A contusion happens when an injured capillary or blood vessel leaks blood into the surrounding area. Contusions are a type of hematoma, which refers to any collection of blood outside of a blood vessel. While the term contusion might sound serious, it's just a medical term for the common bruise.
Related Herbs: Calendula, Marigold, Comfrey, St. John's Wort & Thyme, Wild Thyme