Causes!

• Muscle tone decreases while sleeping
• Constriction of the pharynx (throat area)
• Required respiratory volume must be breathed at a higher speed by the pharynx density
  

   

By the fluttering of the soft parts of the familiar snoring noises, you can create a volume up to 90 decibels.


For comparison:

A lawn mower or pneumatic hammer can reach a volume of
about 75 decibels