
https://johnthebodyman.com/wp-content/uploads/2014/07/Bodyman-Tennis-elbow-with-torn-ligament-1.jpg
https://johnthebodyman.com/wp-content/uploads/2014/07/Bodyman-extensor-capri-ulnaris.jpg
https://johnthebodyman.com/wp-content/uploads/2014/07/Bodyman-extensor-carpi-radiais-longus.jpg
https://johnthebodyman.com/wp-content/uploads/2014/07/Bodyman-Extensor-digitorum-Communis.jpg
https://johnthebodyman.com/wp-content/uploads/2014/07/Bodyman-Forearm-extensors.jpg
The ECR & ECU are involved in tennis elbow injury. It becomes very tender to the touch on the elbow (lateral epicondylitis), which is a condition when the outer portion of the elbow becomes sore and tender. It is commonly caused by over use.