Bruising is a part of life. Bruises show up after you do things like play contact sports or bump hard into a chair or table. For some, though, they show up often without seemingly having real initial cause. Read on to learn more about bruising from our AFC Urgent Care Chattanooga team! What Exactly Is a Bruise? A bruise is a common skin injury that results in a discoloration of the skin. Blood from damaged ...