Isolated tears of the brachialis muscle are rare injuries that have not been well documented. A more common traumatic musculoskeletal injury at the distal aspect of the arm is rupture of the biceps brachii1,2. We report the case of a patient who had an isolated tear of the brachialis muscle that was treated nonoperatively and who had a return to full function. A sixty‐seven‐year‐old right‐hand-dominant retired machinist presented with a one-week history of swelling, mild tenderness, and intermittent erythema in the left elbow. He also had an intermittent burning sensation. He reported no previous problems with the elbow, but he stated that he had lifted a heavy nativity scene at his church the day before the swelling was noticed. On presentation, the patient reported no tenderness, erythema, or paresthesias of the left upper extremity. The review of systems was otherwise negative. Initial examination revealed a full range of motion …