Angular cheilitis can look like swollen or red patches at the corners of your mouth. It’s caused by a variety of things, including saliva buildup, bacterial infections, smoking, and vitamin B ...

But one cause of chapped lips that even the most hydrating of lip balms won’t help? Angular cheilitis, an inflammatory condition characterized by cracked, red, and sore mouth corners.

Angular cheilitis causes pain and inflammation in one or both mouth corners. Self-care tips that may help include using prescription and over-the-counter medications and getting more iron and ...

But, more than likely, this dryness and crusting is an inflammatory skin condition called angular cheilitis, or AC. AC is commonly mistaken for cold sores. It can also resemble chapped lips ...