Bad lungs need to be based on specific manifestations to determine what can not eat, such as heat evidence, is not recommended to eat warm fruits, such as lychee, durian, cinnamon, cherries, etc.; such as cold deficiency should avoid cold fruits, such as watermelon, strawberries, pears, bananas, etc.; for the existence of allergies, should avoid eating allergenic fruits, such as mango. Fruits contain a lot of vitamins and nutrients and can be consumed in moderation. 1. Heat: such as yin deficiency and lung dryness (deficiency of the body’s yin, resulting in lung dryness can not be moisturized), wind-heat offense lung (wind-heat evil invasion of the lungs), phlegm-heat, etc., is not recommended to consume warm fruits, such as cherries, cinnamon, lychee, durian, etc., but also need to pay attention to avoid warming other foods, such as ginger, leeks and so on. 2. Cold deficiency: if there is a deficiency of lung yang (lung yang qi is insufficient), wind-cold lung (wind-cold evil invasion of the lungs), phlegm and turbidity (phlegm and turbid qi in the knot blockage of the body) and other conditions, it is not recommended to consume cold fruits, such as pears, watermelon, strawberries, bananas and so on, but also need to avoid kelp, lotus root and so on. 3. For allergy or previous allergy to certain fruits, also need to prohibit consumption, such as mango. Fruits contain a lot of vitamins and nutrients, lungs are not good, should be based on their own situation, moderate consumption of fruit.