Looking at the face in the mirror, you can’t help but pick up the previous photos and compare them, the person is still the same. But, how come your mouth is growing more and more convex? The sky is wrapped around the ground, the lip is turned out some time quietly embedded in your face. Ah ah ah, the dentist help ah! I never thought that the idea has not progressed, but the look is back to the ancestors. So, you’re ready to spend a lot of money to get your teeth fixed, but is it really the teeth? Perhaps we should also consider the problem of it – open mouth breathing.