What is soft tissue injury? Soft tissues are the tissues that cover, surround and support the internal organs of our body. These tissues do not get hardened by ossification or calcification and include the muscles, ligaments, tendons, nerves, fat, fibrous tissue, lymph, blood vessels, fasciae, and synovial membranes. Injury to these tissues is termed as soft tissue injury and it shows up as swelling, redness, pain, bruising, lumps, stiffness and loss of function. It can be ei