Some people suffer from dry and chapped lips in every season (hot or cold). This people can develop cracks and cuts with bleeding.
Herpes simplex Virus (HSV) selectively affects the lips causing epidermal cell death and formation of clusters of blisters. The lips are the affected part of the body, the involvement of the lumbar region or buttocks is also frequent in women.
Children and adult’s lips are often affected by atopic dermatitis causing dryness, cracking, cuts and itching.
These are some of the names used by dermatologists to define a common disturbance: the presence of cracks and reddening in the corners of the mouth.