Epiphora describes excessive eye watering. Allergies, infection, or a clogged tear duct often cause it. Learn about causes, ...

Morning eye crust has a purpose—discover how this gritty buildup actually reveals your body's sophisticated overnight ...

Injuries to the lips and mouth Includes inner cheeks and the roof of the mouth (hard and soft palate) Front of the mouth includes the tongue. Also, includes the flap under the upper lip (frenulum).