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Dictionary of Cancer Terms

View in Spanish: Radiación UVB

UVB radiation (… RAY-dee-AY-shun)
A type of ultraviolet (UV) radiation. UV rays are invisible rays that are part of the energy that comes from the sun. UVB radiation causes sunburn, and scientists have long thought that it can cause melanoma and other types of skin cancer. Skin specialists recommend that people use sunscreens that reflect, absorb, or scatter ultraviolet radiation. Also called ultraviolet B radiation.

Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.