Blisters from cupping may be a manifestation of disease, or it may be caused by improper operation or skin intolerance. If the blisters are small, there is no need for special treatment, but if the blisters are large in size and number, you should go to the hospital in time to avoid infection. 1. manifestation of disease: may be due to the body’s dampness is relatively heavy, cupping through the negative pressure of the body’s dampness adsorption out, resulting in localized blisters on the skin symptoms. 2. Improper operation: the blisters may be related to improper operation such as too high temperature, too much strength, leaving the canister for too long, so that the local skin burns. 3. Skin intolerance: people’s tolerance for temperature is different, some people are more sensitive, the first cupping may appear intolerance, it is easy to blisters.