Why Are You Snoring — and Can You Actually Stop?

If you've been elbowed awake, banished to the spare room, or greeted with a video recording of yourself at 3am, you already know you snore. You're in good company. Surveys put the proportion of UK adults who snore regularly anywhere from around a third to nearly half, depending on how the question is asked, and it climbs further with age. For most people, it isn't a sign of anything serious. But it's still worth understanding why it happens, what actually helps, and when it's time to get it checked out.

Snoring happens when air can't flow freely through your nose and throat as you sleep. As your throat muscles relax overnight, the airway narrows, and the soft tissues, your tongue, the soft palate, and the tissue at the back of your throat, vibrate as air rushes past them. That vibration is the sound you hear.

Several things make this narrowing more likely:

• Being overweight, since extra tissue around the neck and throat puts more pressure on the airway
• Smoking, which irritates and inflames the airway
• Drinking too much alcohol, especially close to bedtime, since it over-relaxes the throat muscles
• Sleeping on your back, which lets your tongue fall backward and partially block your airway
• Nasal congestion, from a cold, allergies, or a structurally narrow nasal passage
• Sleeping pills, which can relax the throat in the same way alcohol does

Anatomy plays a role too. Some people snore more than others simply because of the shape of their soft palate, the size of their tonsils or adenoids, or a naturally narrower airway, none of which is within your control.

A few misconceptions tend to get in the way of people actually fixing the problem.

"Only overweight people snore." Weight is a major risk factor, but it's far from the only one. Plenty of people at a healthy weight snore because of their throat anatomy, a deviated septum, enlarged tonsils, or simple genetics. If you're not overweight and you still snore, it doesn't mean nothing can be done, it just means the fix is more likely to involve nasal or positional changes than weight loss.

"It's just noise, it doesn't actually matter." Snoring on its own, without breathing pauses, is usually harmless to your physical health, even if it's disruptive to whoever's sharing the room. But it's worth remembering that snoring and sleep apnoea sit on a spectrum, and what looks like "just" loud breathing can sometimes be an early sign of a more serious airway problem, which is exactly why the GP-referral checklist further down matters.

"Snoring gets better on its own." For some people, tackling a temporary cause like a cold or seasonal hay fever, it does. But habitual snoring driven by weight, alcohol habits, or sleep position tends to persist, or worsen with age, until something in the underlying pattern changes.

The good news is that the most effective first steps are also the simplest, and they line up with official NHS guidance on managing snoring.

Do:

• Try to lose weight if you're carrying extra weight, since even a modest reduction can ease pressure on the airway
• Sleep on your side rather than your back. A tennis ball taped or stitched to the back of your nightwear is a low-tech but genuinely effective way to stop you rolling onto your back overnight, and there are specially designed side-sleeping pillows and wedges too
• If your snoring is disturbing your partner more than it's disturbing you, earplugs for them can buy everyone some peace while you work on the underlying cause

Don't:

• Smoke
• Drink too much alcohol, particularly in the few hours before bed
• Take sleeping pills as a routine fix, since these can make snoring worse rather than better

None of this requires a big lifestyle overhaul overnight. Cutting back on your last drink of the evening and getting into the habit of side sleeping are two changes most people can make within a week or two.

If the basics don't shift things, there are a few targeted options depending on what's causing your snoring:

• If your tongue is partially blocking your throat, a mandibular advancement device (a mouth guard that gently brings your jaw and tongue forward) can help
• If your mouth falls open as you sleep, a chin strap or a device that encourages nose breathing may work better
• If a blocked or narrow nose is the culprit, nasal strips, nasal dilators, or a decongestant or nasal spray to reduce swelling can make a real difference, particularly if congestion is seasonal

Surgery is sometimes offered for snoring, but it's not widely available on the NHS, doesn't always work, and snoring can return afterwards, so it tends to be a last resort rather than a first port of call.

Your sleep environment plays a supporting role too. A few practical tweaks:

• Keep your bedroom on the cooler side. A stuffy, overheated room encourages mouth breathing, which makes snoring more likely
• If congestion is a regular issue, a bedroom humidifier can help keep nasal passages from drying out, particularly in winter when UK homes run central heating for long stretches
• Choose breathable, natural bedding and nightwear. Cotton allows better airflow than synthetic fabrics, which can trap heat and encourage the kind of restless, mouth-open sleep that makes snoring worse
• Keep a consistent bedtime. Overtiredness makes your throat muscles relax more than usual, which is why snoring is often worse after a late night or a disrupted sleep schedule

It's worth being clear about what makes sleep apnoea different from ordinary snoring, since the two get talked about almost interchangeably. Sleep apnoea, most commonly obstructive sleep apnoea (OSA), happens when your airway becomes fully or partially blocked repeatedly through the night, causing your breathing to actually stop and restart rather than just make noise. Each pause can last several seconds, and in more severe cases they can happen dozens of times an hour, which fragments your sleep even if you don't remember waking up.

This matters beyond daytime tiredness. A growing body of evidence links untreated sleep apnoea to a higher risk of high blood pressure, heart disease, and stroke, largely because the repeated drops in oxygen and the stress response they trigger put extra strain on the cardiovascular system over time. This is one of the main reasons GPs take reports of gasping, choking, or witnessed breathing pauses seriously, rather than treating them as a more dramatic version of ordinary snoring.

If a GP suspects sleep apnoea, they may refer you for a sleep study, sometimes done at home with a simple monitor you wear overnight, to measure how often your breathing is interrupted. Treatment depends on severity: lifestyle changes such as losing weight, cutting back on alcohol, and avoiding sleeping on your back can help with milder cases, while more significant OSA is often treated with a CPAP machine, a device that gently pumps air through a mask to keep your airway open overnight. It can take some getting used to, but for many people it makes a substantial difference to both sleep quality and daytime energy.

Light, occasional snoring with no other symptoms usually isn't something to worry about. According to the NHS, it's worth booking a GP appointment if:

• Lifestyle changes haven't made a difference
• Your snoring is having a real impact on your life or your partner's
• You feel sleepy during the day, your breathing stops and starts while you sleep, or you make gasping or choking noises overnight

That last group of symptoms can point to sleep apnoea, a condition where your airway becomes temporarily blocked during sleep. It's more serious than ordinary snoring and can affect your heart and general health if it goes untreated, so it's worth getting checked rather than putting up with it. When you see a GP about snoring, they'll usually examine your mouth and nose, and it can help to bring your partner along, since they're often better placed to describe what your snoring actually sounds like and whether they've noticed any breathing pauses.

For most people, snoring responds well to a handful of straightforward changes: losing a little weight if needed, switching off your back and onto your side, easing off alcohol in the evening, and giving your bedroom a few small upgrades. If you've genuinely tried the basics and nothing's shifted, or if you or your partner have noticed breathing pauses or gasping, that's the point to stop self-managing it and see a GP.

This article is for general information and isn't a substitute for medical advice. If you're concerned about your own or someone else's breathing during sleep, speak to a GP.