Itchy legs is a more common phenomenon, mainly caused by dry skin, usually the front side of the calf feel itchy, may appear dry flakes, autumn and winter more obvious some, pay attention to the skin on the legs moisturizing can be relieved. May also be caused by allergies, skin diseases or metabolic diseases and other problems.1. Dry skin: mostly manifested as a lack of oil in the skin, only itching, but there is no obvious redness, herpes, too much skin flakes. Need to pay attention to the maintenance of the skin on the legs in daily life, more use of nourishing and moisturizing skin care products; 2, allergies: the resulting itching will be more intense, there will be erythema, papules and other allergic skin manifestations. If diagnosed as allergic itching, such as allergic dermatitis, eczema, etc., anti-allergy treatment should be taken immediately, oral anti-allergy drugs under the guidance of a doctor, and topical anti-allergy cream; 3, dermatological diseases: large patches of obvious rash, herpes or ichthyotic skin flakes on the legs, should go to a regular hospital dermatology department, under the guidance of a doctor to use compound lactic acid cream with fluticasone propionate cream for treatment; 4, metabolic diseases If there are no obvious skin symptoms but you feel itchy on your legs, or if there are symptoms such as swollen calves and physical discomfort, you should actively go to the hospital to improve the relevant examination to exclude kidney disease, liver disease and diabetes and other metabolic diseases; 5, fungal infections: local fungal infections leading to dermatophytosis can also appear itchy on the legs, and can be treated with topical dacrynic acid; 6, other: mosquito bites, chemical substances and environmental stimulation, mental nerve Factors such as itchy legs can also appear. If you have itchy legs, you should promptly go to the hospital for consultation and treatment, and follow the doctor’s instructions for appropriate treatment. Avoid using drugs at your own discretion to avoid delaying the disease or affecting your health.