Easy to catch a cold may be caused by qi deficiency, and may take Chinese medicines such as Ginseng Su Pills and Yuping Feng Granules. However, the exact cause and medication should be decided by the doctor according to the patient’s other symptoms. Colds caused by qi deficiency refer to the symptoms of colds and flu caused by the feeling of external evils. Clinical symptoms include chills (fear of cold), fever, cough, shortness of breath, spontaneous sweating (involuntary sweating during the day, aggravated by the slightest movement of sweating), and floating and weak pulse. Sensu Pill is used for cold and flu caused by weakness and wind-cold sensation, with symptoms such as malignant cold and fever, headache and nasal congestion, cough with profuse phlegm, chest tightness and vomiting, and weakness and shortness of breath. Yupingfeng Granules is used for those who are weak in appearance (the weakness of muscle surface leads to abnormal sweat out), resulting in spontaneous sweating and malignant wind, with a whitish color (white and lusterless), or those who are weak in body and easily susceptible to wind evils. If there is any discomfort, it is recommended to consult a doctor promptly. If medication is needed, it should be diagnosed by a doctor and the treatment should be standardized according to the doctor’s prescription.