enough to settle the question.

Is cannabis linked with sleep apnea?

The link between cannabis and sleep apnea is unclear, and studies point in different directions. A 2024 Canadian study looked at 6,958 adults who had overnight sleep studies at one hospital, 71 of whom said they used cannabis. In a model adjusted only for age, sex and BMI, cannabis use was linked with slightly fewer breathing disturbances, but that link disappeared once the researchers accounted for medications and other health conditions. Their conclusion was that self-reported cannabis use wasn't associated with sleep apnea severity.

A 2026 meta-analysis in Sleep Medicine Reviews pooled studies comparing apnea scores in people who use alcohol, tobacco, cannabis, opioids and cocaine with non-users. It found higher apnea scores with alcohol, and more central sleep apnea with opioids. For cannabis, it found only one study that compared users with non-users, which says a lot about how little is known.

So the honest summary is that regular cannabis users report more snoring and witnessed pauses, but sleep lab studies haven't shown a clear effect on apnea severity. Our guide to snoring vs sleep apnea explains why the difference matters.

Smoking vs edibles: does the method matter for snoring?

How you take cannabis may matter for snoring, mainly because smoke reaches your airways and edibles don't, but no study has compared them directly for snoring. The 2026 Sleep Health authors listed this as a key open question.

What does cannabis smoke do to the airways?

Cannabis smoke irritates the airways in much the same way tobacco smoke does. NIDA says smoke from cannabis products contains many of the same toxins, irritants and carcinogens as tobacco smoke, and that smoking cannabis can harm lung tissue. It links long-term cannabis smoking with large airway inflammation, increased airway resistance, lung hyperinflation and chronic bronchitis. NIDA also notes that because many cannabis users also smoke tobacco, it's hard to separate the effects of cannabis alone.

A 2024 review in Seminars in Respiratory and Critical Care Medicine reached a similar view. It said smoked marijuana has been associated with symptoms of chronic bronchitis and changes in the airway lining, without consistent evidence of a long-term decline in lung function. Our guide to smoking and nasal congestion covers how tobacco smoke and vaping affect the nose.

Are edibles easier on your breathing?

Edibles avoid smoke, so they skip the airway irritation that comes with smoking. That's the one clear difference. What edibles do to snoring itself hasn't been tested. NIDA notes that edibles typically take longer to show effects, and it flags children accidentally eating edibles as a growing health concern. Keep them locked away.

What about vaping?

Vaping sits in between, and it isn't risk-free. The 2024 lung health review said vaping may offer some harm reduction compared with smoking, with less exposure to toxins such as carbon monoxide and fewer chronic respiratory symptoms. But it said those possible benefits are offset by risks including vaping-associated lung injury and potentially more intense drug exposure. NIDA notes that dabbing, which means inhaling highly concentrated cannabis extracts, can rapidly deliver large amounts of THC.

Does cannabis help sleep or sleep apnea?

There isn't good evidence that cannabis treats sleep apnea or reliably improves sleep. A 2024 systematic review in Pharmacotherapy found nine studies on cannabinoids for obstructive sleep apnea, seven of them on dronabinol, a synthetic THC drug. Treatment lasted a median of only 3 weeks, and 70% to 80% of participants reported side effects such as neuropsychiatric and digestive problems.

The American Academy of Sleep Medicine's 2018 position statement says medical cannabis and its synthetic extracts should not be used to treat obstructive sleep apnea, citing unreliable delivery methods and insufficient evidence of effectiveness, tolerability and safety. It notes that the makeup of medical cannabis varies significantly and isn't regulated.

For sleep more broadly, a 2024 review in Current Psychiatry Reports concluded that the evidence base doesn't match the widespread use of cannabinoids for sleep disorders. NIDA lists insomnia and strange or unsettling dreams among the withdrawal symptoms some people have after stopping heavy or long-term use. Our guide to sleep apnea treatment options covers what does have evidence behind it.

What can you do if you use cannabis and snore?

If you use cannabis and snore, the most useful steps are the ones that help any snorer, plus thinking about how and when you use it. The NHS recommends sleeping on your side, losing weight if you're overweight, not drinking too much alcohol and avoiding sleeping pills, which it says can sometimes cause snoring.

Beyond that, a few practical points follow from the research above:

• If you smoke cannabis, notice whether your snoring is worse on nights you smoke. Smoke is an airway irritant, and NIDA links long-term smoking with chronic bronchitis.
• Don't stack cannabis with alcohol or sleeping pills at bedtime. Alcohol and sleeping pills are both on the NHS list of things that can make snoring worse.
• If your nose feels stuffy at night, deal with that directly. Our guides to how to unblock your nose before bed and how nasal strips work can help.
• Keep a simple log of use and snoring for a couple of weeks. A partner's report or a phone recording makes the pattern easier to see. Our guide to snoring apps and sleep trackers covers the options.

When should you see a doctor?

See a doctor if your snoring comes with pauses in breathing, gasping or choking, or you feel very sleepy during the day. The NHS lists these as signs of sleep apnoea that can be serious if left untreated. Mention your cannabis use honestly, including how often and how you take it, since it helps your doctor make sense of your sleep.

Also see a doctor if you have a persistent cough or wheeze from smoking, if your nose stays blocked, or if you're pregnant and using any cannabis product. And if you want help cutting back, NIDA notes that withdrawal symptoms can include sleep problems, so a doctor can help you plan for that. Our guide to sleep apnea warning signs explains what to watch for.

Our pick (paid partner): TitanAir Nasal Strips

If a stuffy or narrow nose adds to your snoring, our pick is TitanAir Nasal Strips. They won't change what cannabis does to your airways, and they aren't a treatment for sleep apnea. We haven't tested or ranked nasal strips ourselves; this is our recommendation.

Titan describes TitanAir as drug-free external nasal dilators with flexible spring-loaded bands. It says to place the strip just above the flare of the nostrils, on the soft part of the nose rather than the bony bridge, on clean, dry skin without moisturizer. To remove it, Titan suggests loosening it with warm water and peeling slowly from the ends inward. Titan says every batch is third-party tested and certified PFAS-free, and its 30-night guarantee refunds you if your sleep isn't better after 30 nights.

Read next

• Alcohol and snoring
• Snoring and medications
• Why did I start snoring suddenly?

* This content is for informational and educational purposes only and is not medical advice. It is not intended to diagnose, treat, cure or prevent any disease or health condition. Talk to a qualified healthcare provider about your health.