eli5: If sneezing is meant to clear your nose, why do we often expel that air through our mouths instead of the nose and make noise (ex- ACHOO)?

Question

eli5: If sneezing is meant to clear your nose, why do we often expel that air through our mouths instead of the nose and make noise (ex- ACHOO)?

In: 7

Answer 1

it’s a lot of air to squeeze quickly through a space as small as your nostrils. next time you need to sneeze, hold your mouth closed and feel the pain!