People with qi deficiency are often weak, weak in voice, relatively deficient in lung and spleen, and weak in resistance and digestive function. People with qi deficiency should exercise more, don't think too much, and eat more foods that are gentle and nourishing. Health-preserving principle of qi deficiency constitution: reinforcing spleen and developing good living habits is the premise of protecting spleen. Bad living habits hurt the spleen. 1, likes to eat frozen, cold, fat, sweet and delicious products. 2. Lack of proper exercise, such as walking, tennis, swimming and dancing, especially after supper. 3, excessive thinking hurts the spleen. 4, seven emotions stagnation hurts the liver, wooden soil, long-term bad mood, spleen deficiency.