Question

it is said we should always breath theough our nose and not through mouth . why?

Answer 1

because when we breathe from our mouth it is known as mouth breathing and this causes problem in face structure, the bone of face starts changing their shape and this effects their health.

Answer 2

Answer:

because when we breathe to nose the hair inside the nose will not allow the dust particles to enter our lungs but when we breathe through mouth our mouth cannot be trap the dust particles so the dust particles will enter the lungs and it may damage our lungs .