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Co-conspirators in Melanoma

Americans spend billions to beautify their outermost organ — to make it softer and younger, to erase wrinkles, conceal freckles, fake a tan, flaunt a tattoo. In our obsession with skin’s cosmetic qualities, it’s easy to forget the role it plays as nature’s biohazard suit. It defends our bodies against a barrage of environmental and biological assaults, from solar ultra-violet (UV) radiation and industrial pollution to extreme heat and deadly pathogens.

How Tumors Begin

Skin cancer cells proliferate in this model that shows stages of the disease.