An American woman discovered she had melanoma when she noticed an unusual change in her thumbnail. Lauren Koltcz observed a peculiar alteration to her nail, saying: "It started out as a tiny little ...

A simple brown streak on her nail turned out to be something far more dangerous than this woman could have ever imagined. Lauren Koltcz, a busy mom from Ohio, discovered a brown streak on her ...

New spots and lesions appearing on your skin, especially after sun exposure, can be alarming. While often harmless age spots, these pigmented areas could also signal melanoma, a form of skin cancer.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Many everyday symptoms are inconsequential. You have a poor night’s sleep to thank for your bloodshot ...