Foot body blisters are caused by skin trauma or friction, most if the blisters are not serious will eventually disappear on their own and do not require special treatment. A. If treatment is needed, the first thing you should do is to reduce the pressure on the blood blister or blister to ensure its integrity and not to tear its outer membrane. It will absorb itself when the internal fluid is drained. If you show blister lesions on the leg, there is pain can be cold compresses with ice packs, 5-10 minutes, can achieve the purpose of reducing inflammation and swelling. The second, the blisters are more serious and there are blood blisters, you can carry out surgical treatment. 1, wash the feet, with iodine volts to thoroughly clean the skin around the blisters or blood blisters. 2, puncture, remove the liquid in the blisters on the feet, with sterile gauze for bandaging, after bandaging every 2 days to change the medication, observe the incision healing. If there is no redness, swelling and oozing, you can continue to change the medication, if there is redness, swelling and oozing consider that there is infection, you need to go to the hospital for timely treatment.