The sun shines brightly, and the wind sends warmth, cool days have been “cat” at home, Liu Auntie, recently every day in addition to eating and sleeping to stay outdoors. Unexpectedly, the day before yesterday was found to be suffering from solar dermatitis. In the past two months, the temperature is getting warmer and warmer, Liu Auntie will recruit a few neighbors in the community garden near the mahjong table, every day in the sun, leisurely playing cards. A few days ago, Mrs. Liu suddenly found that the face, hands, neck and other parts of the red spots, but also some swelling, scratching more itchy and painful, these discomforts sometimes disturbed her night sleep. The day before yesterday, Mrs. Liu went to the hospital to see a doctor, was diagnosed as solar dermatitis. Recently, the ultraviolet radiation is stronger, because people in the sunlight activities in the cold days longer than the time, patients suffering from solar dermatitis is gradually increasing, and every day no less than ten such patients. So, despite the pleasant spring, outdoor activities or to strengthen protection. Guo Jianhui said, the sun is now bright, appropriate sunshine is good for health, but if the sun too long, neck and face, arms and other exposed skin may trigger solar dermatitis, erythema, edema, etc., burning itch intolerable, if not dealt with in a timely manner may cause serious injury. Therefore, when the sun is strong in the sun activity time is best not more than one hour.