Itchiness can be caused by mites, but it can also be caused by other reasons, such as allergic reactions, scabies and so on. Mites do cause itchy phenomenon, mites are mainly hidden in bedding, if the skin comes into contact with the mites in the bed, it can cause itchy phenomenon. In addition to mites, if the skin comes into contact with allergens, it can also cause allergic reactions, causing itchy phenomena, triggering eczema, contact dermatitis, urticaria and other skin diseases, not only will be accompanied by itchy body, but also skin lesions, such as erythema, pimples, maculopapular rash, blisters and so on. Scabies can also cause itching on the body, mainly due to the infection of scabies, so if there are scabies parasites in the bedding, it can cause scabies, which can cause significant itching on the body. Itchy body may be due to mites, there may be other factors, it is recommended that patients go to the hospital in time to improve the examination, follow the doctor’s instructions to take standardized treatment, do not ignore the symptoms, take it lightly.