Understanding Bronchial Congestion &
Mucus Overproduction

When your body produces more mucus than it can clear, it can lead to coughing, chest congestion, and 
breathing discomfort. Understand why this happens and discover safe, effective ways to help your lungs stay
clear and healthy.

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What is Bronchial
Mucus?

Bronchial mucus is a natural secretion that protects your lungs by trapping dust, bacteria, and other particles. It keeps your airways moist and helps your lungs stay clean and healthy.

lung

Protects the Lungs

Mucus forms a natural shield along the airways, preventing viruses, allergens, and irritants from damaging delicate lung tissue.

bacteria

Traps Bacteria & Particles

Acting like a filter, mucus captures dust, germs, and pollutants before they can reach deeper into the respiratory system.

moisture
Keeps Airways Moist

Moisture in mucus keeps the bronchial walls hydrated, allowing air to flow freely and making breathing smoother and comfortable.

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Did you know?

Your lungs can produce up to 100 milliliters* of mucus daily, even when you’re perfectly healthy. It’s only when this balance is disrupted
due to illness or pulmonary chronic conditions — that mucus becomes a problem.
 *Hall, John, E. and Michael E. Hall. Guyton and Hall Textbook of Medical Physiology. A, (15th Edition). Elsevier - OHCE, 2025.
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Why Is My Mucus Stuck Into My Lungs?

In chronic lung conditions, bronchial lining can be remodeled, leading to pathologic hypersecretion of mucus in all the bronchial tree. This overproduction of mucus blocks airways, leading to disabling respiratory symptoms, inflammation, and recurrent pulmonary infections.

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Who Can Be Affected?

If you have a chronic lung condition, mucus can accumulate and block airways, making it harder to breathe and increasing infection risk.

Why Clearing Bronchial Mucus Matters

Clearing bronchial mucus is vital for maintaining healthy lung function. When mucus builds up, it blocks airflow, traps bacteria, and increases risk of inflammation. Regular lung clearance helps you breathe more easily, reduces infections, and improves overall well-being.

lung

Restores Easier Breathing

Clearing mucus helps open airways so air can move freely, reducing shortness of breath and improving quality of life.

shield

Reduces Risk Of Infections

Stagnant mucus is a breeding ground for bacteria. Clearing secretions helps to lower infection rates, reducing the risk of bacterial growth and inflammation.

breathe
Reduces Inflammation & Discomfort

Removing mucus, pathogens, and irritants from the lungs prevents ongoing immune activation and tissue damage.

Simeox Helps Clear Bronchial Mucus Easily & Comfortably.

Bronchial mucus acts like a viscoelastic gel — sticky and elastic, it only flows when a certain stress threshold is reached.
After 5 years of research with the CNRS M2P2 Laboratory, the Simeox device has been developed, applying gentle pneumatic vibrations during exhalation.
These vibrations help loosen and mobilize mucus, clearing deep** lung secretions safely and comfortably.

*CNRS: Centre National de la Recherche Scientifique (Scientific Research National Center)
**tested in a model representing up to generation 20 of the bronchial tree.

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About The
Simeox Therapy

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Discover Simeox

Wondering whether Simeox is right for you? Our team is here to guide you.
Contact us to learn more about the device, who it is intended for, and how it can support your airway clearance therapy.

Simeox par Inogen 2025