The reason for the emergence of a fever and cold may be related to the baby’s weak resistance and the result of a viral infection after being exposed to a cold. Symptoms of fever and cold are fever, runny nose, snot is mainly yellow snot, from the tongue phase, the tongue may be more red and the tongue moss is thick and greasy. If you have a heat cold, you can drink more water and then use some cold medicines. If you use western medicine, you can choose the medicine to relieve the symptoms; if you use traditional Chinese medicine, you can choose the medicine to clear heat and diarrhea, for example, Pediatric Shuangqing Granules or Pediatric Shuangqing Oral Liquid. In terms of diet, you can eat some light food, such as porridge, lighter soups and so on. In addition, drinking more water, more sleep and more rest, as well as pay attention to keep warm, pay attention to ventilation indoors, appropriate exercise and outdoor activities, can increase the resistance as well as the ability to adapt to the environment.