Deficiency of qi and yin can be seen in qi deficiency and yin deficiency, such as lack of movement and laziness, lethargy, spontaneous sweating (involuntary sweating during the daytime, aggravated by the slightest movement), shortness of breath, dry mouth, red tongue with little moss, and thin, soft and feeble pulse, etc., and is treated by tonifying qi and nourishing yin. Qi deficiency can be seen in fatigue (mental exhaustion, physical weakness), lack of movement and laziness, depression, shortness of breath, dizziness, spontaneous sweating, gastric fullness (stomach distension and discomfort), dullness (lack of appetite, decreased food intake), and low food intake, etc., with a pale tongue and a thin, white moss. Yin deficiency can be seen in dryness of the mouth and throat, five heart-heat (heat in the heart of the two hands and two feet, and conscious heart and chest heat), hot flashes and night sweating (abnormal sweating after going to sleep, and sweating stops after waking up), zygomatic redness (reddish color of the cheeks and zygomatic bones), dryness and astigmatism of the eyes, soreness and weakness of the waist and knees, a red tongue with little fluid, and a thin and countless pulse (a pulse that becomes narrower and finer, and at an accelerated rate), etc. The treatment is to tonify Qi and nourish Yin. Treatment should be based on replenishing qi and nourishing yin, and qi and yin replenishing agents can be used, such as Pulse Drink, Oral Liquid for Enriching Qi and Nourishing Yin, and Xiyangshen Granules, etc. Do not take medication without authorization. Do not take medication without authorization, and use medication under the guidance of a doctor.