Loss of taste from a cold can take more than 3-5 days to recover effectively. Cold is a very common clinical condition, mostly caused by viral infection or cold. Cold can manifest as respiratory symptoms and systemic manifestations, such as nasal congestion, runny nose, coughing and coughing, etc. Some patients may experience loss of taste sensation, which is mainly related to local inflammatory irritation, mucosal congestion and edema caused by cold. This loss of taste is a temporary phenomenon, and does not require special treatment, should actively control the cold, with the improvement of cold symptoms, taste will gradually recover, about 3-5 days, some cases of heavy cold may take a little longer to recover, about 5-7 days or more, this situation is not too worried, active treatment of the cold can be.