Frequent scratching of the head by children can be seen in physiological phenomena, which do not require special treatment, but also in medical conditions such as ear diseases, vitamin D deficiency rickets, eczema, etc., which can be relieved by removing the cerumen, medication and other ways. I. Physiological phenomenon: for younger babies, frequent head scratching may occur during growth and development, such as imitating others, etc. Usually, such children have no obvious other abnormalities and discomfort, which is a normal physiological phenomenon and does not require special treatment. II. Pathological conditions 1. Cerumen impaction, these children may have ear pain and other ear discomfort, the younger ones have poor expression, and may have frequent head scratching phenomenon, the treatment should be infiltrated with 5% sodium bicarbonate by physician to soften the cerumen and remove it, and the symptoms can be relieved. 2. Vitamin D deficiency rickets: for younger babies, in the early stage of the disease, there may be sweaty scalp stimulation and the above performance, treatment needs to be supplemented with vitamin D, appropriate sun exposure, and reasonable diet. 3. Eczema: such as the more serious scalp eczema, can appear itchy feeling obvious, cause discomfort frequent scratching, need to pay attention to diet, local moisturizing, if necessary, need to use Dinaid cream treatment. There are many other reasons for children to scratch their heads frequently, it is recommended to consult a doctor in a timely manner, assessed and judged by a specialist, improve the relevant examination, and give targeted treatment or therapy. All of the above medications should be used under the guidance of a doctor, avoid self-medication.