Most people have moles, and most of the time, they are completely harmless. Moles are simply clusters of pigmented skin cells that can appear anywhere on the body. They are of different sizes, shapes ...

Those who spent much of the summer months under the sun may find new or changing moles that can sometimes cause concern. While most moles are harmless, some have the potential to become cancerous. As ...

We all have bumps, spots and growths on our skin. Most are harmless, but figuring out exactly what you’re looking at isn’t always easy.

Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics.View full profile Holly has a degree in ...

In a small patch of skin no bigger than an inch, there are millions of cells all performing duties, like protecting us from bacteria and sensing temperature. A portion of them are melanocytes, a type ...

Add Yahoo as a preferred source to see more of our stories on Google. Skin cancer is the No. 1 most common type of cancer in the U.S. That's one of the reasons that May is National Skin Cancer ...