Body itching without skin abnormalities are analyzed as follows: 1, urticaria: urticaria belongs to allergic diseases, the skin can not rash, if scratching can start skin scratching disease, is like a mosquito bite rash, belongs to the allergic problems. It is also recommended to avoid spicy food, such as beef and mutton, seafood, to avoid stimulation, you can take oral loratadine or cetirizine for anti-allergy treatment. 2, spring dry skin: dry skin itching is also the main reason, it is recommended to avoid hot water bathing, bathing not too diligent, bathing too diligent will aggravate the secretion of skin sebaceous glands, take away the oil, the skin will be more dry and cause itching. In addition to reducing the number of baths, at the same time can be used externally containing urea or vitamin E, glycerin cosmetics applied to the whole body, moisturizing treatment. 3, metabolic problems: such as diabetes and kidney disease, these metabolic problems can cause itching of the skin, this time to further check the blood sugar, kidney function, liver function has no abnormalities, if there are abnormalities to further first treat these related problems caused by the disease, while the itching The itching will also be well relieved.