Question

Why we should avoid breathing through our mouth?

Answer 1

Because in mouth we don't have devices to avoid the entry of germs like we have hairs and mucus membranes in nose to trap the foreign particles .




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Answer 2

we should have to avoid breathing through our mouth because if we breathe through our mouth their are many germs and bacterias which enter in our mouth and their is no hairs and mucus membranes to prevent it.