Itchy body after a good bath may be related to local irritation, dry skin, urticaria and other factors. 1. Local irritation: when the patient in the bath used in the bath products alkaline or irritating, may lead to skin itching, red bumps and other symptoms, the patient should choose mild or weakly acidic body lotion, can not use strong alkaline soap, so as not to bring skin irritation. 2. Dry skin: there is a layer of sebum and stratum corneum on the surface of the skin, and many people will scrub the skin hard after bathing, destroying the protective layer and making the skin dry, resulting in flaking and itching. 3. Urticaria: Urticaria is a relatively common skin disease, when the patient suffers from urticaria, after bathing may appear air masses, itchy skin and other symptoms. It is recommended that patients seek timely medical examination to clarify the cause of the targeted treatment, pay attention to skin care in life, regular review and so on.