Freckles and moles are two types of skin spots that have varying causes, shapes, and colors. While most are not harmful, it’s worth talking with a doctor about any spots that develop suddenly or look ...

Many moles that develop during adulthood are related to sun exposure and effects on melanin production. They are often benign, but some changes can indicate cancer. A mole, or nevus (plural: nevi), is ...

Moles show up on the skin where pigment cells grow in clusters. Most adults have some common moles, but they often fade by the age of 40. Changing moles or growing a new mole after age 60 can be a ...