There are no clear scientific studies that show the benefits of patting the top of the head, but there are some hazards that can be brought about if the force is not applied properly. Tap the top of the head may relax the tension of the head muscles, promote the head of the capillary circulation metabolism, help due to mental tension caused by headache problems, relieve fatigue. If patting the top of the head with too much force, it is easy to cause trauma to the scalp subcutaneous bruising, swelling and other phenomena, repeated vigorous beating and even a mild concussion. For children, the top of the head bone development is slower, this time on the top of the head for patting easily on the children’s brain tissue injury, resulting in dizziness, headache, and even induced epilepsy and other symptoms. If there is physical discomfort, it is recommended that patients consult a doctor in a timely manner, under the guidance of the doctor for exercise and treatment, so as not to delay the condition.