Blowing a fan and catching a cold can be either wind-cold or wind-heat cold, it is recommended to combine with the systemic symptoms to make a clear diagnosis. Wind-cold cold: A cold after blowing a fan can be a wind-cold cold, which is characterized by severe cold, mild fever, nasal congestion, runny nose, thin nasal mucus, cough with white sputum, headache, headache, body ache, and so on. Wind-heat cold: If a cold occurs after blowing a fan, it can be due to the individual’s physique and appear wind-heat cold, or wind-cold cold further heat is called wind-heat. Symptoms include light cold, heavy fever, nasal congestion, runny nose, yellow nasal mucus, yellow cough and phlegm, and sore throat. After blowing the fan may appear wind-cold, wind-heat cold, may also appear qi deficiency cold, yin deficiency cold, etc. It is recommended to ask the doctor, combined with the systemic symptoms to clarify the diagnosis, standardized treatment.