Tennis elbow is a condition that causes pain around the outside of the elbow. It's clinically known as lateral epicondylitis. It often occurs after strenuous overuse of the muscles and tendons of the forearm, near the elbow joint.
Disclaimer: The information provided here should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. The information is provided solely for educational purpose and should not be considered a substitute for medical advice.