Long-term colds can be improved by changing lifestyle habits, such as keeping warm, avoiding exertion, and enhancing exercise; at the same time, we also need to be alert to chronic rhinitis, chronic bronchitis and other diseases, and need to consult a doctor in time for checkups and treatments. Long-term colds may be due to long-term late night or fatigue, do not pay attention to warmth, partial or picky eating and other bad habits caused by low resistance, susceptible to viral infections. It is recommended to strengthen one’s resistance by ensuring sufficient rest, avoiding cold, eating a healthy and scientific diet, and strengthening exercise to avoid repeated colds. At the same time, long-term cold symptoms, such as repeated cough, nasal congestion, runny nose and other symptoms, may also be caused by other diseases, such as chronic rhinitis, chronic bronchitis, cough variant asthma and so on. It is recommended to consult a doctor in time to improve the examination and make a clear diagnosis, and at the same time to carry out targeted treatment under the guidance of the doctor.