Bleeding and bruising can occur after being hit, causing swelling. When the facial skin has just appeared red and swollen, cold compress is more effective, it is recommended that the cold compress time for about 20 minutes. You can use ice or cold water for cold compresses to promote capillary contraction, stop bleeding, need to pay attention to cold compresses do not need to rub the medicinal oil. If the face is swollen immediately after the use of hot compresses, will make the capillary expansion more obvious, redness and swelling will be more serious, you need to choose hot compresses after 48 hours. Before applying hot compresses, you need to observe whether there is any other organ damage on the face, which is conducive to the elimination of swelling. If the bruising does not improve or worsens, you can use drugs to activate blood circulation and remove blood stasis.