感冒也叫伤风，多是由感冒病毒引起的急性上呼吸道炎症。受寒、淋雨、过度疲劳是感冒的主要诱因。有关专家、学者认为，冬季的寒冷气候使肺功能降低，此时的机体免疫系统也弱，再加上许多人在这个季节吃东西太多、太油，体内某些营养素（如：维生素、矿物质和微量元素）供应不 Cold is also called colds, mostly caused by the cold virus of acute upper respiratory tract inflammation. Cold, rain, fatigue is the main cause of flu. Experts and scholars believe that cold weather in winter reduces lung function, and the immune system at this time is also weak. In addition, many people eat too much or too much oil during this season. Some nutrients in the body (such as vitamins and minerals Substance and trace elements) Supply no