Tennis elbow (lateral epicondylitis) refers to an injuries towards the outer elbow tendon that happens soon after demanding overuse of your muscles and tendons of the forearm, around the elbow joint.  The pain is worse when arms are straight and you also attempt to flex your wrists upward (when palms are dealing https://www.theorthopaedicandpainpractice.com/how-to-alleviate-tennis-elbow-pain-tips-from-a-medical-expert/