In daily life children’s back itch is more common, causing children’s back itch for more reasons, usually environmental impact, skin allergies, skin infections, systemic diseases, etc. may lead to children’s back itch. 1, environmental impact: skin may be itchy because of the season, such as dry skin in winter after causing winter pruritus, summer weather is more humid and hot causes increased sweat, resulting in back itch; 2 Skin allergy: such as allergic eczema, allergic urticaria or insect bite dermatitis, etc., will occur in the local color change, causing the phenomenon of itchy back; 3, skin infection: some children are rich in sweat gland secretion, more oil, if infected with some bacteria, such as Malassezia, patients can appear itchy skin; 4, systemic diseases: such as parasitic infections, or children themselves have abnormal blood sugar, the Kidney function abnormalities, etc., can also cause back itching or generalized itching; 5, other: if the child lacks some trace elements, the symptoms of back itching can also occur. After children have symptoms of back itch, parents should take them to the dermatology department for consultation to clarify the cause. At this time, under the guidance of a professional doctor, some anti-itch medications can be used to relieve the discomfort, such as common ones like stove glycolic lotion. At the same time, spicy and stimulating foods, such as chili peppers and fried chicken, should be avoided to avoid aggravating the symptoms.