What are the most common mistakes with a CPAP machine (and how to avoid them)?

Using a CPAP (sleep apnea treatment) machine can sometimes be frustrating if common errors are not corrected. Here's a clear guide to understanding the most common CPAP machine problems and how to easily avoid or resolve them.
Why does my CPAP mask leak at night?
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Problem : A leak (air escaping) is very often caused by a poor fit of the mask or a model that is poorly adapted to the shape of the face.
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Solutions :
- Adjust the straps gently so that the joints are optimally sealed.
- Test different accessories like Pad A Cheek liners to improve the seal.
- Read the article Choosing the Right CPAP Mask: A Complete Guide to Finding the Ideal Type of Mask for Your Sleeping Position.
Discover the available masks:
👉 CPAP Mask Collection
Why do I often have a dry mouth or stuffy nose after a night with my CPAP?
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Problem : Forced airflow can dry out the mouth or cause nasal congestion, especially in mouth breathers.
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Solutions :
- Activate the heated humidifier on your CPAP machine.
- Use a full face mask (e.g. ResMed AirFit F20/F30) or a chin strap for mouthpieces.
- Detailed advice in the article Maintenance: How to properly clean your CPAP machine .
Discover the accessories:
👉 Accessories & Care Collection
Why do I feel uncomfortable or anxious with my CPAP mask?
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Problem : Claustrophobia is common among beginners. Some face masks can feel cumbersome.
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Solutions :
- Do some practice sessions with your mask during the day , with your CPAP turned off, to get used to the feeling of wearing it.
- Try a less covering nose mask .
- See the article How to Use a CPAP Machine | Restful Nights with Effective CPAP Therapy for tips on how to gradually ease into it.
Lightweight masks available:
👉 DreamWear, AirFit N20/N30, etc.
Why is it difficult to breathe out with a CPAP machine?
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Problem : Some people have difficulty blowing against the pressure of the device, especially when the setting is too high.
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Solutions :
- Activate an expiratory relief function such as EPR (ResMed) or a soft start.
- Talk to a healthcare professional about whether the BiPAP (dual pressure) option might be right for you.
Why do I have stomach pain or bloating after a night with my CPAP?
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Problem : Swallowing air (aerophagia) can cause gas, digestive discomfort, or even bloating.
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Solutions :
- Wear a chin strap or switch to a face mask .
- Sleeping on your left side can relieve these types of symptoms.
- Talk to a professional if the problem persists.
Recommended accessories:
👉 Comfort Accessories
Why is my CPAP machine so noisy?
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Solutions :
- Clean or replace the air filter regularly.
- Test your equipment, reposition the device further from the bed.
- Replace worn parts as necessary.
See available filters:
👉 Filter Collection
Why don't I see any improvement even after several weeks?
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Problem : Failure to adhere to treatment may result from poorly adjusted pressures , irregular use or even the choice of an unsuitable mask.
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Solutions :
- Consult a professional to adjust your device settings or switch to automatic mode (APAP) .
- Use your CPAP every night , even for naps. Don't interrupt your treatment while traveling .
On our blog
For more information and advice, also check out these articles:
🔵 Maintenance: How to clean your CPAP machine
🔵 Choosing the Right CPAP Mask: Complete Guide
🔵 Traveling with a CPAP machine: practical tips and essential accessories
Do you have any further questions about your CPAP machine or its accessories? Contact our team!