White spots on the skin can be caused by sun exposure or conditions including milia, vitiligo, or pityriasis alba. The spots appear when there is a loss of skin pigment or from trapped skin cells.

Milk spots, otherwise known as milia, are fairly common in babies, affecting around half of all newborns. While they are a common concern, it's normal for parents to mistake them for something else, ...

Skin cancer occurs when skin cells multiply abnormally, forming a tumor. Sun spots are due to an overproduction of a pigment called melanin in a small area of skin. Melanoma, the most severe type of ...