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Melanoma/Skin Cancer Health Center

Overview & Facts

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Melanoma starts in skin cells called melanocytes and can spread throughout the body. Learn more about melanoma’s causes, risk factors, and prevention.

What Is Melanoma?

From symptoms to treatment to prevention, get the basics on skin cancer from the experts at WebMD.

Learn how melanoma starts and develops.


Read about four causes of melanoma.

Skin cancer is often or usually caused by years of too much sun exposure. More than 90% of all skin cancers are found on body parts that get the most sun most of the time.

Are you at Risk?

Find out what raises your risk of melanoma. It's more than just the sun.


Learn seven ways to help prevent melanoma.

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