Sep 28, 2020 Focus on nasal breathing rather than mouth breathing. Do not roll the tip of your tongue along the roof of your mouth. The trick with mewing is to keep your tongue pressed flat against the roof of the mouth, even though it may feel unnatural. The more you mew, the more likely you are to get used to this resting tongue position.. Your mouth and Mewing. You are going to need to take a tour of the inside of your mouth to establish your bearings, and will do so with the tip of your tongue.We are not putting you in proper posture yet, just exploring the roof of the mouth with. . Apr 02, 2021 There is no scientific evidence that mewing does anything to the shape of your face or that it has any benefits at all. Some say that they have seen visible results within a few months, but other sites conclude that it could take years before you notice even small results, and there is no guarantee that results will even be visible at all..