Qi and blood insufficiency refers to the simultaneous existence of qi deficiency and blood deficiency. Qi and blood insufficiency leads to a decrease in the functions of the internal organs, resulting in symptoms such as mental fatigue, yellowish complexion (yellowish color without luster), dizziness, insomnia, forgetfulness, tightness in the chest, shortness of breath, low voice, fear of cold and cold limbs (fear of cold, cold limbs) and so on. Qi and blood insufficiency is a Chinese medical condition, which may be related to a variety of factors, such as poor diet, overwork, emotional disorders, prolonged illness, etc., resulting in mental fatigue, yellowish color, withered hair, dizziness, insomnia, forgetfulness, tightness in the chest, shortness of breath, low voice, fear of cold, cold limbs, and spontaneous sweating (involuntary sweating during the daytime, which is aggravated by the slightest movement), etc. Patients with these symptoms should be advised to take the following measures to prevent the occurrence of Qi and blood deficiency. For patients with the above symptoms, they should consult a doctor in time and standardize the treatment under the guidance of a physician, and should not blindly self-medicate to avoid causing adverse reactions.