After cupping the back itchy reason is divided into two kinds, one is after cupping local skin congestion, the other is because of improper operation.
1. Cupping is a variety of operations to make the tank is a negative pressure state, adsorption in the local skin, will make the local skin congestion purple, so after cupping some patients will feel itchy back, most of which is a normal phenomenon, can be relieved.
2. Itchy back skin caused by improper operation, such as leaving the can for too long, resulting in local circulatory disorders, there may be redness, swelling and itching of the skin.
3. Allergic reaction: allergic reaction may be caused by contact with alcohol, fire cans or gas cans.
Cupping needs to be operated under the guidance of a professional physician. If the back is itchy, please go to the hospital in time.