sunburn is a burn to living tissue such as skin or leaves produced by overexposure to ultraviolet (UV) radiation, commonly from the sun 's rays. Sunburn can also occur from exposure to other sources of UV light as a solar lamp, or tanning salons. At a cellular level, sunburn is associated with microscopic changes in the skin. There is the formation of UV-induced sunburn cells and a reduction Langerhan cells and mast cells, which play an essential part of the body of the immune defense system. Almost all were sunburned or sunburned to become somewhat 'time. Anyone who visits a beach, go fishing, the works on site, or simply is not in the sun can get sunburn. Improper tanning bed use is also a source of sunburn. Although rarely fatal, sunburn can be disabling and cause some 'discomfort.
Sunburn is a reaction visible skin exposure to ultraviolet (UV) radiation, invisible rays that are part of sunlight. Most of the sunlight damage to the skin caused by ultraviolet B (UV-B) rays, which have long been known to damage the skin. UV-B rays penetrate through the lower layers of the skin, damaging skin cells. While melanin, a dark pigment in upper layers of the skin, can protect the skin from some of the effects of UV rays, different people have different amounts of melanin in their skin. This explains why some people have burned more easily than others.Skin cancer is the most common type of cancer in the United States and the sunlight is the main cause of skin cancer. Children often spend much of their day playing outdoors in the sun, especially during the summer. Children who have fair skin, moles or freckles, or who have a family history of skin cancer, are more likely to develop skin cancer in later years. Exposure to the sun during daily activities and play causes the most damage Sunday. Overexposure to sunlight for the first 18 years is more damaging to skin.
Causes of burn
1. Consumption of birth control pills
2. Antibacterial agents used in soaps
3. Outdoor activities like swimming, skiing and hiking
The symptoms of sunburn
1. Chills.
2. Nausea or vomiting.
3. Swelling of the skin.
4. Headache or dizziness.
5. The flu-like symptoms may develop.
6. Fever.
Treatment of burn
Treat as for other burns with cold water to remove heat. Calamine lotion will ease the irritation, while the paracetamol also help. Avoid the application of petroleum jelly or lotions, which can contain the heat intact skin burned. However, moisturizing lotions can alleviate. To alleviate the pain and swelling, patients may be advised to take aspirin. The increase in fluid loss can occur through badly sunburned skin, so fluid replenishment with a 'solution' drink is recommended. Avoid sun exposure over until the skin heals completely, usually within one or two weeks.