Buns on forehead are common in our life, usually the buns are subcutaneous hematomas, in addition to the buns are accompanied by local redness, swelling, pain, bleeding and other symptoms, usually in 1 week can be self-healing, but also through some treatment measures to help the symptoms disappear. Forehead hit the bag usually first local treatment, the first 24 hours can be through the ice to reduce local edema, reduce hematoma caused by the bulge. 24 hours later can be used infrared physiotherapy or hot compresses to promote blood circulation, reduce edema. If the pain is obvious, you can take oral ibuprofen, acetaminophen and other drugs, can reduce the pain symptoms and help eliminate the red and swollen mass. If there is a slight abrasion on the head, you can disinfect it with an iodine swab; if the injury is large, it needs to be cleared and sutured in time; if the wound is deep, you also need to get a tetanus shot. If there is a slight concussion, you need to pay attention to rest and improve the symptoms of dizziness and headache through local braking. If the bump on the forehead is larger and lasts for a longer period of time, it is recommended to go to the hospital. The doctor will use a syringe to draw out the blood accumulated in the bag and apply a pressure bandage to help eliminate the bump on the forehead. It is important to note that hot compresses should be avoided for 24 hours and rubbing the bumped area is not recommended, as this may worsen the symptoms. Protect the bumped forehead area by avoiding it when bathing, washing your face and applying toiletries to avoid infection, and keeping the area clean and dry to help the bumped area heal as soon as possible.