Itchy body after a hot shower can be seen in normal people, but also may be neurodermatitis, pruritus and other diseases caused by, should consult a doctor in a timely manner, to clarify the cause of the disease. 1. Physiological conditions: some people bathe more often in the summer, resulting in dry skin can cause itchy after the bath, such people should pay attention to regulate the frequency of bathing, generally no special treatment. 2. Neurodermatitis: the day after the hot shower cool body is very itchy may also be neurodermatitis caused by patients will have skin erythroderma, can be used externally with glucocorticosteroids such as halomethasone, calcium-modulated phosphatase inhibitors such as tacrolimus and other drugs for treatment. 3. Pruritus: after a hot shower on the body is very itchy may also be caused by pruritus, such patients do not have primary lesions, but due to scratching will appear scratches, which should be avoided, when necessary, the use of glycerite lotion, chlorpheniramine maleate and other antihistamine drugs for treatment. All of the above drugs should be used under the guidance of a doctor.