Colds are divided into common colds and influenza. Patients with common colds, coughs and sore throats generally recover in about 7 days, while patients with influenza can generally get better after active antiviral treatment, with the specific recovery time varying according to the individual’s physical condition. Common colds are caused by viral infections and are characterized by nasal congestion, runny nose, sore throat, cough and phlegm. The common cold is a self-limiting disease and generally does not require antiviral treatment. It is mainly treated by drinking plenty of fluids and resting in bed to enhance immunity, thus promoting recovery, and can be cured in about 7 days. It can be cured in about 7 days. If it is accompanied by complications, the course of the disease may be prolonged. Influenza is caused by the influenza virus, with acute onset of symptoms such as chills, high fever, headache, dizziness, generalized body aches, weakness and other toxic symptoms. Influenza requires active antiviral treatment to effectively control the disease, and the exact recovery time varies according to the duration of antiviral medication and the individual’s physical condition. Cough and sore throat can be caused by a variety of diseases. If symptoms persist or worsen, it is recommended to consult a doctor for a complete examination to determine the cause of the illness and rational treatment.