The term “cold cold” generally refers to wind-cold colds, and the term “hot cold” generally refers to wind-heat colds, which can be differentiated clinically by typical symptoms, medical history and etiology. Wind-cold cold mainly has cold (fear of cold) heavy fever light, no sweat, headache, itchy throat and nose, nasal congestion, sneezing, sniffling, pain in the limbs and joints, or cough and cough phlegm, phlegm thin color white, thirst or thirst for hot drinks, thin white tongue coating and moistening, floating tight pulse and other typical symptoms. Wind-heat colds mainly have heavier body heat, sweating, face red, head swelling and pain, or coughing phlegm, phlegm yellow sticky, nasal congestion, runny nose, dry mouth and throat, want to drink cold water, or throat red, swollen and painful, red tongue with thin white and yellowish coating, floating pulse, etc. Typical symptoms of wind-heat colds include: coughing phlegm, thin white sputum, no thirst or thirst for hot drinks, thin white coating and moist, floating tight pulse, etc. Wind-cold cold has a history of being cold before being affected by the disease, and the cause of the disease is mainly due to the feeling of wind-cold evil attacking the muscle surface, while wind-heat cold may have a history of being hot before being affected by the disease, and the cause of the disease may be the feeling of wind-heat evil, or it may be caused by wind-cold transmission. For specific diagnosis and differentiation, professional Chinese medicine practitioners need to clarify the disease and its pattern according to the Four Diagnostic Symposia, and to identify and treat the disease.