Causes and Risk Factors

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Causes
Read about the damaging effects of the sun and how genetic factors play a role in the development of skin cancer.
Risk Factors
In the US, the incidence of melanoma is rising more rapidly than any other cancer. Learn what factors raise your risk of this cancer.
Fair skin cancer risks
Anyone who sunburns easily is at higher risk for skin cancer. Find out other factors that put you at risk.

Xeroderma pigmentosa
Xeroderma pigmentosa is an inherited inability to repair DNA damage from ultraviolet light. Having this condition could raise a person's risk of skin cancer.
Birthmarks - pigmented
A birthmark is skin marking present at birth that ranges in color from brown or black to bluish or blue-gray. Moles are a type of birthmark that should be monitored for changes that could indicate skin cancer.
Actinic keratosis
Actinic keratosis is a precancerous skin growth usually caused by sun exposure. If untreated, these growths may develop into skin cancer.
Sunburn
When you get a sunburn, you raise your risk of skin cancer. Learn ways to prevent it and if necessary, treat it.
Prevention
Learn ways to prevent skin cancer.

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