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Snoring vs Sleep Apnoea in Sydney: How to Tell the Difference and When It Matters

Snoring vs Sleep Apnoea in Sydney: How to Tell the Difference and When It Matters

Dr James Tran, dentist at Lumi Dental Melrose Park

Dr James Tran

22 April 2026 · Implants · 8 min read

Snoring is reported by close to half of Australian adults, yet only a smaller group has obstructive sleep apnoea. The difference matters. Simple snoring is mostly a social problem. Obstructive sleep apnoea is a medical condition that can affect your heart, your daytime alertness and your long term health. Around one in ten Australians may have undiagnosed sleep apnoea, so knowing the warning signs is worth your time.

Key takeaways

  • Snoring is the sound of vibrating soft tissue. Sleep apnoea is repeated pauses in breathing during sleep.
  • Loud snoring with gasping, choking or witnessed breathing pauses is a red flag for obstructive sleep apnoea.
  • A diagnosis of sleep apnoea is made by a doctor through a sleep study, not by a dentist.
  • For diagnosed mild to moderate cases, a custom dental oral appliance can be an effective alternative to a CPAP machine.
  • Persistent daytime sleepiness, morning headaches and poor concentration are common clues.

The one question that separates the two: are you stopping breathing?

Snoring on its own is the noise made when air moves past relaxed tissues at the back of the throat. It can be loud and disruptive for a partner, but the airway stays open and breathing continues. Obstructive sleep apnoea is different. The airway repeatedly narrows or collapses, breathing stops for ten seconds or more, and the brain briefly wakes you to restart it. This can happen dozens of times an hour without you remembering any of it.

If you snore quietly and wake feeling rested, the cause is most likely simple snoring. If you snore loudly, wake unrefreshed, and a partner notices you stop breathing or gasp, the picture points towards sleep apnoea and is worth investigating.

How to tell the difference at home

You cannot diagnose sleep apnoea yourself, but you can spot the pattern. The table below sets out the typical features of each.

FeatureSimple snoringObstructive sleep apnoea
Breathing pausesNoYes, often witnessed by a partner
Gasping or chokingRareCommon on waking through the night
Daytime sleepinessMild or noneOften significant
Morning headachesUncommonCommon
Refreshed on wakingUsuallyRarely
Health riskMostly socialLinked to blood pressure and heart strain
Custom dental oral appliance on a table used to manage snoring and sleep apnoea in Sydney
A custom dental appliance gently holds the lower jaw forward to keep the airway open.

The warning signs that need a doctor

Some patterns suggest you should speak with your GP about a sleep assessment. These include loud habitual snoring most nights, breathing pauses noticed by someone else, waking with a dry mouth or headache, needing to urinate several times a night, and feeling sleepy enough during the day that it affects driving or work. High blood pressure that is hard to control can also be linked to untreated sleep apnoea.

Your GP can refer you for a sleep study, which measures how often your breathing is interrupted. The result is reported as an apnoea hypopnea index, or the number of events per hour. This number guides the treatment choice.

Where a dentist fits in

A dentist does not diagnose sleep apnoea, but once a doctor has confirmed it, a dentist trained in sleep medicine can make a custom oral appliance. This device looks similar to a sports mouthguard and works by holding the lower jaw slightly forward, which keeps the airway more open during sleep. For people with confirmed mild to moderate obstructive sleep apnoea, or for those who cannot tolerate a CPAP machine, an appliance can be a comfortable and portable option. You can read more in our guide to oral appliance therapy for sleep apnoea.

Grinding and clenching often travel alongside disturbed sleep, so if you also wake with jaw soreness it is worth reading about teeth grinding and its causes and the role of a night guard.

General cost guide for oral appliances

Costs vary with the type of device and whether it is custom made in a dental laboratory. The ranges below reflect the general Australian market and are not a quote.

OptionTypical market range (AUD)Notes
Over the counter boil and bite device$30 to $150Limited fit, not suitable for diagnosed apnoea
Custom dental oral appliance$1,500 to $3,000Made to measure, adjustable, longer lasting
CPAP machine$1,200 to $3,000Prescribed and set up through a sleep service

For a written quote based on your situation, see our current deals and pricing page or book a consultation with the team at Lumi Dental.

Frequently asked questions

Can losing weight stop snoring?

Weight loss can reduce both snoring and the severity of sleep apnoea for some people, because excess tissue around the neck narrows the airway. It is one part of a broader plan rather than a guaranteed fix.

Is snoring in children the same as in adults?

Occasional snoring in children is common, but loud habitual snoring can signal enlarged tonsils or adenoids and should be checked by a GP or paediatrician.

Does sleeping on my side help?

Side sleeping can reduce snoring and mild apnoea for some people because it stops the tongue falling back. It does not replace assessment if you have warning signs.

Can a dentist tell if I have sleep apnoea?

A dentist may notice signs such as tooth wear, a scalloped tongue or a small airway and can raise the question, but only a doctor can diagnose the condition through a sleep study.

Is CPAP or an oral appliance better?

CPAP is usually the first choice for severe apnoea. For mild to moderate cases, or when CPAP cannot be tolerated, a custom oral appliance can be a well accepted alternative. Your doctor and dentist can help you decide.

The takeaway

If you snore but wake refreshed, simple snoring is the likely cause. If your snoring comes with gasping, breathing pauses or daytime exhaustion, ask your GP about a sleep study. Once a diagnosis is in place, the team at Lumi Dental can talk you through whether a custom oral appliance suits you. To discuss your options, see our pricing page or arrange a consultation.

Dr James Tran — Lumi Dental, Melrose Park

Written by Dr James Tran

Dr James Tran (BDS, University of Sydney) is the founder of Lumi Dental in Melrose Park. He is committed to providing clear, evidence-based dental information to help patients make informed decisions about their care.

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