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Sunburn is a form of radiation burn that affects living tissue, such as skin, that results from an overexposure to ultraviolet (UV) radiation, usually from the Sun.Common symptoms in humans and other animals include red or reddish skin that is hot to the touch or painful, general fatigue, and mild dizziness.
There are different levels of sunburn, but they can all cause pain. “It often hurts, even on the scalp,” Dr. Goldenberg says. “This is caused by inflammation of the skin cells on the scalp.”
An over-the-counter 1 percent hydrocortisone cream can also help soothe your sunburn, Dr. Mark says, adding that it’s safe to use on your face. This medication can minimize itching, swelling ...
Short-term over-exposure causes the pain and itching of sunburn, which in extreme cases can produce more-severe effects like blistering. Several countries (such as Australia) provide public forecasts of UV irradiation in the form of the UV Index. The index can be used as a guide to the public of dangers from over-exposure to sunlight ...
Says Dr. Gohara, "Sunburn can cause increased freckling and uneven skin tone long term, hyperpigmentation, and free radical damage, which wreaks cosmetic havoc on the skin— these pesky little ...
The mechanism for sunburn and increased melanogenesis is identical. [14] Both are caused by the direct DNA damage (formation of CPDs). produces Vitamin D in human skin. is reduced by virtually all sunscreens in accordance with their SPF. is thought, but not proven, to cause the formation of moles and some types of skin cancer.