Baby head itchy has been scratching usually by sweat gland secretion, head hygiene is not good and other physiological factors and eczema, ringworm and other pathological factors. 1. Physiological factors: some babies head sweat gland secretion is relatively more exuberant, if sweating more, may lead to local skin stimulation, itching. In addition, if the baby’s head hygiene is not good, no timely cleaning, will also cause itching. 2. Pathological factors: part of the baby’s scalp eczema, ringworm and other diseases, may cause the baby head itching. In addition, parasites can also lead to itchy head, but due to the improvement of health conditions in recent years, clinically rare, such as lice. Baby itchy head has been scratching there may be other reasons, it is recommended to go to the hospital dermatology consultation, improve the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.