Question

why breathing through nose is more helthier than through nose?

Answer 1

breathing through nose is more healthier than breathing through mouth 
because our nose contain thin hair which donot allow dust (which contain germs) to enter inside our body.

Answer 2

It's healthier because our nose has tiny hairs and mucous which traps foreign particles which might cause irritation in our respiratory tract and also breathing through nose warms and moisten the air we take in, thus helping lungs in process of respiration