That makes them slightly more susceptible to developing a sore in the corner of their mouth, according to Dr. Rambhia. "However, not every atopic dermatitis patient has angular cheilitis," she says.

Angular cheilitis, an inflammatory condition characterized by cracked, red, and sore mouth corners. While sometimes the corners of your mouth could be cracked and irritated as a result of the ...

Dryness around the corners of your mouth can lead to angular chelitis (red, cracked sores at the corners of your mouth). People with dry mouth are more likely to get oral thrush, a yeast infection ...

Seek help from a dentist or a health professional if you see any of these signs: red, swollen or bleeding gums that last for more than a few days cracked, red, sore or crusty corners of the mouth ...