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Scientific Breakthrough in Sweden May Help with Loud Snoring
The model found loudest snoring comes from unsteady airflow across soft tissues, and researchers say it could guide future palatal stiffening treatments.
Researchers from the KTH Royal Institute in Stockholm, Sweden, developed a 3D model simulating upper airway airflow and tissue movement to understand the physical mechanics behind snoring, as detailed in the journal Physics of Fluids.
Study author Peng Li noted that many existing studies simplify breathing or neglect the interaction between airflow, tissue motion, and sound generation, which hinders understanding of how breathing drives snoring.
Simulations revealed that the loudest sounds resulted from unsteady airflow across the soft palate, the spongy tissue at the back of the mouth that vibrates to produce snoring.
Li said reducing soft palate vibration or unsteady aerodynamic loading may help reduce palatal snoring, potentially informing evaluation of stiffening procedures or other tissue-modifying interventions.
Future work will investigate how palatal stiffness affects vibration and resulting sound, Li said, aiming to identify mechanical conditions that could effectively reduce snoring through stiffening treatments.
A Swedish team of researchers has developed an advanced computational model to understand why some people emit such strong sounds when breathing while sleeping.