ARE MY LIPS just really chapped? Do I have cold sores? These questions probably come to mind when you notice painful cracks in the corners of your mouth. But, more than likely, this dryness and ...

Too much sun exposure can lead to swollen, puffy, inflamed lips. This is known as actinic cheilitis, which may turn into skin cancer. But treatment options like fluorouracil or cryotherapy can help ...

QUESTION: Many years ago, my mother developed painful cracks at the sides of her mouth. Eventually, after trying various treatments without much success, she was tested and diagnosed with pernicious ...