Tennis Elbow - Tennis elbow, generally known as lateral epicondylitis, is due to overusing the muscles in the forearm. This results in pain and tenderness around the outer A part of the elbow. It is prevalent between tennis gamers but can have an impact on anyone who does repetitive arm https://www.theorthopaedicandpainpractice.com/why-is-my-elbow-swollen/?_gl=1*xbbxlb*_up*MQ..&gclid=Cj0KCQjwkt6aBhDKARIsAAyeLJ2krYJSOuy5mZksrNqH-VDjQwW1ScD49yD8BUWysDG6u6bJPCSbXVUaAuCPEALw_wcB