In keeping with Hashish, for weighted wrist flexion and extension, you want to keep the elbow at close to 90 degrees, hold a fat in your hand, elevate your hand, then slowly but surely lessen your hand. Usually seek the advice of a physician before beginning an physical exercise application. https://www.theorthopaedicandpainpractice.com/how-to-alleviate-tennis-elbow-pain-tips-from-a-medical-expert/