When using the massager will feel itchy, the reasons are mainly the following: First, due to the patient is too sensitive caused by. Some patients intercostal nerve distribution is very much, resulting in patients in the armpits, quarter ribs and other parts of the sensory sensitivity, the use of vibrator massage, may lead to the patient’s sensory sensitivity, itchy feeling. Second, the patient has an allergic reaction caused by the massager in direct contact with the patient’s skin, due to the massager surface material, the patient has an allergic reaction, there will be an itchy skin feeling, but only limited to the surface of the skin. Third, the use of the process of strength, and improper operation of the part caused by. When using the massager, if the downward pressure is too small, the massage vibration conduction site, in a shallow skin location, easy to cause itching. In addition, if the patient often in the quarter rib, armpit and other parts of the massage, there will also be obvious itchy feeling.