Potential a small spot of cold sore. If it continues seek medical advice
The term cheilosis refers to a medical condition that causes a painful inflammation and drying and cracking of the lips at the corner of the mouth.
It usually means you have something on the corner of your mouth.
Just leave it. The itchiness will go away sooner or later.
Yes and it is painful and irritating for the duration.
mouth ulcers are supre painful and annoying i cant even talk ouch!
You could have an allergy against something you have eaten.
If you have a cut on the corner of your mouth that won't heal, you should see a doctor. They can determine the cause of the lack of healing.
swollen lymph node due to infection, usually in the head region.
a kufuzelanter
cuz glass is sharp and painful!
Biting the inside of the mouth can be painful. Try an ice cube to help reduce pain .
I am fairly certain it is called the mouth.