Parents and their sick children cram into the department of pediatrics of Xiangyang No 1 People Hospital in Xiangyang, Central China’s Hubei province, Dec 15, 2010. Temperatures dropped to -2 C due to cold air from the north and warm wet flow from the south, increasing the number of sick children going to hospitals in Xiangyang by 40 percent. Most of the children were suffering from respiratory problems. [Photo/Asianewsphoto]