Stiffness may end up from inflammation, personal injury, or degenerative situations like arthritis. Mild stiffness might help it become difficult to bend or straighten the knee, though critical stiffness may lead to mobility challenges and pain when standing or sitting down. Another evidence-dependent treatment we use is INDIBA Thermal Radiofrequency. https://www.theorthopaedicandpainpractice.com/non-surgical-treatments-for-knee-joint-pain/