Tongue-tie (ankyloglossia) is a congenital disorder in which the tongue does not move freely because the tongue frenulum is too short. The tongue frenulum is a thin tissue under the middle of the tongue that connects the tongue to the floor of the …

You definitely like it when you have to be treated to a variety of delicious foods. But what if it turns out you can't feel anything when eating these foods? Even though one source of happiness is food, isn't it? There are various kinds …