The fall season makes people feel high and refreshing, but the sun is still strong and the amount of ultraviolet radiation is still high. High temperatures, high humidity, the human body sweats a lot, pathogenic microbial infestation, as well as mosquito bites, etc., is the cause of skin diseases. Chinese medicine believes that the fall is the lung, the lung is the skin, autumn more dry, dry easy to hurt lung yin, lung yin deficiency skin is dry, all kinds of skin diseases are prone to recurrence, but is also the best season to prevent all kinds of skin diseases. Lung main fur, lung guard strong skin is not easy to attack, can prevent all kinds of skin diseases. In the fall, we can often see clinical sun dermatitis, eczema, insect bite dermatitis, hair loss and other types of skin diseases. Therefore, in the prevention we should pay attention to: 1, go out and pay attention to sun protection, pay attention to wear loose comfortable clothes, keep the skin clean, dry. 2, more dry in the fall, so pay attention to diet, eat more fruits and vegetables, eat more food to help nourish lung yin, do not eat spicy. 3, more exercise, to keep the body strong, strong lung guard is strong skin, not easy to have skin disease. 4, some winter recurrence of skin diseases, such as psoriasis at this time should do a good job in advance prevention, you can come to the hospital in advance to give prevention, can prevent the recurrence of winter. Therefore, in the fall, we have to raise more “lung”, you can prevent all kinds of skin diseases.