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Sunburn advice from E-Medicine Health
Sunburn is literally a burn on your skin caused by ultraviolet (UV) radiation. The consequence of this burn is inflammation of the skin. Injury can start within 30 minutes of exposure to. UVA and UVB refer to different wavelengths in the light spectrum. UVB is more damaging to the skin especially for skin cancer. Both UVA and UVB, which is also produced by tanning beds, are responsible for photoaging (premature aging of the skin and wrinkles) and sunburn.